Problems

Problem search

Point range
Go Random

Hot problems

Problem Category Points AC % ▾ Users
DMOPC '18 Contest 2 P3 - Thanksgiving Feast DMOPC 10p 41.4% 307
DMOPC '15 Contest 4 P2 - The Big Clock DMOPC 5p 41.1% 263
DMOPC '16 Contest 1 P5 - Blood Tubes DMOPC 12p 40.5% 291
DMOPC '20 Contest 7 P5 - Mayors and Tolls DMOPC 20 40.3% 39
DMOPC '19 Contest 5 P4 - Cafeteria Confrontation Conundrum DMOPC 7p 40.1% 167
DMOPC '14 Contest 4 P5 - Aircraft Carrier Akagi DMOPC 20p 40.1% 24
DMOPC '17 Contest 5 P0 - Mimi and Pizza DMOPC 3 39.1% 314
DMOPC '19 Contest 2 P3 - Selection DMOPC 12 38.7% 163
DMOPC '14 Contest 2 P2 - Cutting Logs DMOPC 5p 38.4% 546
DMOPC '16 Contest 1 P0 - C.C. and Cheese-kun DMOPC 3p 37.7% 2779
DMOPC '18 Contest 3 P2 - Bob and French Class DMOPC 7p 37.6% 401
DMOPC '14 Contest 2 P1 - Logging Log DMOPC 3p 37.6% 780
DMOPC '14 Contest 1 P3 - New Students DMOPC 3p 37.6% 874
DMOPC '15 Contest 4 P6 - Alarms DMOPC 12p 37.5% 38
DMOPC '14 Contest 7 P4 - Sand Triangle DMOPC 7p 37.3% 219
DMOPC '18 Contest 4 P0 - Dr. Henri and Seeing Stars DMOPC 3p 37.3% 247
DMOPC '18 Contest 4 P1 - Dr. Henri and Differential Photometry DMOPC 3p 37.1% 218
DMOPC '14 Contest 2 P3 - Sawmill DMOPC 7p 36.8% 602
DMOPC '16 Contest 1 P4 - Tree Appraisal DMOPC 15p 36.6% 67
DMOPC '21 Contest 10 P1 - Japaneasy DMOPC 5 36.4% 238
DMOPC '20 Contest 1 P3 - Victor's Algorithm DMOPC 7p 36.2% 293
DMOPC '19 Contest 4 P1 - Valid Strings DMOPC 5p 36.0% 537
DMOPC '14 Contest 3 P6 - Not Enough Time! DMOPC 10p 35.5% 487
DMOPC '18 Contest 4 P4 - Dr. Henri and Lab Data DMOPC 12p 35.1% 284
DMOPC '18 Contest 5 P1 - A Painting Problem DMOPC 3p 35.1% 189
DMOPC '20 Contest 5 P1 - Home Row DMOPC 3 34.9% 446
DMOPC '13 Contest 3 P1 - Sharing is Caring DMOPC 5p 34.9% 306
DMOPC '19 Contest 6 P2 - Grade 10 Math DMOPC 7 34.7% 332
DMOPC '18 Contest 5 P0 - A Digital Art Problem DMOPC 3 34.5% 215
DMOPC '22 Contest 2 P2 - Line Trace DMOPC 7p 34.1% 167
DMOPC '18 Contest 3 P4 - Bob and English Class DMOPC 15p 33.6% 121
DMOPC '14 Contest 7 P3 - Globally Unique Shells DMOPC 5p 33.5% 238
DMOPC '19 Contest 3 P4 - Same Colour Leaves DMOPC 15 33.5% 120
DMOPC '17 Contest 2 P0 - Secrets DMOPC 3 33.4% 432
DMOPC '21 Contest 9 P6 - Shortest Paths DMOPC 30p 33.3% 10
DMOPC '15 Contest 1 P2 - Itami and Squad DMOPC 5p 33.2% 258
DMOPC '17 Contest 1 P5 - Intimidating Arrays DMOPC 15p 33.0% 118
DMOPC '14 Contest 7 P6 - Revenge of the Bins DMOPC 20p 32.8% 115
DMOPC '20 Contest 2 P3 - Roadrollification DMOPC 10p 32.7% 124
DMOPC '14 Contest 2 P4 - Deforestation DMOPC 5p 32.5% 1793
DMOPC '20 Contest 2 P1 - Laugh Graphs DMOPC 5 32.5% 375
DMOPC '21 Contest 4 P4 - Christmas Graph DMOPC 17p 32.4% 40
DMOPC '21 Contest 5 P2 - Permutations & Primes DMOPC 7 32.2% 313
DMOPC '14 Contest 4 P1 - New Key DMOPC 3p 32.1% 209
DMOPC '21 Contest 1 P2 - Folding Clothes DMOPC 7p 31.7% 187
DMOPC '14 Contest 3 P3 - Not Enough Personnel! DMOPC 7p 31.4% 386
DMOPC '15 Contest 5 P3 - All Your Base DMOPC 7p 31.4% 111
DMOPC '16 Contest 3 P5 - Shoe Shopping II DMOPC 15p 31.3% 19
DMOPC '17 Contest 4 P1 - Ribbon Colouring Fun DMOPC 5p 30.3% 292
DMOPC '15 Contest 2 P4 - Personal Assistant DMOPC 12p 30.3% 245