duckyluuk (he/him) 🇳🇱

98,001
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112 / 112 Holes

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26 / 60 Langs

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51 / 77 Cheevos

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Holes Authored

gs
12 Days of Christmas
879 885 900905
24 Game
623 651848
99 Bottles of Beer
845 846798
Abundant Numbers
785 772887896
Abundant Numbers (Long)
907 916794898
Arabic to Roman
626 733 602 704832685
Arithmetic Numbers
909 920875
Arrows
802 835761
Ascending Primes
577 627679
ASCII Table
840 817845771
Billiards
664
brainfuck
287 813 854711
Card Number Validation
792 938 878822794
Catalan Numbers
939 972695
Catalan’s Constant
606 994 638589
Christmas Trees
862 840 847889880
Collatz
743 905 839 924877810
CSS Colors
79 1,000 883772
Cubes
718 712486
Day of Week
832 944 1,000885808
DFA Simulator
861 773 873 915826
Diamonds
778 831888908
Divisors
944 826 909 984867793
Emirp Numbers
844 824 900756871
Emirp Numbers (Long)
733 758695
Emojify
816 859867744
Evil Numbers
907 856 740 981755754
Evil Numbers (Long)
910 811 812 951676746
Factorial Factorisation
772 723 789670
Farey Sequence
890 873 851 918877875
Fibonacci
892850555944810893 852950 72 948981 896959 864746986920861937191
Fizz Buzz
966 973992 851 993790814
Foo Fizz Buzz Bar
957 889 986871783
Forsyth–Edwards Notation
785 699 857868826
Fractions
917 949 968814798990
Game of Life
807 743 747 862822849
Gijswijt’s Sequence
842 890810765
Happy Numbers
863 858 979864816
Happy Numbers (Long)
847 873748857
Hexdump
664 724768
Intersection
771 810 833605
Inventory Sequence
837 894 881876861
ISBN
837 908 881711731
Jacobi Symbol
648 696737
Kaprekar Numbers
344 550 399840599
Kolakoski Constant
759 656 769730
Kolakoski Sequence
856 775 806 879863765
Leap Years
813 837 865773
Levenshtein Distance
843 922822
Leyland Numbers
911 958755579
ln 2
943 968695
Look and Say
786 932 891799 790885883
Lucky Numbers
890 919624
Lucky Tickets
584 660
Mahjong
484 525
Maze
724 746
Medal Tally
866 694 754 959839
Morse Decoder
856 885788
Morse Encoder
819 855776
Musical Chords
516 542814
N Queens
823 680 819835
Niven Numbers
927 976 962894779
Niven Numbers (Long)
909 943 904878863
Number Spiral
792 836851629
Odious Numbers
908 853 758 979693727
Odious Numbers (Long)
911 826 865 971606715
Ordinal Numbers
786 906731
PalindromemordnilaP
851 818 829 894795817
Pangram Grep
874 901 909708823
Pascal’s Triangle
784 818 907811
Pernicious Numbers
774 814680822
Pernicious Numbers (Long)
925 970543861
Poker
862 892853
Polyominoes
589 609844829
Prime Numbers
861 846 832 854 957878798
Prime Numbers (Long)
908 867 847 860 951877785
Proximity Grid
715 705
QR Decoder
644 657
Quine
1,000 967861 785946 836 802944 946865852
Recamán
870 883 946721
Repeating Decimals
513 516810
Reverse Polish Notation
700 800 825747
Reversi
831 847
Rijndael S-box
589 569853
Rock-paper-scissors-Spock-lizard
757 784872
Roman to Arabic
891 816 968843855
ROT13
811 923 760
Rule 110
601 627715
Seven Segment
730 790817
SI Units
648 605
Sierpiński Triangle
797 759 814737
Smith Numbers
781 775780
Spelling Numbers
199857 527813
Star Wars Opening Crawl
672 707854
Sudoku
695 711
Sudoku (Fill-in)
640 670
Ten-pin Bowling
614 613
Time Distance
892 894885899
Tongue-twisters
863 879702
Transpose Sentence
858 833 892819741
United States
832 920 922818
Vampire Numbers
862 885827
Van Eck Sequence
873 834 964805
Zeckendorf Representation
891 862 949756791
Zodiac Signs
813 858833
γ
517 1,000398 522872
λ
655 910 651897
π
912 756895986583 948872
τ
924 728915748585 941850
φ
907 802 943 938847
√2
953 826 752 981896
𝑒
950 979635 977717