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Problem Category Points AC % Users ▴
Bubble Cup V9 D Potions homework Bubble Cup 5 19.1% 242
DMOPC '15 Contest 1 P4 - Itami and Candy DMOPC 10p 27.4% 243
COCI '07 Contest 6 #3 Granica COCI 10p 19.6% 243
Checkerboard Summation (Hard) Uncategorized 15p 46.5% 243
Mock CCC '23 Contest 1 J3 - Pairing Gifts Mock CCC 5p 12.5% 243
WC '15 Finals J1 - Vertical Posting Woburn Challenge 3 44.9% 244
CCC '17 S5 - RMT CCC 20p 19.2% 245
VMSS Pre-Pre-Windsor P7 - Magical Bribery Uncategorized 7 44.8% 245
WOSS Dual Olympiad 2022 J1: Holiday Gifting Seasonal 3 56.7% 245
Encode Uncategorized 5 28.5% 246
DMOPC '15 Contest 2 P4 - Personal Assistant DMOPC 12p 30.3% 246
DMOPC '18 Contest 1 P2 - Sorting DMOPC 5p 60.0% 246
BlueBook - Magic Square BlueBook 3 40.9% 246
An Animal Contest 1 P4 - Alpaca Arrays AAC 10p 12.4% 246
COCI '14 Contest 2 #3 Studentsko COCI 12p 44.9% 247
DMOPC '18 Contest 4 P0 - Dr. Henri and Seeing Stars DMOPC 3p 37.3% 247
DMOPC '20 Contest 5 P2 - On The Clock DMOPC 7p 18.2% 247
SAC '22 Code Challenge 1 P2 - That Circle SAC Coding Challenge 3 48.3% 247
Mock CCC '22 Contest 1 J3 - String Crossing Maximization Mock CCC 7p 12.6% 247
Yet Another Contest 8 P2 - No More Modern Art YAC 7p 27.4% 247
CCOQR '16 - Stupendous Bowties CCC 10p 31.8% 248
WC '18 Contest 4 S1 - World of StarCraft Woburn Challenge 10p 48.8% 248
OTHS Coding Competition 1 (Mock CCC) J3 - Explosion Uncategorized 5p 35.7% 248
CCC '19 S4 - Tourism CCC 20p 7.7% 249
WC '97 P4 - Typing Woburn Challenge 5 30.5% 249
DMOPC '21 Contest 6 P3 - An Art Problem DMOPC 10p 21.9% 249
Canada Day Contest 2021 - CCC Bad Haha Seasonal 12 36.1% 249
A Math Contest P1 - Arrays Uncategorized 5 32.1% 249
GFSSOC '14 Winter S4 - Stalactites GFSSOC 17p 23.6% 250
DMOPC '14 Contest 3 P2 - Not Enough Rejudging! DMOPC 5p 27.2% 250
DMOPC '14 Contest 6 P2 - GO Faster DMOPC 5p 42.4% 250
COCI '07 Contest 4 #4 Muzicari COCI 10 31.4% 250
DWITE '09 R5 #2 - Round to Second Prime DWITE 5 57.2% 250
Double Doors Regional P2 - Tudor Learns DDR Uncategorized 3 36.2% 250
DMOPC '19 Contest 2 P1 - Box and Whiskers DMOPC 5 16.5% 250
Graph Contest 2 P1 - Connected Components Uncategorized 7 36.2% 250
SAC '22 Code Challenge 3 Junior P3 - Normal Probabilities SAC Coding Challenge 3p 68.7% 251
IOI '09 P2 - Hiring IOI 12p 32.3% 252
IOI '05 P1 - Garden IOI 20p 21.7% 252
CPC '21 Contest 1 P1 - AQT and Fractions Uncategorized 5p 16.2% 252
CPC '21 Contest 1 P4 - AQT and Directed Graph Uncategorized 12p 30.1% 252
CCO '14 P2 - King Gruff CCO 15p 36.3% 253
VM7WC '16 #6 Bronze - The Most Important Skill in Biology VM7WC 3 32.3% 253
COCI '16 Contest 2 #3 Nizin COCI 10p 40.2% 253
SAC '22 Code Challenge 5 Junior P1 - Monkey, Type! SAC Coding Challenge 3 68.3% 253
COCI '06 Contest 5 #2 Natrij COCI 5 35.1% 254
DWITE '07 R2 #4 - All Is Balanced DWITE 5 23.3% 254
CCO '18 P4 - Gradient Descent CCO 15p 14.5% 254
Knapsack 3 Uncategorized 10p 26.3% 254
LKP '18 Contest 1 P4 - Fun in Föràg Uncategorized 15p 13.4% 254