Completed day 11
This commit is contained in:
parent
c68eee28c7
commit
79645abe5a
137
day11/Cargo.lock
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137
day11/Cargo.lock
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@ -0,0 +1,137 @@
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# This file is automatically @generated by Cargo.
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# It is not intended for manual editing.
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[[package]]
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name = "day11"
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version = "0.1.0"
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dependencies = [
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"num_enum 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "derivative"
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version = "1.0.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"proc-macro2 0.4.30 (registry+https://github.com/rust-lang/crates.io-index)",
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"quote 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
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"syn 0.15.44 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "num_enum"
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version = "0.4.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"derivative 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"num_enum_derive 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "num_enum_derive"
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version = "0.4.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"proc-macro-crate 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
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"proc-macro2 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)",
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"quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
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"syn 1.0.13 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "proc-macro-crate"
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version = "0.1.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"toml 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "proc-macro2"
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version = "0.4.30"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "proc-macro2"
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version = "1.0.7"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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||||||
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"unicode-xid 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "quote"
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||||||
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version = "0.6.13"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"proc-macro2 0.4.30 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "quote"
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version = "1.0.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"proc-macro2 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "serde"
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version = "1.0.104"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "syn"
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version = "0.15.44"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"proc-macro2 0.4.30 (registry+https://github.com/rust-lang/crates.io-index)",
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||||||
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"quote 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
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"unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "syn"
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version = "1.0.13"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"proc-macro2 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)",
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||||||
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"quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
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"unicode-xid 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "toml"
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version = "0.5.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "unicode-xid"
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version = "0.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "unicode-xid"
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version = "0.2.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[metadata]
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||||||
|
"checksum derivative 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "942ca430eef7a3806595a6737bc388bf51adb888d3fc0dd1b50f1c170167ee3a"
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"checksum num_enum 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "be601e38e20a6f3d01049d85801cb9b7a34a8da7a0da70df507bbde7735058c8"
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||||||
|
"checksum num_enum_derive 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "b59f30f6a043f2606adbd0addbf1eef6f2e28e8c4968918b63b7ff97ac0db2a7"
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||||||
|
"checksum proc-macro-crate 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "e10d4b51f154c8a7fb96fd6dad097cb74b863943ec010ac94b9fd1be8861fe1e"
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||||||
|
"checksum proc-macro2 0.4.30 (registry+https://github.com/rust-lang/crates.io-index)" = "cf3d2011ab5c909338f7887f4fc896d35932e29146c12c8d01da6b22a80ba759"
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"checksum proc-macro2 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)" = "0319972dcae462681daf4da1adeeaa066e3ebd29c69be96c6abb1259d2ee2bcc"
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||||||
|
"checksum quote 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)" = "6ce23b6b870e8f94f81fb0a363d65d86675884b34a09043c81e5562f11c1f8e1"
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||||||
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"checksum quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "053a8c8bcc71fcce321828dc897a98ab9760bef03a4fc36693c231e5b3216cfe"
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||||||
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"checksum serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)" = "414115f25f818d7dfccec8ee535d76949ae78584fc4f79a6f45a904bf8ab4449"
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||||||
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"checksum syn 0.15.44 (registry+https://github.com/rust-lang/crates.io-index)" = "9ca4b3b69a77cbe1ffc9e198781b7acb0c7365a883670e8f1c1bc66fba79a5c5"
