diff --git a/2023/Cargo.lock b/2023/Cargo.lock
index 76ce13a..5056349 100644
--- a/2023/Cargo.lock
+++ b/2023/Cargo.lock
@@ -7,7 +7,9 @@ name = "addr2line"
 version = "0.21.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8a30b2e23b9e17a9f90641c7ab1549cd9b44f296d3ccbf309d2863cfe398a0cb"
-dependencies = ["gimli"]
+dependencies = [
+ "gimli",
+]
 
 [[package]]
 name = "adler"
@@ -33,13 +35,13 @@ version = "0.3.69"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2089b7e3f35b9dd2d0ed921ead4f6d318c27680d4a5bd167b3ee120edb105837"
 dependencies = [
-  "addr2line",
-  "cc",
-  "cfg-if",
-  "libc",
-  "miniz_oxide",
-  "object",
-  "rustc-demangle",
+ "addr2line",
+ "cc",
+ "cfg-if",
+ "libc",
+ "miniz_oxide",
+ "object",
+ "rustc-demangle",
 ]
 
 [[package]]
@@ -47,14 +49,18 @@ name = "brownstone"
 version = "3.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c5839ee4f953e811bfdcf223f509cb2c6a3e1447959b0bff459405575bc17f22"
-dependencies = ["arrayvec"]
+dependencies = [
+ "arrayvec",
+]
 
 [[package]]
 name = "cc"
 version = "1.0.83"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f1174fb0b6ec23863f8b971027804a42614e347eafb0a95bf0b12cdae21fc4d0"
-dependencies = ["libc"]
+dependencies = [
+ "libc",
+]
 
 [[package]]
 name = "cfg-if"
@@ -68,13 +74,13 @@ version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5a667583cca8c4f8436db8de46ea8233c42a7d9ae424a82d338f2e4675229204"
 dependencies = [
-  "backtrace",
-  "color-spantrace",
-  "eyre",
-  "indenter",
-  "once_cell",
-  "owo-colors",
-  "tracing-error",
+ "backtrace",
+ "color-spantrace",
+ "eyre",
+ "indenter",
+ "once_cell",
+ "owo-colors",
+ "tracing-error",
 ]
 
 [[package]]
@@ -82,93 +88,155 @@ name = "color-spantrace"
 version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cd6be1b2a7e382e2b98b43b2adcca6bb0e465af0bdd38123873ae61eb17a72c2"
-dependencies = ["once_cell", "owo-colors", "tracing-core", "tracing-error"]
+dependencies = [
+ "once_cell",
+ "owo-colors",
+ "tracing-core",
+ "tracing-error",
+]
 
 [[package]]
 name = "crossbeam-deque"
 version = "0.8.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fca89a0e215bab21874660c67903c5f143333cab1da83d041c7ded6053774751"
-dependencies = ["cfg-if", "crossbeam-epoch", "crossbeam-utils"]
+dependencies = [
+ "cfg-if",
+ "crossbeam-epoch",
+ "crossbeam-utils",
+]
 
 [[package]]
 name = "crossbeam-epoch"
 version = "0.9.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2d2fe95351b870527a5d09bf563ed3c97c0cffb87cf1c78a591bf48bb218d9aa"
-dependencies = ["autocfg", "cfg-if", "crossbeam-utils", "memoffset"]
+dependencies = [
+ "autocfg",
+ "cfg-if",
+ "crossbeam-utils",
+ "memoffset",
+]
 
 [[package]]
 name = "crossbeam-utils"
 version = "0.8.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c06d96137f14f244c37f989d9fff8f95e6c18b918e71f36638f8c49112e4c78f"
-dependencies = ["cfg-if"]
+dependencies = [
+ "cfg-if",
+]
 
 [[package]]
 name = "day-01"
 version = "0.1.0"
-dependencies = ["color-eyre"]
+dependencies = [
+ "color-eyre",
+]
 
 [[package]]
 name = "day-02"
 version = "0.1.0"
-dependencies = ["color-eyre"]
+dependencies = [
+ "color-eyre",
+]
 
 [[package]]
 name = "day-03"
 version = "0.1.0"
-dependencies = ["color-eyre", "itertools"]
+dependencies = [
+ "color-eyre",
+ "itertools",
+]
 
