summaryrefslogtreecommitdiff
path: root/2023/rust/day7_2
diff options
context:
space:
mode:
Diffstat (limited to '2023/rust/day7_2')
-rw-r--r--2023/rust/day7_2/Cargo.toml8
-rw-r--r--2023/rust/day7_2/example.txt5
-rw-r--r--2023/rust/day7_2/input.txt1000
-rw-r--r--2023/rust/day7_2/src/lib.rs189
4 files changed, 1202 insertions, 0 deletions
diff --git a/2023/rust/day7_2/Cargo.toml b/2023/rust/day7_2/Cargo.toml
new file mode 100644
index 0000000..4f1e5ad
--- /dev/null
+++ b/2023/rust/day7_2/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "day7_2"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/2023/rust/day7_2/example.txt b/2023/rust/day7_2/example.txt
new file mode 100644
index 0000000..e3500c3
--- /dev/null
+++ b/2023/rust/day7_2/example.txt
@@ -0,0 +1,5 @@
+32T3K 765
+T55J5 684
+KK677 28
+KTJJT 220
+QQQJA 483
diff --git a/2023/rust/day7_2/input.txt b/2023/rust/day7_2/input.txt
new file mode 100644
index 0000000..a39a921
--- /dev/null
+++ b/2023/rust/day7_2/input.txt
@@ -0,0 +1,1000 @@
+4KTJ4 575
+38T4K 449
+4T437 860
+55954 240
+Q8K89 150
+85838 21
+68668 464
+JQT77 737
+99497 155
+A444A 653
+AA6QQ 28
+4Q39T 332
+8Q579 835
+58JQ5 397
+KJ77A 271
+88Q8T 365
+AATAJ 30
+3T582 325
+Q8AQQ 321
+KA6J4 215
+KA322 403
+54225 219
+4ATA4 225
+4222A 543
+2J9KK 749
+477AT 561
+6J699 880
+J4348 655
+K4444 175
+775AA 567
+J8AK6 334
+93A58 307
+JT43J 872
+A6662 929
+Q74JK 779
+AQAQQ 827
+55557 902
+6JAA6 512
+676T2 763
+QA3KK 181
+99939 377
+43T44 473
+AK48A 968
+44464 897
+7A454 475
+6JJQ8 496
+5KAKK 419
+77AKT 802
+K4K4K 719
+33739 959
+325K2 534
+93979 751
+QK9AK 290
+8J887 79
+8QKQK 203
+Q657Q 328
+23647 869
+4568K 686
+49374 63
+88882 578
+94A9A 680
+5T5T5 759
+95JJ5 502
+Q66QQ 771
+6A886 845
+74777 982
+2K222 49
+TQTQT 704
+J7KK2 47
+98A5J 187
+66AA6 53
+57J68 443
+Q77Q7 610
+63KJJ 661
+6K46K 803
+K6279 596
+79999 85
+K2J29 592
+3T625 980
+2Q555 236
+3TTQK 687
+924A2 762
+6KQ2K 4
+3473K 418
+22QQ2 947
+J69A7 915
+KJJKK 617
+989K5 993
+333JJ 257
+J27TT 626
+K22KK 942
+2A4A3 801
+49JJK 398
+328J2 50
+4K5Q7 491
+TT2QQ 651
+KA5JQ 773
+A277K 160
+AAQQA 873
+7775A 318
+73377 847
+2J898 366
+88Q88 958
+QQQ2Q 756
+J58AA 996
+387K3 190
+92999 149
+3Q5A9 843
+63434 865
+69992 643
+56983 619
+8T8AK 107
+25Q62 148
+444JJ 364
+24JA6 808
+J8J82 967
+JKA98 347
+455Q8 249
+T65T8 713
+763A8 500
+QAT67 936
+9TT99 143
+39TQ3 425
+2J448 831
+393T9 904
+79KQ6 628
+8JA4Q 371
+8TQ8T 829
+3K2A9 277
+98T77 970
+96T7Q 306
+QKKJK 207
+QTQTQ 791
+2J9QA 344
+T84QQ 137
+J4822 90
+77J77 800
+99994 858
+JK6J7 833
+QQ472 589
+389K6 761
+K35K4 547
+22244 284
+AT78K 164
+A848J 798
+57782 924
+AT998 660
+TQ8TT 663
+4J285 890