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||||||
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"checksum syn 1.0.13 (registry+https://github.com/rust-lang/crates.io-index)" = "1e4ff033220a41d1a57d8125eab57bf5263783dfdcc18688b1dacc6ce9651ef8"
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||||||
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"checksum toml 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)" = "01d1404644c8b12b16bfcffa4322403a91a451584daaaa7c28d3152e6cbc98cf"
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||||||
|
"checksum unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fc72304796d0818e357ead4e000d19c9c174ab23dc11093ac919054d20a6a7fc"
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||||||
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"checksum unicode-xid 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "826e7639553986605ec5979c7dd957c7895e93eabed50ab2ffa7f6128a75097c"
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10
day11/Cargo.toml
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day11/Cargo.toml
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[package]
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name = "day11"
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version = "0.1.0"
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authors = ["Tyler Hallada <tyler@hallada.net>"]
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edition = "2018"
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# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
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[dependencies]
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num_enum = "0.4.2"
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1
day11/input/input.txt
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1
day11/input/input.txt
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3,8,1005,8,338,1106,0,11,0,0,0,104,1,104,0,3,8,1002,8,-1,10,1001,10,1,10,4,10,108,1,8,10,4,10,102,1,8,28,1,108,6,10,1,3,7,10,3,8,1002,8,-1,10,1001,10,1,10,4,10,108,1,8,10,4,10,1001,8,0,58,2,5,19,10,1,1008,7,10,2,105,6,10,1,1007,7,10,3,8,1002,8,-1,10,1001,10,1,10,4,10,1008,8,0,10,4,10,101,0,8,97,1006,0,76,1,106,14,10,2,9,9,10,1006,0,74,3,8,102,-1,8,10,101,1,10,10,4,10,108,1,8,10,4,10,1002,8,1,132,1006,0,0,2,1104,15,10,3,8,1002,8,-1,10,1001,10,1,10,4,10,1008,8,0,10,4,10,1001,8,0,162,1,1005,13,10,3,8,1002,8,-1,10,101,1,10,10,4,10,108,1,8,10,4,10,101,0,8,187,1,1,15,10,2,3,9,10,1006,0,54,3,8,102,-1,8,10,101,1,10,10,4,10,108,0,8,10,4,10,102,1,8,220,1,104,5,10,3,8,102,-1,8,10,101,1,10,10,4,10,1008,8,0,10,4,10,102,1,8,247,1,5,1,10,1,1109,2,10,3,8,1002,8,-1,10,101,1,10,10,4,10,1008,8,0,10,4,10,1001,8,0,277,1006,0,18,3,8,1002,8,-1,10,101,1,10,10,4,10,108,1,8,10,4,10,101,0,8,301,2,105,14,10,1,5,1,10,2,1009,6,10,1,3,0,10,101,1,9,9,1007,9,1054,10,1005,10,15,99,109,660,104,0,104,1,21101,0,47677546524,1,21101,0,355,0,1105,1,459,21102,936995299356,1,1,21101,0,366,0,1106,0,459,3,10,104,0,104,1,3,10,104,0,104,0,3,10,104,0,104,1,3,10,104,0,104,1,3,10,104,0,104,0,3,10,104,0,104,1,21101,0,206312807515,1,21102,1,413,0,1105,1,459,21101,206253871296,0,1,21102,424,1,0,1106,0,459,3,10,104,0,104,0,3,10,104,0,104,0,21102,1,709580554600,1,21102,1,447,0,1105,1,459,21101,0,868401967464,1,21101,458,0,0,1106,0,459,99,109,2,22102,1,-1,1,21102,1,40,2,21101,0,490,3,21102,480,1,0,1106,0,523,109,-2,2105,1,0,0,1,0,0,1,109,2,3,10,204,-1,1001,485,486,501,4,0,1001,485,1,485,108,4,485,10,1006,10,517,1101,0,0,485,109,-2,2105,1,0,0,109,4,2101,0,-1,522,1207,-3,0,10,1006,10,540,21102,0,1,-3,21201,-3,0,1,21202,-2,1,2,21101,0,1,3,21101,0,559,0,1105,1,564,109,-4,2106,0,0,109,5,1207,-3,1,10,1006,10,587,2207,-4,-2,10,1006,10,587,21202,-4,1,-4,1105,1,655,21201,-4,0,1,21201,-3,-1,2,21202,-2,2,3,21102,606,1,0,1105,1,564,22102,1,1,-4,21102,1,1,-1,2207,-4,-2,10,1006,10,625,21102,1,0,-1,22202,-2,-1,-2,2107,0,-3,10,1006,10,647,22101,0,-1,1,21101,0,647,0,106,0,522,21202,-2,-1,-2,22201,-4,-2,-4,109,-5,2106,0,0
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461
day11/src/intcode.rs
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day11/src/intcode.rs
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use std::collections::HashMap;
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use std::convert::TryFrom;
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use std::error::Error;
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use std::fs::File;
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use std::io::prelude::*;
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use std::result;
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use std::str::FromStr;
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use num_enum::TryFromPrimitive;
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type Result<T> = result::Result<T, Box<dyn Error>>;
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#[derive(Debug, Clone, PartialEq)]
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pub struct Intcode {
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pub integers: HashMap<usize, i64>,
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pub pointer: usize,
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pub halted: bool,
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pub relative_base: i64,
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}
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#[derive(Debug, PartialEq)]
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pub struct Instruction {
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opcode: Opcode,
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parameter_modes: Vec<ParameterMode>,
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}
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impl TryFrom<i64> for Instruction {
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type Error = Box<dyn Error>;
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fn try_from(integer: i64) -> Result<Self> {
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let opcode: Opcode = Opcode::try_from((integer % 100) as u8)?;
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let modes_integer = integer / 100;
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let mut parameter_modes = vec![];
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for parameter_index in 0..opcode.parameter_count() {
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parameter_modes.push(ParameterMode::try_from(
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(modes_integer % (10_i64.pow(parameter_index + 1)) / 10_i64.pow(parameter_index))
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as u8,
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)?)