 [[package]]
 name = "day-04"
 version = "0.1.0"
-dependencies = ["color-eyre"]
+dependencies = [
+ "color-eyre",
+]
 
 [[package]]
 name = "day-05"
 version = "0.1.0"
-dependencies = ["color-eyre", "itertools", "nom", "nom-supreme", "rayon"]
+dependencies = [
+ "color-eyre",
+ "itertools",
+ "nom",
+ "nom-supreme",
+ "rayon",
+]
 
 [[package]]
 name = "day-06"
 version = "0.1.0"
-dependencies = ["color-eyre"]
+dependencies = [
+ "color-eyre",
+]
 
 [[package]]
 name = "day-07"
 version = "0.1.0"
-dependencies = ["color-eyre", "thiserror"]
+dependencies = [
+ "color-eyre",
+ "thiserror",
+]
 
 [[package]]
 name = "day-08"
 version = "0.1.0"
-dependencies = ["color-eyre"]
+dependencies = [
+ "color-eyre",
+]
 
 [[package]]
 name = "day-09"
 version = "0.1.0"
-dependencies = ["color-eyre", "itertools"]
+dependencies = [
+ "color-eyre",
+ "itertools",
+]
 
 [[package]]
 name = "day-11"
 version = "0.1.0"
-dependencies = ["color-eyre"]
+dependencies = [
+ "color-eyre",
+]
 
 [[package]]
 name = "day-12"
 version = "0.1.0"
-dependencies = ["color-eyre"]
+dependencies = [
+ "color-eyre",
+ "itertools",
+ "nom",
+]
 
 [[package]]
 name = "day-13"
 version = "0.1.0"
-dependencies = ["color-eyre", "itertools"]
+dependencies = [
+ "color-eyre",
+ "itertools",
+]
 
 [[package]]
 name = "day-14"
 version = "0.1.0"
-dependencies = ["color-eyre", "itertools", "nom", "glam"]
+dependencies = [
+ "color-eyre",
+ "glam",
+ "itertools",
+]
+
+[[package]]
+name = "day-15"
+version = "0.1.0"
+dependencies = [
+ "color-eyre",
+ "itertools",
+]
 
 [[package]]
 name = "either"
@@ -181,7 +249,10 @@ name = "eyre"
 version = "0.6.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b6267a1fa6f59179ea4afc8e50fd8612a3cc60bc858f786ff877a4a8cb042799"
-dependencies = ["indenter", "once_cell"]
+dependencies = [
+ "indenter",
+ "once_cell",
+]
 
 [[package]]
 name = "gimli"
@@ -212,7 +283,9 @@ name = "itertools"
 version = "0.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "25db6b064527c5d482d0423354fcd07a89a2dfe07b67892e62411946db7f07b0"
-dependencies = ["either"]
+dependencies = [
+ "either",
+]
 
 [[package]]
 name = "joinery"
@@ -243,7 +316,9 @@ name = "memoffset"
 version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5a634b1c61a95585bd15607c6ab0c4e5b226e695ff2800ba0cdccddf208c406c"
-dependencies = ["autocfg"]
+dependencies = [
+ "autocfg",
+]
 
 [[package]]
 name = "minimal-lexical"
@@ -256,28 +331,41 @@ name = "miniz_oxide"
 version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e7810e0be55b428ada41041c41f32c9f1a42817901b4ccf45fa3d4b6561e74c7"
-dependencies = ["adler"]
+dependencies = [
+ "adler",
+]
 
 [[package]]
 name = "nom"
 version = "7.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d273983c5a657a70a3e8f2a01329822f3b8c8172b73826411a55751e404a0a4a"
-dependencies = ["memchr", "minimal-lexical"]
+dependencies = [
+ "memchr",
+ "minimal-lexical",
+]
 
 [[package]]
 name = "nom-supreme"
 version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2bd3ae6c901f1959588759ff51c95d24b491ecb9ff91aa9c2ef4acc5b1dcab27"
-dependencies = ["brownstone", "indent_write", "joinery", "memchr", "nom"]
+dependencies = [
+ "brownstone",
+ "indent_write",
+ "joinery",
+ "memchr",
+ "nom",
+]
 
