day12
This commit is contained in:
parent
5248092252
commit
ea2f6ecee5
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@ -2,6 +2,12 @@
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# It is not intended for manual editing.
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version = 3
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[[package]]
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name = "autocfg"
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version = "1.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
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[[package]]
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name = "day01"
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version = "0.1.0"
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@ -46,6 +52,144 @@ version = "0.1.0"
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name = "day11"
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version = "0.1.0"
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[[package]]
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name = "day12"
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version = "0.1.0"
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dependencies = [
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"pathfinding",
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]
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[[package]]
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name = "either"
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version = "1.8.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "90e5c1c8368803113bf0c9584fc495a58b86dc8a29edbf8fe877d21d9507e797"
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[[package]]
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name = "fixedbitset"
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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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checksum = "0ce7134b9999ecaf8bcd65542e436736ef32ddca1b3e06094cb6ec5755203b80"
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[[package]]
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name = "hashbrown"
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version = "0.12.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
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[[package]]
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name = "indexmap"
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version = "1.9.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "1885e79c1fc4b10f0e172c475f458b7f7b93061064d98c3293e98c5ba0c8b399"
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dependencies = [
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"autocfg",
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"hashbrown",
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]
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[[package]]
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name = "integer-sqrt"
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version = "0.1.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "276ec31bcb4a9ee45f58bec6f9ec700ae4cf4f4f8f2fa7e06cb406bd5ffdd770"
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dependencies = [
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"num-traits",
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]
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[[package]]
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name = "itertools"
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version = "0.10.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "b0fd2260e829bddf4cb6ea802289de2f86d6a7a690192fbe91b3f46e0f2c8473"
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dependencies = [
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"either",
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]
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[[package]]
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name = "num-traits"
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version = "0.2.15"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "578ede34cf02f8924ab9447f50c28075b4d3e5b269972345e7e0372b38c6cdcd"
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dependencies = [
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"autocfg",
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]
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[[package]]
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name = "pathfinding"
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version = "4.0.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "09ba65132000a419ec9b12d1850a4f73896afd0e8575d4dae41097e17600048f"
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dependencies = [
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"fixedbitset",
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"indexmap",
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"integer-sqrt",
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"itertools",
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"num-traits",
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"rustc-hash",
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"thiserror",
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]