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}
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Ok(Instruction {
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opcode,
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parameter_modes,
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})
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}
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}
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#[derive(Debug, PartialEq, TryFromPrimitive)]
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#[repr(u8)]
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pub enum Opcode {
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Add = 1,
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Mult = 2,
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Input = 3,
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Output = 4,
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JumpIfTrue = 5,
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JumpIfFalse = 6,
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LessThan = 7,
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Equals = 8,
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RelativeBaseOffset = 9,
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Halt = 99,
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}
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impl Opcode {
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pub fn parameter_count(&self) -> u32 {
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match self {
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Opcode::Add => 3,
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Opcode::Mult => 3,
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Opcode::Input => 1,
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Opcode::Output => 1,
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Opcode::JumpIfTrue => 2,
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Opcode::JumpIfFalse => 2,
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Opcode::LessThan => 3,
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Opcode::Equals => 3,
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Opcode::RelativeBaseOffset => 1,
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Opcode::Halt => 0,
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}
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}
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pub fn target_parameter_index(&self) -> Option<usize> {
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match self {
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Opcode::Add => Some(2),
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Opcode::Mult => Some(2),
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Opcode::Input => Some(0),
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Opcode::Output => None,
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Opcode::JumpIfTrue => None,
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Opcode::JumpIfFalse => None,
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Opcode::LessThan => Some(2),
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Opcode::Equals => Some(2),
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Opcode::RelativeBaseOffset => None,
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Opcode::Halt => None,
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}
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}
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}
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#[derive(Debug, PartialEq, TryFromPrimitive)]
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#[repr(u8)]
