ID Problem Show tags Hide tags AC / Tried Difficulty
4180 P1221A  2048 Game 0 / 0 3
4172 P1223B  Strings Equalization 0 / 0 3
4165 P1225B1  TV Subscriptions (Easy Version) 0 / 0 3
4142 P1230B  Ania and Minimizing 0 / 0 3
4138 P1234B1  Social Network (easy version) 0 / 0 3
4126 P1237A  Balanced Rating Changes 0 / 0 3
4097 P1243B1  Character Swap (Easy Version) 0 / 0 3
4094 P1244B  Rooms and Staircases 0 / 0 3
4088 P1245A  Good ol' Numbers Coloring 0 / 0 3
4081 P1248A  Integer Points 0 / 0 3
4077 P1249B1  Books Exchange (easy version) 0 / 0 3
4055 P1251A  Broken Keyboard 0 / 0 3
4043 P1252A  Copying Homework 0 / 0 3
4020 P1253A  Single Push 0 / 0 3
3990 P1256A  Payment Without Change 0 / 0 3
3976 P1257B  Magic Stick 0 / 0 3
3964 P1260A  Heating 0 / 0 3
3924 P1265A  Beautiful String 0 / 0 3
3917 P1266A  Competitive Programmer 0 / 0 3
3915 P1266B  Dice Tower 0 / 0 3
3812 P1277A  Happy Birthday, Polycarp! 0 / 0 3
3806 P1278A  Shuffle Hashing 0 / 0 3
3675 P1293B  JOE is on TV! 0 / 0 3
3614 P1300B  Assigning to Classes 0 / 0 3
3541 P1312B  Bogosort 0 / 0 3
3466 P1326A  Bad Ugly Numbers 0 / 0 3
3390 P1333A  Little Artem 0 / 0 3
3337 P1342A  Road To Zero 0 / 0 3
3317 P1346A  Color Revolution 0 / 0 3
3281 P1353C  Board Moves 0 / 0 3
3234 P1358B  Maria Breaks the Self-isolation 0 / 0 3
3229 P1359A  Berland Poker 0 / 0 3
3228 P1359B  New Theatre Square 0 / 0 3
3209 P1362A  Johnny and Ancient Computer 0 / 0 3
3139 P1373A  Donut Shops 0 / 0 3
3130 P1374C  Move Brackets 0 / 0 3
3070 P1388B  Captain Flint and a Long Voyage 0 / 0 3
3034 P1395A  Boboniu Likes to Color Balls 0 / 0 3
2985 P1405B  Array Cancellation 0 / 0 3
2958 P1411B  Fair Numbers 0 / 0 3
2932 P1418A  Buying Torches 0 / 0 3
2922 P1419D1  Sage's Birthday (easy version) 0 / 0 3
2852 P1430C  Numbers on Whiteboard 0 / 0 3
2815 P1438B  Valerii Against Everyone 0 / 0 3
2777 P1447B  Numbers Box 0 / 0 3
2775 P1450B  Balls of Steel 0 / 0 3
2638 P1469A  Regular Bracket Sequence 0 / 0 3
2636 P1469B  Red and Blue 0 / 0 3
2600 P1473B  String LCM 0 / 0 3
2592 P1474B  Different Divisors 0 / 0 3
2573 P1476A  K-divisible Sum 0 / 0 3
2510 P1485A  Add and Divide 0 / 0 3
2470 P1490B  Balanced Remainders 0 / 0 3
2382 P1499B  Binary Removals 0 / 0 3
2336 P1506C  Double-ended Strings 0 / 0 3
2262 P1515B  Phoenix and Puzzle 0 / 0 3
2220 P1520C  Not Adjacent Matrix 0 / 0 3
2212 P1521A  Nastia and Nearly Good Numbers 0 / 0 3
2077 P1539A  Contest Start 0 / 0 3
2016 P1550B  Maximum Cost Deletion 0 / 0 3
1900 P1562B  Scenes From a Memory 0 / 0 3
1892 P1566C  MAX-MEX Cut 0 / 0 3
1880 P1567B  MEXor Mixup 0 / 0 3
1868 P1569B  Chess Tournament 0 / 0 3
1769 P1579E1  Permutation Minimization by Deque 0 / 0 3
1732 P1584B  Coloring Rectangles 0 / 0 3
1695 P1593C  Save More Mice 0 / 0 3
1675 P1598B  Groups 0 / 0 3
1622 P1605B  Reverse Sort 0 / 0 3
1607 P1607C  Minimum Extraction 0 / 0 3
1560 P1611C  Polycarp Recovers the Permutation 0 / 0 3
1546 P1613B  Absent Remainder 0 / 0 3
1540 P1614B  Divan and a New Project 0 / 0 3
1497 P1620B  Triangles on a Rectangle 0 / 0 3
1481 P1622B  Berland Music 0 / 0 3
1407 P1632B  Roof Construction 0 / 0 3
1393 P1634C  OKEA 0 / 0 3
1281 P1659A  Red Versus Blue 0 / 0 3
1199 P1671B  Consecutive Points Segment 0 / 0 3
1176 P1674C  Infinite Replacement 0 / 0 3
1161 P1676D  X-Sum 0 / 0 3
1065 P1690D  Black and White Stripe 0 / 0 3
1060 P1691B  Shoe Shuffling 0 / 0 3
1035 P1695B  Circle Game 0 / 0 3
966 P1702D  Not a Cheap String 0 / 0 3
953 P1704B  Luke is a Foodie 0 / 0 3
904 P1713B  Optimal Reduction 0 / 0 3
891 P1715B  Beautiful Array 0 / 0 3
857 P1721B  Deadly Laser 0 / 0 3
844 P1725B  Basketball Together 0 / 0 3
798 P1732A  Bestie 0 / 0 3
686 P1744C  Traffic Light 0 / 0 3
572 P1760D  Challenging Valleys 0 / 0 3
563 P1761B  Elimination of a Ring 0 / 0 3
509 P1765E  Exchange 0 / 0 3
493 P1765M  Minimum LCM 1 / 1 3
488 P1766B  Notepad# 1 / 1 3
464 P1770A  Koxia and Whiteboards 1 / 1 3
462 P1770B  Koxia and Permutation 1 / 1 3
333 P1781B  Going to the Cinema 0 / 0 3

Categories

Lucky

Pick a problem randomly based on the current filter.