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[[package]]
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name = "proc-macro2"
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version = "1.0.47"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "5ea3d908b0e36316caf9e9e2c4625cdde190a7e6f440d794667ed17a1855e725"
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dependencies = [
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"unicode-ident",
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]
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[[package]]
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name = "quote"
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version = "1.0.21"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "bbe448f377a7d6961e30f5955f9b8d106c3f5e449d493ee1b125c1d43c2b5179"
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dependencies = [
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"proc-macro2",
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]
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[[package]]
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name = "rustc-hash"
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version = "1.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"
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[[package]]
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name = "syn"
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version = "1.0.105"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "60b9b43d45702de4c839cb9b51d9f529c5dd26a4aff255b42b1ebc03e88ee908"
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dependencies = [
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"proc-macro2",
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"quote",
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"unicode-ident",
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]
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[[package]]
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name = "thiserror"
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version = "1.0.37"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "10deb33631e3c9018b9baf9dcbbc4f737320d2b576bac10f6aefa048fa407e3e"
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dependencies = [
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"thiserror-impl",
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]
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[[package]]
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name = "thiserror-impl"
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version = "1.0.37"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "982d17546b47146b28f7c22e3d08465f6b8903d0ea13c1660d9d84a6e7adcdbb"
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dependencies = [
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"proc-macro2",
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"quote",
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"syn",
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]
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[[package]]
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name = "tiesto"
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version = "0.1.0"
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[[package]]
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name = "unicode-ident"
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version = "1.0.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "6ceab39d59e4c9499d4e5a8ee0e2735b891bb7308ac83dfb4e80cad195c9f6f3"
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@ -13,7 +13,7 @@ members = [
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"day09",
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"day10",
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"day11",
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# "day12",
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"day12",
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# "day13",
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# "day14",
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# "day15",
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@ -3,7 +3,7 @@ use std::str::FromStr;
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fn main() {
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const FILE_PATH: &str = "input";
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println!("Hi this is the nineth day of AOC2022, first we will read the file {}", FILE_PATH);
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println!("Hi this is the tenth day of AOC2022, first we will read the file {}", FILE_PATH);
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let contents = fs::read_to_string(FILE_PATH)
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.expect("Should have been able to read the file");
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@ -4,7 +4,7 @@ use std::collections::BinaryHeap;
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fn main() {
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const FILE_PATH: &str = "input";
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println!("Hi this is the nineth day of AOC2022, first we will read the file {}", FILE_PATH);