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pub enum ParameterMode {
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Position = 0,
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Immediate = 1,
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Relative = 2,
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}
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impl FromStr for Intcode {
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type Err = Box<dyn Error>;
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fn from_str(s: &str) -> Result<Intcode> {
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let intcode_string = s.trim().to_string();
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let mut integers = HashMap::new();
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for (index, code) in intcode_string.split(',').enumerate() {
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integers.insert(index, code.parse().unwrap());
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}
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Ok(Intcode::new(integers))
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}
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}
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impl Intcode {
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||||||
|
fn new(integers: HashMap<usize, i64>) -> Intcode {
|
||||||
|
Intcode {
|
||||||
|
integers,
|
||||||
|
pointer: 0,
|
||||||
|
halted: false,
|
||||||
|
relative_base: 0,
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
fn load_parameters(&mut self, pointer: usize, instruction: &Instruction) -> Vec<i64> {
|
||||||
|
(0..instruction.opcode.parameter_count() as usize)
|
||||||
|
.map(|parameter_index| {
|
||||||
|
let mut integer = *self
|
||||||
|
.integers
|
||||||
|
.entry(pointer + parameter_index + 1)
|
||||||
|
.or_insert(0);
|
||||||
|
match instruction.parameter_modes[parameter_index] {
|
||||||
|
ParameterMode::Position => match instruction.opcode.target_parameter_index() {
|
||||||
|
Some(target_parameter_index)
|
||||||
|
if target_parameter_index == parameter_index => {}
|
||||||
|
_ => {
|
||||||
|
integer = *self.integers.entry(integer as usize).or_insert(0);
|
||||||
|
}
|
||||||
|
},
|
||||||
|
ParameterMode::Relative => match instruction.opcode.target_parameter_index() {
|
||||||
|
Some(target_parameter_index)
|
||||||
|
if target_parameter_index == parameter_index =>
|
||||||
|
{
|
||||||
|
integer += self.relative_base;
|
||||||
|
}
|
||||||
|
_ => {
|
||||||
|
integer = *self
|
||||||
|
.integers
|
||||||
|
.entry((self.relative_base + integer) as usize)
|
||||||
|
.or_insert(0);
|
||||||
|
}
|
||||||
|
},
|
||||||
|
_ => {}
|
||||||
|
}
|
||||||
|
integer
|
||||||
|
})
|
||||||
|
.collect()
|
||||||
|
}
|
||||||
|
|
||||||
|
pub fn execute(&mut self, inputs: &[i64]) -> Result<Vec<i64>> {
|
||||||
|
let mut input_index = 0;
|
||||||
|
let mut output = vec![];
|
||||||
|
|
||||||
|
loop {
|
||||||
|
let instruction =
|
||||||
|
Instruction::try_from(*self.integers.entry(self.pointer).or_insert(0))?;
|
||||||
|
let parameters = self.load_parameters(self.pointer, &instruction);
|
||||||
|
let mut jump_pointer: Option<usize> = None;
|
||||||
|
|
||||||
|
match instruction.opcode {
|
||||||
|
Opcode::Add => {
|
||||||
|
self.integers
|
||||||
|
.insert(parameters[2] as usize, parameters[0] + parameters[1]);
|
||||||
|
}
|
||||||
|
Opcode::Mult => {
|
||||||
|
self.integers
|
||||||
|
.insert(parameters[2] as usize, parameters[0] * parameters[1]);
|
||||||
|
}
|
||||||
|
Opcode::Input => {
|
||||||
|
if input_index >= inputs.len() {
|
||||||
|
break; // pause execution to wait for more input
|
||||||
|
}
|
||||||
|
self.integers
|
||||||
|