+Q7JQQ 960
+88JJJ 370
+JKKK7 866
+22J2J 916
+JT333 292
+555JJ 267
+7K75K 228
+4Q46J 66
+43T63 695
+T6TTT 606
+QQQ82 154
+86JKT 700
+KK464 111
+9QTJ8 541
+QJJQQ 386
+J5989 110
+4JAJT 794
+7K7K6 707
+K4484 747
+JJK9J 3
+97555 10
+6QJ74 717
+95582 975
+T7468 51
+A37A3 416
+KK888 639
+J2223 233
+8T7AA 944
+A3A78 16
+739T6 850
+945T2 654
+6J633 41
+2T222 339
+27469 851
+TT333 811
+A7JA8 129
+T6T93 995
+75488 459
+JQJ58 376
+7J6QQ 941
+TTTT8 787
+27JJJ 705
+JT3Q3 983
+7KKK6 668
+88899 162
+336K7 893
+5A35A 950
+T8T88 903
+7Q4K7 274
+22K27 429
+838J8 469
+27257 792
+J666J 560
+AA2AT 554
+22228 112
+4997K 943
+KJ3J2 431
+KQ373 984
+9J694 901
+65259 917
+58885 372
+JT634 45
+K5777 848
+33TTT 720
+33233 422
+26J7K 114
+K8T45 170
+92A5K 480
+84884 218
+94739 739
+3472J 815
+J5AT4 383
+8QJ3Q 946
+T99T6 891
+46674 135
+T66J7 125
+738QQ 100
+TT4T8 490
+98268 765
+465T6 477
+J77QQ 624
+9K98J 199
+J6666 176
+23KTJ 69
+7779Q 563
+46T7J 871
+8QQQQ 442
+84TK8 965
+KA3T9 326
+AKT25 448
+2J65J 253
+7KK77 714
+74Q44 36
+A498A 684
+359AK 615
+TTTQ5 874
+J22JJ 121
+25247 59
+AJ322 613
+26222 27
+A57T5 355
+89886 544
+K9333 104
+36J98 566
+KQKJ4 142
+22276 716
+Q7222 436
+AAAA4 499
+66KK3 68
+89629 909
+T9KK9 208
+5ATT8 646
+69J59 894
+J68T6 744
+57A2K 454
+93585 92
+JQT63 485
+4K4AA 877
+9936K 986
+6KK6K 65
+44484 841
+76557 672
+8T273 882
+QQ9QQ 956
+K6549 863
+3QJ39 324
+KKKJK 565
+737Q7 562
+99494 641
+TJTJT 445
+46AT4 728
+8K2AT 896
+2QT22 590
+K7JTK 156
+2K929 503
+TT2JT 799
+JAK7A 213
+32K59 470
+87899 881
+K2KK4 579
+K3AJ5 588
+68666 461
+Q4QQK 727
+QA9K8 261
+95999 122
+5A446 885
+3J335 291
+8K685 453
+K5KA5 231
+37KJK 586
+KQ6Q6 532
+QKKKA 82
+9KJ36 846
+83JJ6 202
+33T33 466
+QQQAQ 439
+Q4A94 282
+35AJT 577
+47ATQ 753
+44AAQ 745
+3AA99 330
+88533 774
+T9T6T 971
+5KT6T 685
+A999Q 913
+59555 44
+6J66Q 196
+TA542 268
+55598 487
+926A7 523
+4Q3J9 693
+47274 582
+2Q999 830
+J599T 574
+T6TTJ 116
+6K5A2 358
+88J8A 580
+T22K2 161
+444A4 884
+A5J7A 842
+3JT3T 101
+TATTA 279
+82A82 531
+A9JTA 120
+KK4KT 60
+88J8K 314
+JKKJJ 722
+37797 467
+AA999 555
+52543 145
+55Q55 83
+4444J 408
+TTT97 232
+TKTTK 243
+8J882 602
+AJK6Q 724
+32TK9 536
+7569Q 823
+37777 410
+27772 462
+6T6JA 932
+99448 797
+69669 659
+83T89 382
+QQ68Q 392
+Q94TK 390
+4TTTT 8
+Q7QA7 998
+8JT8A 237
+K7J77 74
+AT5TT 518
+6KK66 336
+83388 89
+867Q2 629
+Q9889 409
+8J7A6 616
+333Q3 511
+333KQ 879
+9TAT9 319
+KQJ46 819
+2AA4A 93
+27774 849
+2T6J4 194
+TTKKA 597
+K9437 535
+K4J48 48
+A5J52 86
+22266 952
+AQ6Q6 245
+QJ24T 669
+QA779 638
+Q4263 694
+QQ7QQ 421
+9942J 174
+TJTJK 173
+T96A9 832
+55553 608
+K78KA 127
+444QQ 305
+AA99A 516
+33J22 348
+Q7TQT 25
+87888 793
