Ctrl+P again to print, arrows/tab to navigate results, enter to confirm

    The Gray Code Decoder and Gray Code Encoder holes will go live in approximately . Why not try and solve them ahead of time?

    madex (he/him) 🇩🇪

    84,847
    78,190
    🥇28
    🥈10
    🥉5

    I love to program but also music.

    126 / 126 Holes

    🔣

    64 / 64 Langs

    🏆

    105 / 109 Cheevos

    📅

    12 Days of Christmas
    819 844 393 825
    24 Game
    538 392 465
    99 Bottles of Beer
    426 634
    Abundant Numbers
    847 900647 745 739
    Abundant Numbers (Long)
    901 831 659 1,000886 871
    Arabic to Roman
    489 547
    Arithmetic Numbers
    894 944 857
    Arrows
    474 431 403 404 450
    Ascending Primes
    650 593
    ASCII Table
    791 736 757 761
    Billiards
    498 516
    brainfuck
    451493 542 559
    Calendar
    778 529 980
    Card Number Validation
    738 586 643 490
    Catalan Numbers
    794 603 691 483 941 863 762
    Catalan’s Constant
    134 319 266199
    Christmas Trees
    670 770 722 729
    Collatz
    878 790 680 965 889 904 875 871
    Continued Fractions
    805 969
    CSS Colors
    180 434 211 200 182
    Cubes
    552 530 585559
    Day of Week
    949
    DFA Simulator
    271 474 322379
    Diamonds
    717 312 574 769 670 726
    Divisors
    359968 906 875 968 970 1,000 1,000
    Emirp Numbers
    731 624
    Emirp Numbers (Long)
    772
    Emojify
    275 438 224490
    Evil Numbers
    845 906 860 930 893 909 475
    Evil Numbers (Long)
    725 920
    Factorial Factorisation
    643 434 506 642 135286
    Farey Sequence
    683 629 376
    Fibonacci
    447979 972 765 742 943 980 871 947 792 641842
    Fizz Buzz
    8315883893447899486755194879606619796258022833209177859789168316276405559223597698069738989765937806207011,0003718068419029318477026309559038756529831,0009321261,000862569388543893526198569222923566
    Foo Fizz Buzz Bar
    842 857 1,000
    Forsyth–Edwards Notation
    578 731 686 715 479533
    Fractions
    592312 869715565 503 689452946640594794 597 433 436719 785818566663 758692521 469536383 709687313 239707 842497
    Game of Life
    608 178 326 272
    Gijswijt’s Sequence
    338 441 329
    Happy Numbers
    758 761 786 881 713
    Happy Numbers (Long)
    740 681 918 837 735
    Hexdump
    841 83 620
    Hilbert Curve
    370 373 235 237
    Intersection
    798 790 818
    Inventory Sequence
    670 844 543
    ISBN
    410440 852 525 288460 673 813 454 892 467732 499
    Jacobi Symbol
    401 399
    Kaprekar Numbers
    740 157 736
    Kolakoski Constant
    468
    Kolakoski Sequence
    734 590
    Leap Years
    298 672 931 780 89 976 898 764 813 860 805 379
    Levenshtein Distance
    505 616 629 573
    Leyland Numbers
    581
    ln 2
    637
    Look and Say
    479 982 968920 951 546 500
    Lucky Numbers
    607 526 569
    Lucky Tickets
    545
    Mahjong
    362 225 388 302237 361
    Mandelbrot
    763 763 715 740724
    Maze
    388 319 223
    Medal Tally
    527
    Minesweeper
    333 267 475 477515 469
    Morse Decoder
    619 549 641 630754
    Morse Encoder
    434 355 346 349 321337
    Multitap Input
    636 660 750 724
    Musical Chords
    365315 382 381 248 389 220
    N Queens
    478 444
    Niven Numbers
    352 961 917 1,000 1,000 718 903 978 9441,000
    Niven Numbers (Long)
    912 1,000
    Number Spiral
    691 726 360 531
    Odious Numbers
    860 906 841 932 800 889
    Odious Numbers (Long)
    699 684 960 804
    Ordinal Numbers
    708 836
    PalindromemordnilaP
    552 792 672774
    Pangram Grep
    571 474 570 462 655 618 711 1,000 533 787 619 381 599
    Partition Numbers
    814 688 822 640 625865 618
    Pascal’s Triangle
    684 795 847 816 628
    Pernicious Numbers
    455688 393 800705 486766 745862765750734787 667295411605 732 654 875331504630 767 764774732775459667729338 816667600 763764 294731740 641
    Pernicious Numbers (Long)
    606 875 477
    Poker
    259 699
    Polyominoes
    282 469 438
    Prime Numbers
    881 539 947 811 980 636860824 930 685
    Prime Numbers (Long)
    902 7926 1,000 710
    Proximity Grid
    251 604 207281
    QR Decoder
    494 442 439 495 287215
    Quine
    615 1,000 528 1,000556 957 529 651 538 593714 1,000 618 969 436 893672
    Recamán
    667 830
    Repeating Decimals
    716 723 576 451
    Reverse Polish Notation
    691 782 813
    Reversi
    743 378 451
    Rijndael S-box
    372431 408 481 525 495
    Rock-paper-scissors-Spock-lizard
    473 543
    Roman to Arabic
    634 652 631
    ROT13
    643 873 479 579
    Rule 110
    538
    Scrambled Sort
    766 938211 684720 396
    Set
    874
    Seven Segment
    286 671 759
    SI Units
    518 446
    Sierpiński Triangle
    690 598
    Smith Numbers
    321 124 517
    Spelling Numbers
    436 484
    Star Wars GPT
    683 847 582
    Star Wars Opening Crawl
    516 247
    Sudoku
    422
    Sudoku (Fill-in)
    352 98 398
    Ten-pin Bowling
    311 465 390 222436
    Tic-tac-toe
    684 598 646 406422
    Time Distance
    789
    Tongue-twisters
    536
    Topological Sort
    405 470 499
    Tower of Hanoi
    890 768 658 787 863 454 698 689 719 943 927686788 810934
    Transpose Sentence
    401 558 516 702 634481
    Trinomial Triangle
    393 286 444 470
    United States
    384 205
    Vampire Numbers
    366 437 567
    Van Eck Sequence
    810 672 760 800 650
    Zeckendorf Representation
    271 423 489 435 622 551430
    Zodiac Signs
    507 831 515 354401
    γ
    875
    λ
    283 199 162219 722 348
    π
    104 750 150
    τ
    740
    φ
    622
    √2
    630
    𝑒
    715 724