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println!("Hi this is the eleventh day of AOC2022, first we will read the file {}", FILE_PATH);
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let contents = fs::read_to_string(FILE_PATH)
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.expect("Should have been able to read the file");
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@ -0,0 +1,9 @@
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[package]
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name = "day12"
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version = "0.1.0"
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edition = "2021"
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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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pathfinding = "4.0.0"
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@ -0,0 +1,41 @@
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abcccccccccccccccccccccccccccccccccccccccccccccccccccaaaaacccccccccccccaaaaaaaccccccccccccccccaaaaaaccccccccccccccccccccccccccaaaaacccaaaccccccccccccccccccccccccccccccaaaaa
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abcccccccccaaaccccccccccccaaaccccccccccccccccccccccccaaaaaacccccccccccccaaaaaaaaaaaccaaaaccccaaaaaaacccccccccccccccccccccccccccaaaaaacaaaaccccccccccccccccccccccccccccccaaaa
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abcccccccccaaaaaacccccccccaaaacccccccccccccccccccccccaaaaaaccccccccccccaaaaaaaaaaaccaaaaacccaaaaaacccccccccaaacccccccccccccccaaaaaaaacaaaaccccccccccccccccacccccccccccccaaaa
|
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abcccccccccaaaaaacccccccccaaaaccccaacccccccccccccccccaaaaaaccccccccccaaaaaaaaaaaaaacaaaaaaccaacaaaccaacccaaaaaaccccccccccccccaaaaaaaacaaaccccccccccaccccaaaccccccccccccaaaaa
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abcccccccaaaaaaaccccccccccaaaacccaaaaccccccccccccaaccccaaacccccccaaacaaaaaaaaaccccccaaaaaacccccaaaccaacccaaaaaacccccccccccccccccaaccccccccccccccccaaacccaaaccccccccccccaaaca
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abcccccccaaaaaaacccccccaaacccccccaaaacccccccaaccaaaccccccccccccaaaaacaaaaaaaaaccccccaaaaaccccccccaaaaaaaacaaaaaccaacaaccccccccccaaccccccccccccccccaaaaaaaaaccccccccccccccccc
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abcccccccccaaaaaaccaaccaaacccccccaaaacccccccaaaaaaaccccccccccccaaaaaaccccaaaaaacccccccaaaccccccccaaaaaaaaaaaaacccaaaaacccccccaaaccccccccccccccccccaaaaaaaackcccccccccccccccc
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abcccccccccaaaaaaccaaaaaaaccccccccccccccccccaaaaaacccccccccccccaaaaaaccccaaaaaaccccccccccccccccccccaaaaccaaaaaccccaaaaaccccccaaaaaccccaaaaaccccccccaaaajjkkkkkccccccaacccccc
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abcccccccccaaccccccaaaaaaccccccccccccccccccccaaaaaaaaccccccccccaaaaacccaaaacaaccccccccccccccccccccaaaaaccccccccccaaaaaacccccaaaaaaccccaaaaaccciijjjjjjjjjkkkkkkccaaaaaaccccc
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abcaaaccccccccccccccaaaaaaaaccccccccccccccccaaaaaaaaacccccccccccaaaacccaaaccaaccccccccccccccccccccaacaaacccccccccaaaacccccccaaaaaacccaaaaaaciiiijjjjjjjjjoopkkkkcaaaaacccccc
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abaaaacccccccccccccaaaaaaaaaccccccccccccccccaaaaaaaacccccccccccccccccccaaaaaaaccccaccaccccccccccccacccaacccccccccccaaccccccccaaaaacccaaaaaaiiiiiijjjjjjoooppppkkcaaaaaaacccc
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abaaaaaccccccccccccaaaaaaaaccccccccccccccccaaaaaaaccccccccccccccccccccccaaaaaaccccaaaacccccccccccccccccccccccccccccccccccccccaaaaccccaaaaaiiiinnnoooooooooppppkkkaaaaaaacccc
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abaaaaacccccccccccaaaaaaaccccccccccccccccccccccaaacccccccccccccccccccaaaaaaaacccccaaaaccccccccccccaaccaacccccaccccacccccccccccccccccccaaaciiinnnnoooooooouupppkkkaaaaaaacccc
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abaaaaccccccccccccccccaaaccccccccccccccccccccccaaacccccccaaccccccccccaaaaaaaaacccaaaaaacccccccccccaaaaaaccccaaaaaaaacccccccccccccaaccccccciiinnnntttooouuuuupppiiacaaacccccc
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abaaaacccccccccccccccccaaccccccccccccccccccccccccccccccaaaacacccccccccaaaaaaaacccaaaaaacccccccccccaaaaaccccccaaaaaacccccccccccaaaaaacccccciinnnttttuuuuuuuuuuppiiccaaacccccc
|
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abcccccccccccccccccccccccccccccccccccccccccccccccccccccaaaaaacccccccccccaaaaaaaccccaacccccaaccccccaaaaaacccccaaaaaacccccccccccaaaaaccccccciinnntttttuuuuxyuuuppiiicccccccccc
|
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abccccccccccccccccccccccccccccccccccccaaacccccccaaccccccaaaaccccccccccccaaccccccccccccccccaacaaacaaaaaaaacccaaaaaaaaccccccccccaaaaaaaccccchinnnttxxxxuuxyyyuuppiiiiccccccccc
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abccccccccccccccccccccccccccccccccccccaaaaaaccccaaacccccaaaaccccccccccccaaccccccccccccccccaaaaaccaaaaaaaaccaaaaaaaaaaccccccccaaaaaaaaccccchhhnnttxxxxxxxyyuvppppiiiccccccccc
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abccccccccccccccccccccccccccccccccccaaaaaaaaaaccaaaaaaacacaacccccccccccccccccaaaccccccccaaaaaaccccccaacccccaaaaaaaaaaccccccccaaaaaaaaccccchhhnntttxxxxxxyyvvvppqqiiicccccccc
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abccccccccccccccccccccccccccccaacaccaaaaaaaaaaaaaaaaaaacccccccccccccccccccccaaaaaaccccccaaaaaaacccccaacccccaccaaaaacacccccccccacaaaccccccchhhnnnttxxxxxyyyvvvvqqqqiiiccccccc