+86884 217
+94Q99 742
+A3336 514
+K6492 748
+36363 201
+JT657 474
+AK766 905
+Q333J 788
+494Q4 171
+67776 144
+33939 701
+J8265 557
+97KK7 197
+4T5TJ 614
+44494 109
+99J79 192
+3A9Q9 977
+77783 205
+A4575 14
+8K9QT 226
+8555J 32
+JAAAA 818
+4T4T4 428
+6J6J2 378
+55534 471
+76J5J 752
+3J58J 189
+7A447 681
+9T5TJ 501
+43KAJ 222
+TTJT5 524
+QA9Q5 755
+93Q74 23
+34344 781
+AQT3A 696
+A5855 766
+T532J 259
+4J278 839
+4J56Q 645
+5J588 853
+67K3A 238
+88938 674
+J8A3A 852
+2883T 402
+8Q337 637
+TTT9T 732
+T3666 978
+537J8 128
+56794 167
+3AAQQ 356
+38J38 593
+JJAAA 153
+7676A 301
+AT79K 906
+T6T3T 962
+K845K 95
+4KT79 573
+T5956 825
+2J424 969
+A7847 478
+8T8K8 919
+T88T4 310
+J92J2 368
+6Q636 64
+5943Q 56
+3KKK4 786
+45542 746
+Q6838 551
+8665J 1000
+A3757 312
+KAT4Q 721
+2T623 488
+887J7 252
+5JK55 495
+389J5 353
+77877 13
+8A2QJ 103
+JQ798 342
+85TQ2 709
+QKJ63 39
+5Q5Q5 836
+66762 940
+33AAA 293
+TJTTT 472
+6A7Q2 520
+54455 671
+334QA 75
+JQ455 169
+A4447 360
+77755 484
+KK8K8 394
+2KAAA 289
+7KJ44 886
+43444 286
+5T862 569
+333K3 113
+A5J85 508
+4A3J2 105
+42J92 224
+95922 255
+5947A 961
+K3JJ7 507
+44J49 581
+4474T 712
+AT7TT 273
+74667 925
+JT737 990
+6T222 991
+TT2JJ 70
+52225 159
+66J6A 743
+53533 227
+9J99Q 600
+85888 840
+22527 287
+67A52 895
+8888A 406
+Q5Q8Q 652
+J77JJ 807
+K2252 605
+AA5AA 381
+66966 505
+T87A5 933
+K2848 620
+JQQTQ 140
+JT889 953
+7948K 989
+8648J 393
+AAQAA 862
+69969 42
+9Q998 251
+45KKK 157
+362QA 907
+JQ9KQ 430
+99JQA 838
+QKKQ4 195
+86688 463
+5736T 126
+J5929 62
+6TAQK 198
+378K4 537
+TA3T3 84
+3QQQ8 733
+83T32 178
+K3K23 997
+TAAAA 618
+3J6J3 979
+89QQ9 810
+7Q755 299
+7A875 423
+93275 813
+89K8A 118
+KKTKT 320
+Q6K68 689
+9TK58 481
+47927 612
+2A3AJ 515
+3K343 585
+52554 859
+A7A77 265
+Q88AT 938
+4T3JQ 601
+Q9333 350
+A2A46 374
+Q9JT9 327
+KQ286 254
+QQ2J8 837
+3J333 784
+7777K 587
+252JQ 527
+42222 985
+87QQ8 939
+6JK35 482
+5KTQ9 139
+QQ4JQ 647
+93J37 546
+KTA8J 782
+5A597 741
+A4JAA 385
+QTAQT 29
+AAAKA 545
+7722Q 132
+QQ44J 401
+4Q3QQ 43
+J5494 244
+3K884 844
+24662 828
+2K552 591
+59K24 108
+4T43T 816
+AAJ44 434
+KQKQQ 285
+33433 340
+33449 414
+9TTTJ 568
+JTT64 177
+45J54 730
+66965 492
+TJJK2 313
+A8KQ2 298
+JQ683 564
+927KK 777
+JJJJJ 550
+888J6 679
+5KJ7K 834
+QQQQ6 650
+KKK6K 625
+9KJKA 678
+47Q77 35
+6262J 163
+47T3A 78
+84J82 166
+594KA 649
+27272 607
+9JTT2 420
+9K9KK 180
+6238A 22
+893KJ 987
+4544J 389
+88KT6 783
+696AJ 611
+7A2A7 486
+7845J 335
+T3488 927
+5AAA5 52
+T6TT5 234
+JTT2A 296
+7J747 456
+28J22 785
+Q8AQ9 908
+72JJT 898
+A86J5 440
+94545 94
+T4553 71
+2J96Q 216
+95T45 264
+KKJ2K 223
+JA59A 682
+722AA 692
+3434T 572
+8KK97 806
+2TA2J 517