 [[package]]
 name = "object"
 version = "0.32.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9cf5f9dd3933bd50a9e1f149ec995f39ae2c496d31fd772c1fd45ebc27e902b0"
-dependencies = ["memchr"]
+dependencies = [
+ "memchr",
+]
 
 [[package]]
 name = "once_cell"
@@ -302,28 +390,38 @@ name = "proc-macro2"
 version = "1.0.70"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "39278fbbf5fb4f646ce651690877f89d1c5811a3d4acb27700c1cb3cdb78fd3b"
-dependencies = ["unicode-ident"]
+dependencies = [
+ "unicode-ident",
+]
 
 [[package]]
 name = "quote"
 version = "1.0.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5267fca4496028628a95160fc423a33e8b2e6af8a5302579e322e4b520293cae"
-dependencies = ["proc-macro2"]
+dependencies = [
+ "proc-macro2",
+]
 
 [[package]]
 name = "rayon"
 version = "1.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9c27db03db7734835b3f53954b534c91069375ce6ccaa2e065441e07d9b6cdb1"
-dependencies = ["either", "rayon-core"]
+dependencies = [
+ "either",
+ "rayon-core",
+]
 
 [[package]]
 name = "rayon-core"
 version = "1.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5ce3fb6ad83f861aac485e76e1985cd109d9a3713802152be56c3b1f0e0658ed"
-dependencies = ["crossbeam-deque", "crossbeam-utils"]
+dependencies = [
+ "crossbeam-deque",
+ "crossbeam-utils",
+]
 
 [[package]]
 name = "rustc-demangle"
@@ -336,63 +434,91 @@ name = "sharded-slab"
 version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f40ca3c46823713e0d4209592e8d6e826aa57e928f09752619fc696c499637f6"
-dependencies = ["lazy_static"]
+dependencies = [
+ "lazy_static",
+]
 
 [[package]]
 name = "syn"
 version = "2.0.41"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "44c8b28c477cc3bf0e7966561e3460130e1255f7a1cf71931075f1c5e7a7e269"
-dependencies = ["proc-macro2", "quote", "unicode-ident"]
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
 
 [[package]]
 name = "thiserror"
 version = "1.0.51"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f11c217e1416d6f036b870f14e0413d480dbf28edbee1f877abaf0206af43bb7"
-dependencies = ["thiserror-impl"]
+dependencies = [
+ "thiserror-impl",
+]
 
 [[package]]
 name = "thiserror-impl"
 version = "1.0.51"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "01742297787513b79cf8e29d1056ede1313e2420b7b3b15d0a768b4921f549df"
-dependencies = ["proc-macro2", "quote", "syn"]
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
 
 [[package]]
 name = "thread_local"
 version = "1.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3fdd6f064ccff2d6567adcb3873ca630700f00b5ad3f060c25b5dcfd9a4ce152"
-dependencies = ["cfg-if", "once_cell"]
+dependencies = [
+ "cfg-if",
+ "once_cell",
+]
 
 [[package]]
 name = "tracing"
 version = "0.1.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c3523ab5a71916ccf420eebdf5521fcef02141234bbc0b8a49f2fdc4544364ef"
-dependencies = ["pin-project-lite", "tracing-core"]
+dependencies = [
+ "pin-project-lite",
+ "tracing-core",
+]
 
 [[package]]
 name = "tracing-core"
 version = "0.1.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c06d3da6113f116aaee68e4d601191614c9053067f9ab7f6edbcb161237daa54"
-dependencies = ["once_cell", "valuable"]
+dependencies = [
+ "once_cell",
+ "valuable",
+]
 
 [[package]]
 name = "tracing-error"
 version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d686ec1c0f384b1277f097b2f279a2ecc11afe8c133c1aabf036a27cb4cd206e"
-dependencies = ["tracing", "tracing-subscriber"]
+dependencies = [
+ "tracing",
+ "tracing-subscriber",
+]
 
 [[package]]
 name = "tracing-subscriber"
 version = "0.3.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ad0f048c97dbd9faa9b7df56362b8ebcaa52adb06b498c050d2f4e32f90a7a8b"
-dependencies = ["sharded-slab", "thread_local", "tracing-core"]
+dependencies = [
+ "sharded-slab",
+ "thread_local",
+ "tracing-core",
+]
 
 [[package]]
 name = "unicode-ident"