.insert(parameters[0] as usize, inputs[input_index]);
|
||||||
|
input_index += 1;
|
||||||
|
}
|
||||||
|
Opcode::Output => {
|
||||||
|
output.push(parameters[0]);
|
||||||
|
}
|
||||||
|
Opcode::JumpIfTrue => {
|
||||||
|
if parameters[0] != 0 {
|
||||||
|
jump_pointer = Some(parameters[1] as usize);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
Opcode::JumpIfFalse => {
|
||||||
|
if parameters[0] == 0 {
|
||||||
|
jump_pointer = Some(parameters[1] as usize);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
Opcode::LessThan => {
|
||||||
|
if parameters[0] < parameters[1] {
|
||||||
|
self.integers.insert(parameters[2] as usize, 1);
|
||||||
|
} else {
|
||||||
|
self.integers.insert(parameters[2] as usize, 0);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
Opcode::Equals => {
|
||||||
|
if parameters[0] == parameters[1] {
|
||||||
|
self.integers.insert(parameters[2] as usize, 1);
|
||||||
|
} else {
|
||||||
|
self.integers.insert(parameters[2] as usize, 0);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
Opcode::RelativeBaseOffset => {
|
||||||
|
self.relative_base += parameters[0];
|
||||||
|
}
|
||||||
|
Opcode::Halt => {
|
||||||
|
self.halted = true;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
match jump_pointer {
|
||||||
|
Some(jump_pointer) => self.pointer = jump_pointer,
|
||||||
|
None => self.pointer += 1 + instruction.opcode.parameter_count() as usize,
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
Ok(output)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
pub fn read_intcode(filename: &str) -> Result<Intcode> {
|
||||||
|
let mut file = File::open(filename)?;
|
||||||
|
let mut intcode_string = String::new();
|
||||||
|
file.read_to_string(&mut intcode_string)?;
|
||||||
|
|
||||||
|
Ok(intcode_string.parse()?)
|
||||||
|
}
|
||||||
|
|
||||||
|
#[cfg(test)]
|
||||||
|
mod tests {
|
||||||
|
use super::*;
|
||||||
|
|
||||||
|
const TEST_INPUT: &str = "input/test1.txt";
|
||||||
|
|
||||||
|
#[test]
|
||||||
|
fn reads_intcode() {
|
||||||
|
assert_eq!(
|
||||||
|
read_intcode(TEST_INPUT).unwrap(),
|
||||||
|
Intcode::new(
|
||||||
|
vec![3, 15, 3, 16, 1002, 16, 10, 16, 1, 16, 15, 15, 4, 15, 99, 0, 0]
|
||||||
|
.into_iter()
|
||||||
|
.enumerate()
|
||||||
|
.collect()
|
||||||
|
),
|
||||||
|
);
|
||||||
|
}
|
||||||
|
|
||||||
|
#[test]
|
||||||
|
fn converts_integer_to_instruction() {
|
||||||
|
assert_eq!(
|
||||||
|
Instruction::try_from(1002).unwrap(),
|
||||||
|
Instruction {
|
||||||
|
opcode: Opcode::Mult,
|
||||||
|
parameter_modes: vec![
|
||||||
|
ParameterMode::Position,
|
||||||
|
ParameterMode::Immediate,
|
||||||
|
ParameterMode::Position
|
||||||
|
],
|
||||||
|
}
|
||||||
|
);
|
||||||
|
|
||||||
|
assert_eq!(
|
||||||
|
Instruction::try_from(101).unwrap(),
|
||||||
|
Instruction {
|
||||||
|
opcode: Opcode::Add,
|
||||||
|
parameter_modes: vec![
|
||||||
|
ParameterMode::Immediate,
|
||||||
|
ParameterMode::Position,
|
||||||
|
ParameterMode::Position
|
||||||
|
],
|
||||||
|
}
|
||||||
|
);
|
||||||
|
}
|
||||||
|
|
||||||
|
#[test]
|
||||||
|
fn executes_intcodes() {
|
||||||
|
let mut intcode = Intcode::new(vec![1, 0, 0, 0, 99].into_iter().enumerate().collect());
|
||||||
|
intcode.execute(&[0]).unwrap();
|
||||||
|
assert_eq!(
|
||||||
|
intcode.integers,
|
||||||
|
vec![2, 0, 0, 0, 99].into_iter().enumerate().collect()
|
||||||
|
);
|
||||||
|
|
||||||
|
let mut intcode = Intcode::new(vec![2, 3, 0, 3, 99].into_iter().enumerate().collect());
|
||||||
|
intcode.execute(&[0]).unwrap();
|
||||||
|
assert_eq!(
|
||||||
|
intcode.integers,
|
||||||
|
vec![2, 3, 0, 6, 99].into_iter().enumerate().collect()
|
||||||
|
);
|
||||||
|
|
||||||
|
let mut intcode = Intcode::new(vec![2, 4, 4, 5, 99, 0].into_iter().enumerate().collect());
|
||||||
|