+3KKTK 526
+ATJ6K 19
+A9K9A 124
+4K943 235
+9A999 395
+74K7K 530
+666J2 757
+9J888 627
+5J572 734
+J8888 387
+478QA 417
+82K5A 667
+KK47K 809
+J3743 81
+T2TA8 945
+A557A 698
+93939 583
+488KK 384
+46464 778
+76665 427
+2J4A4 367
+89663 632
+24444 450
+9K8T6 444
+3393T 438
+545J5 910
+QQJQQ 821
+5A4J4 972
+AAQJA 379
+79977 40
+AT33A 812
+6J669 856
+6JKK7 211
+J2K22 61
+28228 930
+J69AA 210
+7348J 657
+975J5 37
+6J787 920
+7J7J7 34
+96J2J 458
+8888K 117
+4Q867 375
+JA2AT 58
+38535 294
+Q5TT7 17
+AK58K 9
+45KQ2 57
+4J477 411
+29TA7 750
+88Q2T 644
+Q39Q6 767
+56T87 258
+37997 715
+77T77 814
+63KJT 489
+22722 963
+K9999 723
+57J55 887
+79J94 12
+Q77AA 278
+7ATQ3 861
+Q5QQ4 570
+AAA7A 457
+84267 91
+5555J 146
+45544 246
+3558A 106
+J97A2 179
+T3422 2
+78878 441
+44A4Q 796
+QJQ8Q 519
+KQ83Q 333
+3K4K3 283
+A4AA4 548
+72K63 864
+854T7 622
+68968 373
+8K7J2 18
+K923Q 186
+22229 131
+AJ7KT 621
+K8KJ7 559
+4Q444 540
+TT6AK 921
+55J25 804
+66998 900
+555KK 736
+J33A3 388
+J3677 6
+K85A7 665
+K94TJ 735
+T6AQT 415
+5Q68Q 133
+T38T9 256
+349T7 677
+9QTQ2 99
+63644 413
+68J86 876
+63366 1
+AKAJT 703
+25555 248
+Q4788 239
+TTTKT 214
+TAT3K 957
+29292 315
+QATQQ 329
+5ATA5 15
+3A3A2 183
+66787 424
+5QT9T 775
+55K35 934
+K5T4Q 230
+667Q6 115
+Q83J8 275
+6555J 522
+44AK4 711
+TT2TT 923
+JA33A 432
+2272J 922
+58787 688
+423QA 528
+7JK55 529
+68T9J 297
+89777 280
+655T5 483
+33384 948
+46258 404
+TT77T 955
+8AAAA 918
+JQ478 928
+62422 38
+2Q2QQ 754
+6QT54 630
+Q4Q4Q 191
+3J22K 826
+4J499 889
+26J25 875
+69T2K 184
+93333 702
+425TK 726
+Q745J 220
+85J29 346
+T4858 935
+43A38 634
+7JA7A 165
+JQ6QQ 247
+T6282 46
+J9343 363
+84383 300
+7J737 609
+Q9A89 123
+T8T8T 77
+95AK7 98
+87A86 345
+5482A 304
+33338 542
+9TJQ6 188
+9883J 26
+5J537 914
+9JQ45 820
+T2T2A 316
+2KKKK 209
+7529K 974
+7677Q 263
+88QK8 912
+486Q6 764
+AA3TJ 331
+47334 7
+JK8J8 455
+KKQJ5 740
+99J9T 999
+J8AKA 805
+Q5TQJ 966
+6T66T 988
+74J39 892
+A7JA6 357
+534QQ 433
+3J586 994
+TJ32Q 193
+K3KKK 738
+J8488 55
+93AA6 399
+28J82 595
+A7328 262
+366J6 656
+KJ397 640
+37A77 72
+696AA 412
+76J77 426
+K3444 676
+QJQKQ 168
+AA7KK 633
+KKJAA 951
+32Q2Q 31
+5Q6K9 981
+58252 636
+8A887 11
+67788 479
+KAQKA 760
+K7KK7 635
+K2555 666
+5K226 683
+27JT2 521
+AKA88 308
+938Q4 776
+JA5A5 790
+AK66K 468
+63JT5 772
+9Q47K 33
+5K2JQ 405
+36K63 354
+7T8TT 270
+68644 212
+2K2K7 460
+A7ATT 172
+J8K8T 949
+62656 780
+444JT 276
+K8KK7 690
+48K3Q 822
+AQQ86 525
+6A98J 899
+22256 789
+32794 673
+2835K 20
+45456 362
+88555 200
+Q635T 396
+QT646 662
+KK8KK 556
+QQ282 76
+655J6 119
+33363 931
+AA8J8 599
+A2A22 182
+2A293 623
+T849J 96
+52286 699
+82A59 138
+QTQQ8 369
+Q844T 795
