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Problem Category Points AC % ▾ Users
NOI '16 P1 - Good Partitions China NOI 20p 7.8% 5
NOI '16 P2 - Grid China NOI 25p 7.4% 6
NOI '16 P3 - The Beauty of Cycles China NOI 30p 3.4% 1
NOI '16 P4 - Interval China NOI 20p 20.3% 23
NOI '16 P5 - Drinking Water China NOI 20p 0.7% 1
NOI '16 P6 - Computation China NOI 30p 1.6% 2
NOI '22 P1 - Major China NOI 25p 5.6% 12
NOI '22 P2 - Stone China NOI 30p 25.0% 2
NOI '22 P3 - Count China NOI 40p 0.0% 0
SGS Programming Challenge P5 - Tree After School Uncategorized 20p 9.0% 7
NOI '22 P4 - Challenge NPC China NOI 25p 30.6% 4
NOI '22 P5 - Bubble Sort China NOI 35p 2.4% 1
NOI '22 P6 - Quadratic Integer Program China NOI 40p 0.0% 0
SGS Programming Challenge P2 - Vending Machine in Lunch Uncategorized 10p 12.2% 54
MCIPC Contest 1 P1 - Factoring Uncategorized 3 25.9% 80
MCIPC Contest 1 P2 - Infinite Chessboard Uncategorized 3 48.8% 75
MCIPC Contest 1 P1 - Cypher Uncategorized 5p 36.9% 49
MCIPC Contest 1 P5 - Rainwater Uncategorized 7 21.7% 18
MCIPC Contest 1 P4 - Snack Line Uncategorized 7p 14.5% 14
Cheerio Contest 2 P5 - Subsequence Queries Uncategorized 7p 26.5% 23
Cheerio Contest 2 P4 - Modulus Finding Uncategorized 7p 14.5% 18
Cheerio Contest 2 P1 - Cow Pasture Uncategorized 3p 36.1% 41
Cheerio Contest 2 P2 - Cereal Boxes Uncategorized 3 13.0% 25
Ancient Castle Ruins Uncategorized 25p 2.9% 1
MCIPC Contest 2 P6 - Block Tower Uncategorized 12p 11.6% 9
MCIPC Contest 2 P5 - Holiday Chocolates Uncategorized 10p 26.0% 7
Waterloo 2022 Fall A - Zero AAMP Currents Waterloo Local 10 62.5% 26
Waterloo 2022 Fall B - Lightbulbs Waterloo Local 15 19.3% 15
Waterloo 2022 Fall C - Squaring the Triangle Waterloo Local 17 41.2% 16
Waterloo 2022 Fall D - Course Selection Waterloo Local 5 63.5% 51
Waterloo 2022 Fall E - Water Flow Waterloo Local 12 18.3% 7
EGOI '22 P1 - SubsetMex EGOI 10p 36.8% 58
EGOI '22 P2 - Lego Wall EGOI 15p 12.1% 18
EGOI '22 P3 - Social Engineering EGOI 15p 7.1% 16
EGOI '22 P5 - Data Centers EGOI 10p 33.6% 31
EGOI '22 P6 - Superpiece EGOI 20p 5.0% 8
Non-constructive Constant Time Algorithm Fun Math 20 9.1% 2
MCIPC Contest 2 P3 - Snowy Streets Uncategorized 5p 28.6% 46
MCIPC Contest 2 P4 - Wreath Uncategorized 7p 9.6% 8
DMOPC '22 Contest 3 P5 - Alice Rebalancing DMOPC 20p 7.3% 28
MCIPC Contest 2 P2 - Icicles Uncategorized 3 39.1% 59
MCIPC Contest 2 P1 - Super Mega Snowball Uncategorized 3 37.5% 44
NOIP '20 P4 - WeRun China NOI 20p 5.0% 2
WOSS Dual Olympiad 2022 J1: Holiday Gifting Seasonal 3 56.7% 245
WOSS Dual Olympiad 2022 J2: Counting Christmas Trees Seasonal 3 37.8% 200
WOSS Dual Olympiad 2022 S3: Sightseeing in the North Pole Seasonal 12 16.9% 23
NOIP '04 P3 - Chorus Formation China NOI 10p 29.6% 28
NOIP '04 P4 - Bugs Eating Computation China NOI 15p 5.5% 9
WOSS Dual Olympiad 2022 J3/S1: Christmas List Seasonal 5p 58.6% 154
WOSS Dual Olympiad 2022 Team Round P1: Bobby and His Calculus Test Seasonal 3p 60.0% 74