Problems

Problem search

Point range
Go Random

Hot problems

Problem Category Points ▴ AC % Users
DMOPC '21 Contest 3 P1 - Sums & Differences DMOPC 7p 18.0% 205
DMOPC '21 Contest 4 P1 - Tree Shopping DMOPC 7 16.4% 161
DMOPC '21 Contest 4 P2 - Festive Groups DMOPC 7p 21.1% 168
DMOPC '21 Contest 5 P2 - Permutations & Primes DMOPC 7 32.2% 313
DMOPC '21 Contest 6 P2 - Gacha Luck DMOPC 7p 29.1% 295
DMOPC '21 Contest 7 P2 - Knitting Scarves DMOPC 7 24.3% 184
DMOPC '21 Contest 8 P1 - Peanut Planning DMOPC 7p 19.7% 212
DMOPC '21 Contest 9 P2 - String Puzzle DMOPC 7p 24.7% 152
DMOPC '21 Contest 9 P1 - Board Numbers DMOPC 7p 17.5% 179
DMOPC '21 Contest 10 P2 - Cycle Sort DMOPC 7p 11.5% 152
DMOPC '22 Contest 2 P2 - Line Trace DMOPC 7p 34.1% 167
DMOPC '22 Contest 5 P2 - Absolutely Even DMOPC 7p 19.3% 164
DMOPC '14 Contest 2 P5 - Sawmill Scheme DMOPC 10p 20.8% 447
DMOPC '13 Contest 3 P5 - A Romantic Dinner DMOPC 10p 45.8% 388
DMOPC '14 Contest 3 P4 - Not Enough Testers! DMOPC 10p 18.6% 416
DMOPC '14 Contest 3 P6 - Not Enough Time! DMOPC 10p 35.5% 487
DMOPC '14 Exam Time P3 - Chemistry Homework DMOPC 10p 24.2% 109
DMOPC '14 Exam Time P4 - Exam Delay DMOPC 10p 20.3% 221
DMOPC '14 Contest 4 P6 - Save Nagato! DMOPC 10p 24.1% 508
DMOPC '14 Contest 4 P3 - Golden Lily DMOPC 10p 23.1% 261
DMOPC '14 Contest 5 P4 - Kittan's Dilemma DMOPC 10p 12.0% 119
DMOPC '14 Contest 6 P4 - Bus Jam DMOPC 10p 47.1% 182
DMOPC '14 Contest 7 P5 - Aurora DMOPC 10p 29.9% 63
DMOPC '15 Contest 1 P5 - Lelei and Dragon Scales DMOPC 10p 20.5% 386
DMOPC '15 Contest 1 P4 - Itami and Candy DMOPC 10p 27.4% 243
DMOPC '15 Contest 4 P4 - Great Sequence DMOPC 10p 12.8% 259
DMOPC '15 Contest 6 P5 - A Classic Problem DMOPC 10 29.6% 313
DMOPC '15 Contest 6 P4 - Line Graph DMOPC 10p 43.3% 377
DMOPC '15 Contest 7 P4 - Magic DMOPC 10p 10.3% 32
DMOPC '16 Contest 3 P3 - Phantom Fight DMOPC 10p 14.1% 98
DMOPC '16 Contest 3 P2 - Starstruck Squeeze DMOPC 10p 8.8% 106
DMOPC '16 Contest 4 P3 - Carnival Phantasm DMOPC 10 19.2% 239
DMOPC '16 Contest 4 P5 - Migrant Mascot DMOPC 10p 21.6% 315
DMOPC '17 Contest 3 P4 - Solitaire Logic DMOPC 10p 28.4% 17
DMOPC '17 Contest 2 P3 - Bad Bunnies DMOPC 10p 25.0% 383
DMOPC '17 Contest 3 P3 - N-Kat DMOPC 10p 18.9% 84
DMOPC '18 Contest 2 P3 - Thanksgiving Feast DMOPC 10p 41.4% 307
DMOPC '18 Contest 3 P3 - Bob and Math Class DMOPC 10p 15.1% 55
DMOPC '18 Contest 4 P3 - Dr. Henri and Ionization DMOPC 10p 43.5% 116
DMOPC '18 Contest 6 P3 - Wish Upon a Star DMOPC 10p 45.0% 386
DMOPC '18 Contest 6 P4 - Tank DMOPC 10 18.0% 126
DMOPC '19 Contest 4 P2 - Pleasant Present DMOPC 10p 18.0% 121
DMOPC '19 Contest 6 P3 - Grade 11 Math DMOPC 10p 14.4% 119
DMOPC '19 Contest 7 P2 - Dinner Party DMOPC 10 18.6% 143
DMOPC '20 Contest 2 P3 - Roadrollification DMOPC 10p 32.7% 124
DMOPC '21 Contest 6 P3 - An Art Problem DMOPC 10p 21.9% 249
DMOPC '20 Contest 6 P3 - Bread Merchant DMOPC 10p 18.9% 116
DMOPC '20 Contest 7 P2 - Alice and Tiles DMOPC 10p 19.1% 57
DMOPC '21 Contest 3 P2 - Weak Data DMOPC 10p 11.9% 160
DMOPC '21 Contest 8 P2 - Kanna Market DMOPC 10p 21.8% 136