+6Q666 67
+KQQQQ 549
+8TA8A 992
+74444 338
+J6543 498
+43JTT 80
+85555 710
+Q6QKQ 134
+QQ3Q3 691
+Q3499 576
+6TQ48 706
+QQQ37 758
+J888J 642
+8Q88Q 494
+26293 708
+J66J3 343
+QT464 317
+TTT59 558
+QA9KQ 309
+3TJTT 883
+9655K 204
+J6999 311
+KTT9K 584
+K9K92 868
+97752 855
+AAT6T 504
+9298A 976
+T37J3 337
+467K7 141
+99QQ9 250
+KJ29Q 857
+22J42 295
+4T27A 870
+2J533 888
+TAA98 631
+K3336 768
+544A5 926
+42657 725
+8533K 260
+AAA2J 400
+57995 452
+4JKJQ 509
+QQK59 867
+TQ469 206
+A844A 380
+263TJ 731
+79J27 185
+9J562 269
+2J222 552
+J7494 447
+TAA3T 493
+2A49Q 658
+33299 435
+5QQQQ 513
+9999J 281
+T5KK2 341
+KJJJ6 451
+K7K5Q 323
+58QKA 648
+JK5KK 24
+K337K 937
+QJ468 302
+KA43T 854
+3TTTT 697
+9KKKK 5
+9T3TT 352
+48788 152
+KKJQA 361
+9954J 349
+TTQJ5 538
+QTTTT 229
+6Q976 533
+4666J 221
+A3323 351
+Q7778 770
+55JTK 73
+5K593 594
+222A2 878
+3KQJK 598
+7K53K 446
+AAJA8 817
+3Q269 272
+QKQAQ 729
+QQ9Q5 675
+7J7A7 147
+JJ99K 603
+58T8T 303
+33572 911
+94J99 824
+9JA33 130
+J4446 670
+J5A9Q 158
+6AAJA 359
+K48KK 954
+QJQ79 102
+7KKAK 964
+56Q73 242
+AJKJK 322
+6TT84 539
+757J7 437
+6T666 718
+TA2QA 476
+23327 241
+44225 510
+949A9 571
+399Q9 97
+J97J9 391
+9AA5A 664
+89599 288
+3JA4T 87
+T3869 151
+9A599 88
+8K884 465
+KTKKJ 973
+78K65 506
+AAAA9 407
+22322 553
+KQ752 54
+KKK55 136
+8K76K 604
+555TK 266
+49K3A 497
+8JJJJ 769
diff --git a/2023/rust/day7_2/src/lib.rs b/2023/rust/day7_2/src/lib.rs
new file mode 100644
index 0000000..2651e98
--- /dev/null
+++ b/2023/rust/day7_2/src/lib.rs
@@ -0,0 +1,189 @@
+use std::{collections::HashMap, str::FromStr};
+
+#[derive(Debug, PartialEq, PartialOrd, Eq, Hash)]
+enum HandType {
+ Five,
+ Four,
+ Full,
+ Three,
+ Two,
+ One,
+ High,
+}
+
+#[derive(Debug)]
+struct Play {
+ hand: Vec<u32>,
+ bid: u32,
+ hand_type: HandType,
+}
+
+#[derive(Debug)]
+struct PlayError;
+
+impl FromStr for Play {
+ type Err = PlayError;
+
+ fn from_str(s: &str) -> Result<Self, Self::Err> {
+ if !s.contains(' ') {
+ return Err(PlayError);
+ }
+
+ let s: Vec<String> = s.split(' ').map(|x| x.to_string()).collect();
+ if s.len() != 2 {
+ return Err(PlayError);
+ }
+
+ let mut diffcards: HashMap<char, u32> = HashMap::new();
+ let hand = s[0].chars().collect::<Vec<char>>();
+
+ for ch in &hand {
+ if diffcards.contains_key(&ch) {
+ *(diffcards.get_mut(ch).unwrap()) += 1;
+ } else {
+ diffcards.insert(*ch, 1);
+ }
+ }
+
+ let card_points: HashMap<char, u32> = HashMap::from([
+ ('A', 13),
+ ('K', 12),
+ ('Q', 11),
+ ('T', 9),
+ ('9', 8),
+ ('8', 7),
+ ('7', 6),
+ ('6', 5),
+ ('5', 4),
+ ('4', 3),
+ ('3', 2),
+ ('2', 1),
+ ('J', 0),
+ ]);
+ let hand: Vec<_> = hand.iter().map(|x| *card_points.get(&x).unwrap()).collect();
