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Problem Category Points AC % Users ▴
Quine Classics 10 35.6% 668
Valentine's Day '15 P2 - Simon and Marcy Seasonal 7p 54.0% 669
CCC '14 S4 - Tinted Glass Window CCC 15p 29.2% 672
The Mirror Uncategorized 5 33.3% 678
DMOPC '15 Contest 1 P1 - Itami and Manga DMOPC 3p 48.3% 681
CCC '03 S5 - Trucking Troubles CCC 10p 17.5% 682
ACM U of T Tryouts C0 B - Interleaving Leaves ICPC 5 53.9% 682
BlueBook - Powers of 2 BlueBook 3 36.4% 683
Postfix Notation Uncategorized 7 18.9% 685
CCC '09 J4 - Signage CCC 7 29.2% 685
BlueBook - Cost BlueBook 3 20.5% 690
BlueBook - Column of Numbers BlueBook 3 42.6% 691
BlueBook - Min BlueBook 3 39.6% 703
IOI '01 P1 - Mobile Phones IOI 15p 27.5% 704
DMPG '16 B1 - BFS DMOPC 3p 56.3% 706
Mock CCC '22 Contest 2 J1 - Opening Ceremony Mock CCC 3 48.3% 706
CCC '08 S5 - Nukit CCC 10p 37.1% 707
CCC '04 S2 - TopYodeller CCC 5 21.5% 721
CCC '02 J1 - 0123456789 CCC 3 5.4% 722
Word Scrambler Uncategorized 5 49.7% 724
Mock CCC '19 Contest 1 J2 - Pusheen OCR Mock CCC 3p 54.8% 725
DMOPC '14 Contest 7 P2 - Tides DMOPC 5p 19.1% 728
Coin Change Uncategorized 7 40.4% 729
DMOPC '19 Contest 5 P1 - Conspicuous Cryptic Checklist DMOPC 5 62.2% 730
CCC '13 S5 - Factor Solitaire CCC 15p 42.8% 732
Is it a Tree? Seasonal 7p 33.4% 737
CCC '05 S5 - Pinball Ranking CCC 12p 19.5% 738
Mock CCC '23 Contest 1 J1 - Final Velocity Mock CCC 3 66.3% 739
CCC '08 S4 - Twenty-four CCC 10 25.5% 740
Binary Indexed Tree Test Data Structure Tests 10p 28.8% 742
ECOO '19 R2 P1 - Email ECOO 5p 31.6% 742
COCI '14 Contest 2 #2 Utrka COCI 5p 29.0% 745
Mock CCC '19 Contest 2 J1 - Tudor Drinks Some Tea Mock CCC 3p 51.6% 748
COCI '17 Contest 1 #1 Cezar COCI 3 32.6% 751
A Noisy Class Uncategorized 7 29.4% 752
DMOPC '14 Contest 5 P2 - Longest Tunnel DMOPC 3p 64.9% 754
Mock CCC '15 J1 - 416 Mock CCC 3p 24.1% 761
CCC '17 S4 - Minimum Cost Flow CCC 17p 14.1% 771
DMOPC '14 Contest 2 P1 - Logging Log DMOPC 3p 37.6% 780
Back From Summer '17 P1: Pithy Pastimes Seasonal 3 39.2% 780
Fibonacci Sequence Uncategorized 15p 13.0% 783
Bubble Sort Uncategorized 7 33.9% 789
Maximum Sum Uncategorized 7 33.4% 789
ECOO '17 R3 P1 - Baker Brie ECOO 5p 40.4% 790
CCC '97 S2 - Nasty Numbers CCC 5 45.9% 794
BlueBook - Equation BlueBook 3 26.1% 797
DMOPC '13 Contest 1 P4 - AFK DMOPC 7p 26.0% 802
GFSSOC '15 Fall J4 - Marathon GFSSOC 7p 39.8% 804
VPEX P0 - Pizza Uncategorized 3p 40.2% 804
CCCHK '08 J1 - Best fish CCC 3 38.1% 805