intcode.execute(&[0]).unwrap();
|
||||||
|
assert_eq!(
|
||||||
|
intcode.integers,
|
||||||
|
vec![2, 4, 4, 5, 99, 9801].into_iter().enumerate().collect()
|
||||||
|
);
|
||||||
|
|
||||||
|
let mut intcode = Intcode::new(
|
||||||
|
vec![1, 1, 1, 4, 99, 5, 6, 0, 99]
|
||||||
|
.into_iter()
|
||||||
|
.enumerate()
|
||||||
|
.collect(),
|
||||||
|
);
|
||||||
|
intcode.execute(&[0]).unwrap();
|
||||||
|
assert_eq!(
|
||||||
|
intcode.integers,
|
||||||
|
vec![30, 1, 1, 4, 2, 5, 6, 0, 99]
|
||||||
|
.into_iter()
|
||||||
|
.enumerate()
|
||||||
|
.collect()
|
||||||
|
);
|
||||||
|
|
||||||
|
let mut intcode = Intcode::new(
|
||||||
|
vec![1, 9, 10, 3, 2, 3, 11, 0, 99, 30, 40, 50]
|
||||||
|
.into_iter()
|
||||||
|
.enumerate()
|
||||||
|
.collect(),
|
||||||
|
);
|
||||||
|
intcode.execute(&[0]).unwrap();
|
||||||
|
assert_eq!(
|
||||||
|
intcode.integers,
|
||||||
|
vec![3500, 9, 10, 70, 2, 3, 11, 0, 99, 30, 40, 50]
|
||||||
|
.into_iter()
|
||||||
|
.enumerate()
|
||||||
|
.collect()
|
||||||
|
);
|
||||||
|
}
|
||||||
|
|
||||||
|
#[test]
|
||||||
|
fn less_and_equal_outputs() {
|
||||||
|
let intcode = Intcode::new(
|
||||||
|
vec![3, 9, 8, 9, 10, 9, 4, 9, 99, -1, 8]
|
||||||
|
.into_iter()
|
||||||
|
.enumerate()
|
||||||
|
.collect(),
|
||||||
|
);
|
||||||
|
assert_eq!(intcode.clone().execute(&[8]).unwrap(), vec![1]);
|
||||||
|
assert_eq!(intcode.clone().execute(&[0]).unwrap(), vec![0]);
|
||||||
|
|
||||||
|
let intcode = Intcode::new(
|
||||||
|
vec![3, 9, 7, 9, 10, 9, 4, 9, 99, -1, 8]
|
||||||
|
.into_iter()
|
||||||
|
.enumerate()
|
||||||
|
.collect(),
|
||||||
|
);
|
||||||
|
assert_eq!(intcode.clone().execute(&[0]).unwrap(), vec![1]);
|
||||||
|
assert_eq!(intcode.clone().execute(&[9]).unwrap(), vec![0]);
|
||||||
|
|
||||||
|
let intcode = Intcode::new(
|
||||||
|
vec![3, 3, 1108, -1, 8, 3, 4, 3, 99]
|
||||||
|
.into_iter()
|
||||||
|
.enumerate()
|
||||||
|
.collect(),
|
||||||
|
);
|
||||||
|
assert_eq!(intcode.clone().execute(&[8]).unwrap(), vec![1]);
|
||||||
|
assert_eq!(intcode.clone().execute(&[0]).unwrap(), vec![0]);
|
||||||
|
|
||||||
|
let intcode = Intcode::new(
|
||||||
|
vec![3, 3, 1107, -1, 8, 3, 4, 3, 99]
|
||||||
|
.into_iter()
|
||||||
|
.enumerate()
|
||||||
|
.collect(),
|
||||||
|
);
|
||||||
|
assert_eq!(intcode.clone().execute(&[0]).unwrap(), vec![1]);
|
||||||
|
assert_eq!(intcode.clone().execute(&[9]).unwrap(), vec![0]);
|
||||||
|
}
|
||||||
|
|
||||||
|
#[test]
|
||||||
|
fn jump_outputs() {
|
||||||
|
let intcode = Intcode::new(
|
||||||
|
vec![3, 12, 6, 12, 15, 1, 13, 14, 13, 4, 13, 99, -1, 0, 1, 9]
|
||||||
|
.into_iter()
|
||||||
|
.enumerate()
|
||||||
|
.collect(),
|
||||||
|
);
|
||||||
|
assert_eq!(intcode.clone().execute(&[0]).unwrap(), vec![0]);
|
||||||
|
assert_eq!(intcode.clone().execute(&[1]).unwrap(), vec![1]);
|
||||||
|
|
||||||
|
let intcode = Intcode::new(
|
||||||
|
vec![3, 3, 1105, -1, 9, 1101, 0, 0, 12, 4, 12, 99, 1]
|
||||||
|
.into_iter()
|
||||||
|
.enumerate()
|
||||||
|
.collect(),
|
||||||
|
);
|
||||||
|
assert_eq!(intcode.clone().execute(&[0]).unwrap(), vec![0]);
|
||||||
|
assert_eq!(intcode.clone().execute(&[1]).unwrap(), vec![1]);
|
||||||
|
}
|
||||||
|
|
||||||
|
#[test]
|
||||||
|
fn larger_part2_intcode() {
|
||||||
|
let intcode = Intcode::new(
|
||||||
|
vec![
|
||||||
|
3, 21, 1008, 21, 8, 20, 1005, 20, 22, 107, 8, 21, 20, 1006, 20, 31, 1106, 0, 36,
|
||||||
|
98, 0, 0, 1002, 21, 125, 20, 4, 20, 1105, 1, 46, 104, 999, 1105, 1, 46, 1101, 1000,
|
||||||
|
1, 20, 4, 20, 1105, 1, 46, 98, 99,
|
||||||
|
]
|
||||||
|
.into_iter()
|
||||||
|
.enumerate()
|
||||||
|
.collect(),
|
||||||
|
);
|
||||||
|
assert_eq!(intcode.clone().execute(&[0]).unwrap(), vec![999]);
|
||||||
|
assert_eq!(intcode.clone().execute(&[8]).unwrap(), vec![1000]);
|