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SbccccccccccccccccccccccccccccaaaaccaaaaaaacaaaaaaaaaaccccccccccccccccccccccaaaaaaccccccccaaaaaaccccccccccccccaaaaccccccccccccccaaacccccchhhmmmtttxxxEzzyyyyvvvqqqqiiccccccc
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abcccccccccccccccccccccccccccaaaaaccccaaaaaccaaaaaaaaacccccccccccccccaaaaaccaaaaaaccccccccaaccaacccccccccccccccaacccccccaaaaccccccccccccchhhmmmtttxxxyyyyyyyyvvvqqqjjjcccccc
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abcccaaacccccccccccccccccccccaaaaaacccaacaaaaaaaaaaaaacccccccccccccccaaaaacccaaaaaccccccccaacccccccccccccccccccccccccccaaaaacccccccccccchhhmmmttsxxyyyyyyyyvvvvvqqqjjjcccccc
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abcccaaaaaacccaacaaccccccccccacaaaacccaacccaaaaaaaaaaaacccccccccccccaaaaaacccaacaaccccccccccccccccccccccccccccccccaacccaaaaaaccccccccccchhhmmmssxxwwwwyyywvvvvvqqqjjjjcccccc
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abccaaaaaaacccaaaaaccccccccccccaaccccccccccaaaaaaaccaaccccccccccccccaaaaaacccccccccccccccccccccccccccccccccccaaccaaacccaaaaaacccccccaaachhhmmssswwwwwwyyywvvqqqqqqjjjccccccc
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abcaaaaaaacccccaaaaacccccccccccccccccccccccccccaaaccccccccccccccccccaaaaaacccccccccccaaccccaaccccccccccccccccaaacaaacccaaaaaacccccccaaacgggmmsssswwwswwyywwrrqqqjjjjcccccccc
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abcaaaaaaaccccaaaaaacccccccccccccccccccccccaaccaaaccccccccccccccccccccaaccccccccccccaaccccaaaacccccccccccccccaaaaaaccccccaacccccccaacaaagggmmmssssssswwwwwwrrqjjjjjddccccccc
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abcccaaaaaacccaaaacccccccccccccccccccccccccaaacaaccccccccccccccccccccccccccccccccaaaaacaacaaaaccccccccccccccccaaaaaaaaccccccccccccaaaaaagggmmmmssssssswwwwrrrkjjjjddddcccccc
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abcccaaaaaacccccaaccccccccccccccccccccccccccaaaaaccccccccccccccccccccccccccccccccaaaaaaaacaaaacaaccccccaaccaaaaaaaaaaacccccccccccccaaaaaggggmmmmllllsrrwwwrrkkkjdddddaaacccc
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abcccaaaccccccccccccaacccccccccccccccccccccaaaaaaccccccccccccccccccccccccccccccccccaaaaacccccccaaaaaaccaaaaaaaaaaaaaacccccccccccccccaaaaaggggmmllllllrrrrrrrkkkdddddaaaccccc
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abccccaaaaaaccccccccaacaaaccccccccacccaaccaaaaaaaaccccccccccaaaccccccaacccccccccccaaaaaccccccccaaaaacccaaaaaaaaaaaaccccccccccccccccaaacaacggggggflllllrrrrrrkkddddaaaaaccccc
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abccccaaaaacccccccccaaaaacccccccccaaaaaaccaaaaaaaaccccccccccaaacacccaaaaccccccccccaacaaacccccaaaaaaccccaaaaaaaccaaacccccccccccccccccaacccccggggffffllllrrrrkkkdddaaaaaaacccc
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abccaaaaaaacccccccaaaaaaccccccccccaaaaaccccccaacccccaaccccaacaaaaaccaaaacccccccaaccccaaccccccaaaaaaaccaaaaaaaaccaaaccccccccccccccccccaaaccccccgffffflllkkkkkkeedaaaaaaaacccc
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abccaaaaaaacccccccaaaaaaacccccccccaaaaaacccccaacccccaaacccaaaaaaaaccaaaacccaaaaacccccccccccccccaaaaaacaaaaaaaacccccccccccccccccccccccaaaacaacccccffffllkkkkkeeedccaaaaaacccc
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abccccaaaaaaccccccccaaaaaacccccccaaaaaaaacccccaaccccaaaaaaaaaaaaccccccccccaaaaaaaacccccccccccccaaccaaccccaaaccccccaacccccccccccccccccaaaaaaaccccccfffffkkkkeeeecccaacccccccc
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abccccaaccaaccccccccaaccaacccccccaaaaaaaacccccaaccaaaaaaaaccaaaaacccccccccaaaaaaaaccccccccccaacaaccccccccaaccccaacaaaccccaacccccccccccaaaaaaccccccaafffeeeeeeecccccccccccccc
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abccccaaccccccccccccaaccccccccccccccaacccccaaaaaaaaaaaaaaacaaacaaaaaaacaccaaaaaaacccccccaaacaacccccccccccccccccaaaaaccccaaaacccccccaaaaaaaaccccccaaaaffeeeeeeeccccccccccccca
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abacccccccccccccaaacccccccccccccccccaacccccaaaaaaaaaaaaaacccaaccaaaaaaaaaaaaaccaaacccccccaaaaaccccccccccccccccccaaaaaaccaaaacccccccaaaaaaaaaccccccaaacceeeeeccccccccccccccaa
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abaaccccccccccaaaaaacccccccccccccccccccccccccaaaacccaaaaaaccccccaaaaaaaaaaaaaaaaaaaccccccaaaaaaacccaaaccccccccaaaaaaaaccaaaaccccccccaaaaaaaaccccccccccccaaacccccccccccaaacaa
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abaaccccccccccaaaaaacccccccccccccccccccccccccaaaaacaaaaaaaccccccaaaaaaaaaaaaaaaaaaccccccaaaaaaaaccccaaaaccccccaaaaacaaccccccccccccccccaaaaaaacccccccccccacacccccccccccaaaaaa
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abacccccccccccaaaaaaccccccccccccccccccccccccaaaaaacaaaccaaccccccaaaaaaccaaaaaaaaccccccccaaaaaaaaccaaaaaacccccccccaaaccccccccccccccccccaacccccccccccccccccccccccccccccccaaaaa
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@ -0,0 +1,80 @@
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use pathfinding::prelude::bfs;
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use std::fs;
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fn main() {
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const FILE_PATH: &str = "input";
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println!("Hi this is the twELFth day of AOC2022, first we will read the file {}", FILE_PATH);
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let contents = fs::read_to_string(FILE_PATH)