+ let jokers = hand.iter().filter(|&n| *n == 0).count();
+ let b: Vec<u32> = diffcards.clone().into_values().collect();
+ let max_labels: u32 = *b.iter().max().unwrap();
+
+ let mut hand_type: HandType = match diffcards.keys().len() {
+ 1 => HandType::Five,
+ 2 if max_labels == 4 => HandType::Four,
+ 2 if max_labels == 3 => HandType::Full,
+ 3 if max_labels == 3 => HandType::Three,
+ 3 => HandType::Two,
+ 4 => HandType::One,
+ 5 => HandType::High,
+ _ => panic!("wtf is this?"),
+ };
+
+ match jokers {
+ 1 => {
+ hand_type = match hand_type {
+ HandType::High => HandType::One,
+ HandType::One => HandType::Three,
+ HandType::Two => HandType::Full,
+ HandType::Three => HandType::Four,
+ HandType::Four => HandType::Five,
+ _ => panic!("wtf is this?"),
+ }
+ }
+ 2 => {
+ hand_type = match hand_type {
+ HandType::One => HandType::Three,
+ HandType::Two => HandType::Four,
+ HandType::Full => HandType::Five,
+ _ => panic!("wtf is this?"),
+ }
+ }
+ 3 => {
+ hand_type = match hand_type {
+ HandType::High => HandType::Three,
+ HandType::One => HandType::Four,
+ HandType::Two => HandType::Five,
+ HandType::Three => HandType::Four,
+ HandType::Full => HandType::Five,
+ _ => panic!("wtf is this?"),
+ }
+ }
+ 4 => {
+ hand_type = HandType::Five;
+ }
+ 0 | 5 => {}
+ _ => panic!("wtf is this?"),
+ };
+
+ Ok(Play {
+ hand,
+ bid: s[1].parse::<u32>().unwrap(),
+ hand_type,
+ })
+ }
+}
+
+pub fn part2(input: &str) -> u32 {
+ let mut res: u32 = 0;
+
+ let plays: Vec<_> = input
+ .trim_end()
+ .split('\n')
+ .map(|x| x.parse::<Play>().unwrap())
+ .collect();
+
+ let mut hs: HashMap<HandType, Vec<Play>> = HashMap::from([
+ (HandType::Five, vec![]),
+ (HandType::Four, vec![]),
+ (HandType::Full, vec![]),
+ (HandType::Three, vec![]),
+ (HandType::Two, vec![]),
+ (HandType::One, vec![]),
+ (HandType::High, vec![]),
+ ]);
+
+ for play in plays {
+ if let Some(p) = hs.get_mut(&play.hand_type) {
+ p.push(play);
+ }
+ }
+
+ let mut rank = 1;
+
+ for kind in [
+ HandType::High,
+ HandType::One,
+ HandType::Two,
+ HandType::Three,
+ HandType::Full,
+ HandType::Four,
+ HandType::Five,
+ ] {
+ hs.get_mut(&kind)
+ .unwrap()
+ .sort_by(|a, b| a.hand.partial_cmp(&b.hand).unwrap());
+
+ for h in hs.get(&kind).unwrap() {
+ res += rank * h.bid;
+ rank += 1;
+ }
+ }
+
+ res
+}
+
+#[cfg(test)]
+mod tests {
+ use super::*;
+
+ #[test]
+ fn example_part2() {
+ let input = include_str!("../example.txt");
+ let result = part2(input);
+ assert_eq!(result, 5905);
+ }
+
+ #[test]
+ fn input_part2() {
+ let input = include_str!("../input.txt");
+ let result = part2(input);
+ assert_eq!(result, 247885995);
+ }
+}