||||||
|
assert_eq!(intcode.clone().execute(&[9]).unwrap(), vec![1001]);
|
||||||
|
}
|
||||||
|
|
||||||
|
#[test]
|
||||||
|
fn multiple_input_intcode() {
|
||||||
|
let intcode = Intcode::new(
|
||||||
|
vec![
|
||||||
|
3, 15, 3, 16, 1002, 16, 10, 16, 1, 16, 15, 15, 4, 15, 99, 0, 0,
|
||||||
|
]
|
||||||
|
.into_iter()
|
||||||
|
.enumerate()
|
||||||
|
.collect(),
|
||||||
|
);
|
||||||
|
assert_eq!(intcode.clone().execute(&[1, 1]).unwrap(), vec![11]);
|
||||||
|
}
|
||||||
|
|
||||||
|
#[test]
|
||||||
|
fn relative_base_offset_quine() {
|
||||||
|
let code = vec![
|
||||||
|
109, 1, 204, -1, 1001, 100, 1, 100, 1008, 100, 16, 101, 1006, 101, 0, 99,
|
||||||
|
];
|
||||||
|
let intcode = Intcode::new(code.clone().into_iter().enumerate().collect());
|
||||||
|
assert_eq!(intcode.clone().execute(&[]).unwrap(), code);
|
||||||
|
}
|
||||||
|
|
||||||
|
#[test]
|
||||||
|
fn sixteen_digit_output() {
|
||||||
|
let code = vec![1102, 34915192, 34915192, 7, 4, 7, 99, 0];
|
||||||
|
let intcode = Intcode::new(code.into_iter().enumerate().collect());
|
||||||
|
assert_eq!(intcode.clone().execute(&[]).unwrap(), [1219070632396864]);
|
||||||
|
}
|
||||||
|
|
||||||
|
#[test]
|
||||||
|
fn large_output() {
|
||||||
|
let code = vec![104, 1125899906842624, 99];
|
||||||
|
let intcode = Intcode::new(code.into_iter().enumerate().collect());
|
||||||
|
assert_eq!(intcode.clone().execute(&[]).unwrap(), [1125899906842624]);
|
||||||
|
}
|
||||||
|
|
||||||
|
#[test]
|
||||||
|
fn relative_target_parameters() {
|
||||||
|
let code = vec![109, 1, 203, 2, 204, 2, 99];
|
||||||
|
let intcode = Intcode::new(code.into_iter().enumerate().collect());
|
||||||
|
assert_eq!(intcode.clone().execute(&[123]).unwrap(), [123]);
|
||||||
|
}
|
||||||
|
}
|
||||||
189
day11/src/main.rs
Normal file
189
day11/src/main.rs
Normal file
@ -0,0 +1,189 @@
|
|||||||
|
use std::collections::HashMap;
|
||||||
|
use std::convert::TryFrom;
|
||||||
|
use std::error::Error;
|
||||||
|
use std::fmt;
|
||||||
|
use std::result;
|
||||||
|
|
||||||
|
use num_enum::TryFromPrimitive;
|
||||||
|
|
||||||
|
mod intcode;
|
||||||
|
|
||||||
|
use intcode::{read_intcode, Intcode};
|
||||||
|
|
||||||
|
const INPUT: &str = "input/input.txt";
|
||||||
|
|
||||||
|
type Result<T> = result::Result<T, Box<dyn Error>>;
|
||||||
|
|
||||||
|
#[derive(TryFromPrimitive, Clone, Copy)]
|
||||||
|
#[repr(u8)]
|
||||||
|
enum Color {
|
||||||
|
Black = 0,
|
||||||
|
White = 1,
|
||||||
|
}
|
||||||
|
|
||||||
|
#[derive(TryFromPrimitive, Clone, Copy)]
|
||||||
|
#[repr(u8)]
|
||||||
|
enum Turn {
|
||||||
|
Left = 0,
|
||||||
|
Right = 1,
|
||||||
|
}
|
||||||
|
|
||||||
|
#[derive(TryFromPrimitive, Clone, Copy)]
|
||||||
|
#[repr(u8)]
|
||||||
|
enum Direction {
|
||||||
|
Left = 0,
|
||||||
|
Right = 1,
|
||||||
|
Up = 2,
|
||||||
|
Down = 3,
|
||||||
|
}
|
||||||
|
|
||||||
|
impl Direction {
|
||||||
|
fn turn(&self, turn: Turn) -> Direction {
|
||||||
|
match turn {
|
||||||
|
Turn::Left => match self {
|
||||||
|
Direction::Left => Direction::Down,
|
||||||
|
Direction::Right => Direction::Up,
|
||||||
|
Direction::Up => Direction::Left,
|
||||||
|
Direction::Down => Direction::Right,
|
||||||
|
},
|
||||||
|
Turn::Right => match self {
|
||||||
|
Direction::Left => Direction::Up,
|
||||||
|
Direction::Right => Direction::Down,
|
||||||
|
Direction::Up => Direction::Right,
|
||||||
|
Direction::Down => Direction::Left,
|
||||||
|
},
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
#[derive(PartialEq, Eq, Hash, Clone, Copy)]
|
||||||
|
struct Coordinate {
|
||||||
|
x: i64,
|
||||||
|
y: i64,
|
||||||
|
}
|
||||||
|
|
||||||
|
struct Robot {
|
||||||
|
intcode: Intcode,
|
||||||
|
position: Coordinate,
|
||||||
|
direction: Direction,
|
||||||
|
}
|
||||||
|
|
||||||