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.expect("Should have been able to read the file");
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let (ini, map) = parse(&contents);
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println!("The shortest path is: {}", bfs(&ini, |p| get_succs(*p, &map), |p| map[p.1][p.0] == 'E').expect("no path found").len()-1);
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let mut asses = get_all_a(&map);
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asses.push(ini);
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let asses = asses.iter().map(|ini| bfs(ini, |p| get_succs(*p, &map), |p| map[p.1][p.0] == 'E'))
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.filter(|x| x.is_some())
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.map(|x| x.unwrap().len()-1);
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println!("The shortestest path is: {}", asses.min().expect("Must be a lower bound"));
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}
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fn get_succs((px, py): (usize, usize), map: &Vec<Vec<char>>) -> Vec<(usize, usize)>{
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let mut succs = Vec::new();
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let (px, py) = (px as i32, py as i32);
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for (x, y) in [(-1, 0), (1, 0), (0, -1), (0, 1)]{
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if py+y < 0 || py+y >= map.len() as i32 || px+x < 0 || px+x >= map[0].len() as i32 {continue;}
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let (px, py, pxx, pyy) = (px as usize, py as usize, (px+x) as usize, (py+y) as usize);
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match map[py][px] {
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'S' => if 'a' as u8+1 >= map[pyy][pxx] as u8 {succs.push((pxx, pyy))},
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'E' => if 'z' as u8+1 >= map[pyy][pxx] as u8 {succs.push((pxx, pyy))},
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c => if map[pyy][pxx] != 'E' && c as u8+1 >= map[pyy][pxx] as u8
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|| map[pyy][pxx] == 'S'
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|| (map[pyy][pxx] == 'E' && (c=='y' || c=='z'))
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{succs.push((pxx, pyy))},
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};
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}
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succs
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}
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fn parse(s: &str) -> ((usize, usize), Vec<Vec<char>>) {
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let map: Vec<Vec<_>> = s.lines().map(|l| l.chars().collect()).collect();
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let mut ini = (0, 0);
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'out: for i in 0..map.len(){
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for j in 0..map[i].len(){
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if map[i][j] == 'S' {ini = (j,i); break 'out;}
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}
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};
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(ini, map)
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}
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fn get_all_a(map: &Vec<Vec<char>>) -> Vec<(usize, usize)>{
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let mut ini = Vec::new();
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for i in 0..map.len(){
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for j in 0..map[i].len(){
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if map[i][j] == 'a' {ini.push((j,i));}
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}
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};
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ini
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}
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#[cfg(test)]
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mod test {
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const INPUT: &str = r#"Sabqponm
|
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abcryxxl
|
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accszExk
|
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acctuvwj
|
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abdefghi"#;
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use super::*;
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#[test]
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fn path1() {
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let (ini, map) = parse(INPUT);
|
||||
assert_eq!(bfs(&ini, |p| get_succs(*p, &map), |p| map[p.1][p.0] == 'E').expect("no path found").len()-1, 31);
|
||||
}
|
||||
#[test]
|
||||
fn path2() {
|
||||
let (ini, map) = parse(INPUT);
|
||||
let mut asses = get_all_a(&map);
|
||||
asses.push(ini);
|
||||
let asses = asses.iter().map(|ini| bfs(ini, |p| get_succs(*p, &map), |p| map[p.1][p.0] == 'E').expect("no path found").len()-1);
|
||||
assert_eq!(asses.min().expect("Must be a lower bound"), 29);
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue