ID Problem Show tags Hide tags AC / Tried Difficulty
2553 codeforces#P1430C  Numbers on Whiteboard 0 / 0 3
2552 codeforces#P1430D  String Deletion 0 / 0 5
2551 codeforces#P1430E  String Reversal 0 / 0 6
2550 codeforces#P1430F  Realistic Gameplay 0 / 0 10
2545 codeforces#P1431D  Used Markers 0 / 0 5
2543 codeforces#P1431F  Neural Network Problem 0 / 0 7
2542 codeforces#P1431G  Number Deletion Game 0 / 0 7
2541 codeforces#P1431H  Rogue-like Game 0 / 0 10
2537 codeforces#P1433B  Yet Another Bookshelf 0 / 0 3
2536 codeforces#P1433C  Dominant Piranha 0 / 0 3
2527 codeforces#P1436D  Bandit in a City 0 / 0 6
2524 codeforces#P1437A  Marketing Scheme 0 / 0 3
2523 codeforces#P1437B  Reverse Binary Strings 0 / 0 4
2522 codeforces#P1437C  Chef Monocarp 0 / 0 6
2521 codeforces#P1437D  Minimal Height Tree 0 / 0 5
2516 codeforces#P1438B  Valerii Against Everyone 0 / 0 3
2510 codeforces#P1439A2  Binary Table (Hard Version) 0 / 0 6
2508 codeforces#P1439C  Greedy Shopping 0 / 0 10
2504 codeforces#P1440B  Sum of Medians 0 / 0 3
2503 codeforces#P1442A  Extreme Subtraction 0 / 0 6
2502 codeforces#P1442B  Identify the Operations 0 / 0 6
2501 codeforces#P1442C  Graph Transpositions 0 / 0 9
2500 codeforces#P1442D  Sum 0 / 0 10
2499 codeforces#P1442E  Black, White and Grey Tree 0 / 0 10
2496 codeforces#P1443B  Saving the City 0 / 0 4
2495 codeforces#P1443C  The Delivery Dilemma 0 / 0 4
2488 codeforces#P1445A  Array Rearrangment 0 / 0 3
2487 codeforces#P1445B  Elimination 0 / 0 3
2486 codeforces#P1446A  Knapsack 0 / 0 4
2483 codeforces#P1446D1  Frequency Problem (Easy Version) 0 / 0 10
2482 codeforces#P1446D2  Frequency Problem (Hard Version) 0 / 0 10
2478 codeforces#P1447B  Numbers Box 0 / 0 3
2476 codeforces#P1450B  Balls of Steel 0 / 0 3
2473 codeforces#P1450D  Rating Compression 0 / 0 6
2471 codeforces#P1450F  The Struggling Contestant 0 / 0 9
2467 codeforces#P1451A  Subtract or Divide 0 / 0 3
2466 codeforces#P1451B  Non-Substring Subsequence 0 / 0 3
2465 codeforces#P1451C  String Equality 0 / 0 4
2459 codeforces#P1452B  Toy Blocks 0 / 0 4
2458 codeforces#P1452C  Two Brackets 0 / 0 3
2456 codeforces#P1452E  Two Editorials 0 / 0 9
2455 codeforces#P1452F  Divide Powers 0 / 0 10
2454 codeforces#P1452G  Game On Tree 0 / 0 10
2451 codeforces#P1453C  Triangles 0 / 0 5
2450 codeforces#P1453D  Checkpoints 0 / 0 6
2449 codeforces#P1453E  Dog Snacks 0 / 0 8
2445 codeforces#P1454C  Sequence Transformation 0 / 0 4
2442 codeforces#P1454F  Array Partition 0 / 0 7
2438 codeforces#P1455D  Sequence and Swaps 0 / 0 5
2437 codeforces#P1455E  Four Points 0 / 0 9
2436 codeforces#P1455F  String and Operations 0 / 0 10
2434 codeforces#P1456E  XOR-ranges 0 / 0 10
2430 codeforces#P1458D  Flip and Reverse 0 / 0 10
2425 codeforces#P1461A  String Generation 0 / 0 3
2421 codeforces#P1461E  Water Level 0 / 0 8
2420 codeforces#P1461F  Mathematical Expression 0 / 0 10
2417 codeforces#P1462C  Unique Number 0 / 0 3
2416 codeforces#P1462D  Add to Neighbour and Remove 0 / 0 4
2413 codeforces#P1462F  The Treasure of The Segments 0 / 0 6
2411 codeforces#P1463B  Find The Array 0 / 0 4
2409 codeforces#P1463D  Pairs 0 / 0 6
2404 codeforces#P1466B  Last minute enhancements 0 / 0 3
2403 codeforces#P1466C  Canine poetry 0 / 0 4
2402 codeforces#P1466D  13th Labour of Heracles 0 / 0 5
2400 codeforces#P1466F  Euclid's nightmare 0 / 0 7
2398 codeforces#P1466H  Finding satisfactory solutions 0 / 0 10
2396 codeforces#P1467A  Wizard of Orz 0 / 0 3
2394 codeforces#P1467C  Three Bags 0 / 0 6
2391 codeforces#P1468A  LaIS 0 / 0 8
2387 codeforces#P1468E  Four Segments 0 / 0 3
2384 codeforces#P1468H  K and Medians 0 / 0 8
2382 codeforces#P1468J  Road Reform 0 / 0 6
2380 codeforces#P1468L  Prime Divisors Selection 0 / 0 10
2378 codeforces#P1468N  Waste Sorting 0 / 0 3
2377 codeforces#P1469A  Regular Bracket Sequence 0 / 0 3
2376 codeforces#P1469B  Red and Blue 0 / 0 3
2375 codeforces#P1469C  Building a Fence 0 / 0 5
2372 codeforces#P1469F  Power Sockets 0 / 0 10
2371 codeforces#P1470A  Strange Birthday Party 0 / 0 4
2368 codeforces#P1470D  Strange Housing 0 / 0 8
2365 codeforces#P1471A  Strange Partition 0 / 0 3
2364 codeforces#P1471B  Strange List 0 / 0 3
2363 codeforces#P1472A  Cards for Friends 0 / 0 3
2362 codeforces#P1472B  Fair Division 0 / 0 3
2360 codeforces#P1472D  Even-Odd Game 0 / 0 4
2358 codeforces#P1472F  New Year's Puzzle 0 / 0 7
2356 codeforces#P1473A  Replacing Elements 0 / 0 3
2349 codeforces#P1474A  Puzzle From the Future 0 / 0 3
2348 codeforces#P1474B  Different Divisors 0 / 0 3
2347 codeforces#P1474C  Array Destruction 0 / 0 5
2346 codeforces#P1474D  Cleaning 0 / 0 8
2345 codeforces#P1474E  What Is It? 0 / 0 9
2336 codeforces#P1476A  K-divisible Sum 0 / 0 3
2335 codeforces#P1476B  Inflation 0 / 0 4
2334 codeforces#P1476C  Longest Simple Cycle 0 / 0 5
2328 codeforces#P1477B  Nezzar and Binary String 0 / 0 6
2327 codeforces#P1477C  Nezzar and Nice Beatmap 0 / 0 8
2325 codeforces#P1477E  Nezzar and Tournaments 0 / 0 10
2323 codeforces#P1478A  Nezzar and Colorful Balls 0 / 0 3
2322 codeforces#P1478B  Nezzar and Lucky Number 0 / 0 3

Categories

Lucky

Pick a problem randomly based on the current filter.