|
impl Robot {
|
||||||
|
fn new(intcode: Intcode) -> Robot {
|
||||||
|
Robot {
|
||||||
|
intcode: intcode.clone(),
|
||||||
|
position: Coordinate { x: 0, y: 0 },
|
||||||
|
direction: Direction::Up,
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
fn turn_and_move(&mut self, turn: Turn) {
|
||||||
|
self.direction = self.direction.turn(turn);
|
||||||
|
match self.direction {
|
||||||
|
Direction::Left => self.position.x -= 1,
|
||||||
|
Direction::Right => self.position.x += 1,
|
||||||
|
Direction::Up => self.position.y -= 1,
|
||||||
|
Direction::Down => self.position.y += 1,
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
struct Hull {
|
||||||
|
panels: HashMap<Coordinate, Color>,
|
||||||
|
}
|
||||||
|
|
||||||
|
impl Hull {
|
||||||
|
fn new() -> Hull {
|
||||||
|
Hull {
|
||||||
|
panels: HashMap::new(),
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
fn paint_registration(&mut self, intcode: Intcode, start_color: Color) -> Result<()> {
|
||||||
|
let mut robot = Robot::new(intcode);
|
||||||
|
let mut current_panel = start_color;
|
||||||
|
while !robot.intcode.halted {
|
||||||
|
let output = robot
|
||||||
|
.intcode
|
||||||
|
.execute(&[current_panel as i64])
|
||||||
|
.expect("Failed to execute intcode");
|
||||||
|
let color = Color::try_from(output[0] as u8)?;
|
||||||
|
let turn = Turn::try_from(output[1] as u8)?;
|
||||||
|
|
||||||
|
self.panels.insert(robot.position, color);
|
||||||
|
robot.turn_and_move(turn);
|
||||||
|
current_panel = *self.panels.get(&robot.position).unwrap_or(&Color::Black);
|
||||||
|
}
|
||||||
|
Ok(())
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
impl fmt::Display for Hull {
|
||||||
|
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
|
||||||
|
let start_coord = Coordinate { x: 0, y: 0 };
|
||||||
|
let up_left_corner = Coordinate {
|
||||||
|
x: self
|
||||||
|
.panels
|
||||||
|
.keys()
|
||||||
|
.min_by_key(|coord| coord.x)
|
||||||
|
.unwrap_or(&start_coord)
|
||||||
|
.x,
|
||||||
|
y: self
|
||||||
|
.panels
|
||||||
|
.keys()
|
||||||
|
.min_by_key(|coord| coord.y)
|
||||||
|
.unwrap_or(&start_coord)
|
||||||
|
.y,
|
||||||
|
};
|
||||||
|
let down_right_corner = Coordinate {
|
||||||
|
x: self
|
||||||
|
.panels
|
||||||
|
.keys()
|
||||||
|
.max_by_key(|coord| coord.x)
|
||||||
|
.unwrap_or(&start_coord)
|
||||||
|
.x,
|
||||||
|
y: self
|
||||||
|
.panels
|
||||||
|
.keys()
|
||||||
|
.max_by_key(|coord| coord.y)
|
||||||
|
.unwrap_or(&start_coord)
|
||||||
|
.y,
|
||||||
|
};
|
||||||
|
for y in up_left_corner.y..=down_right_corner.y {
|
||||||
|
let mut row_string = String::new();
|
||||||
|
for x in up_left_corner.x..=down_right_corner.x {
|
||||||
|
row_string += match self
|
||||||
|
.panels
|
||||||
|
.get(&Coordinate { x, y })
|
||||||
|
.unwrap_or(&Color::Black)
|
||||||
|
{
|
||||||
|
Color::Black => ".",
|
||||||
|
Color::White => "#",
|
||||||
|
};
|
||||||
|
}
|
||||||
|
write!(f, "{}\n", row_string)?;
|
||||||
|
}
|
||||||
|
Ok(())
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
fn solve_part1() -> Result<usize> {
|
||||||
|
let intcode = read_intcode(INPUT)?;
|
||||||
|
let mut hull = Hull::new();
|
||||||
|
hull.paint_registration(intcode, Color::Black)?;
|
||||||
|
Ok(hull.panels.len())
|
||||||
|
}
|
||||||
|
|
||||||
|
fn solve_part2() -> Result<String> {
|
||||||
|
let intcode = read_intcode(INPUT)?;
|
||||||
|
let mut hull = Hull::new();
|
||||||
|
hull.paint_registration(intcode, Color::White)?;
|
||||||
|
Ok(format!("\n{}", hull))
|
||||||
|
}
|
||||||
|
|
||||||
|
fn main() -> Result<()> {
|
||||||
|
println!("Part 1: {}", solve_part1()?);
|
||||||
|
println!("Part 2: {}", solve_part2()?);
|
||||||
|
|
||||||
|
Ok(())
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue
Block a user