ID Problem Show tags Hide tags AC / Tried Difficulty
10266 P1920C   Partitioning the Array 0 / 0 5
10265 P1920D   Array Repetition 0 / 0 6
10264 P1920E   Counting Binary Strings 0 / 0 7
10261 P1921A   Square 0 / 0 3
10259 P1921C   Sending Messages 0 / 0 3
10257 P1921E   Eat the Chip 0 / 0 5
10256 P1921F   Sum of Progression 0 / 0 6
10253 P1922B   Forming Triangles 0 / 0 4
10250 P1922E   Increasing Subsequences 0 / 0 6
10339 P1924B   Space Harbour 0 / 0 7
10338 P1924C   Fractal Origami 0 / 0 9
10337 P1924D   Balanced Subsequences 0 / 0 10
10333 P1925B   A Balanced Problemset? 0 / 0 4
10332 P1925D   Good Trip 0 / 0 6
10329 P1927C   Choose the Different Ones! 0 / 0 (None)
10327 P1927E   Klever Permutation 0 / 0 (None)
10325 P1927G   Paint Charges 0 / 0 (None)
10324 P1928A   Rectangle Cutting 0 / 0 (None)
10322 P1928C   Physical Education Lesson 0 / 0 (None)
10321 P1928D   Lonely Mountain Dungeons 0 / 0 (None)
10320 P1928E   Modular Sequence 0 / 0 (None)
10319 P1928F   Digital Patterns 0 / 0 (None)
10439 P1929A   Sasha and the Beautiful Array 0 / 0 3
10438 P1929B   Sasha and the Drawing 0 / 0 3
10437 P1929C   Sasha and the Casino 0 / 0 4
10436 P1929D   Sasha and a Walk in the City 0 / 0 6
10435 P1929E   Sasha and the Happy Tree Cutting 0 / 0 8
10434 P1929F   Sasha and the Wedding Binary Search Tree 0 / 0 8
10432 P1930B   Permutation Printing 0 / 0 3
10428 P1930E   2..3...4... 0 / 0 9
10421 P1931C   Make Equal Again 0 / 0 3
10420 P1931D   Divisible Pairs 0 / 0 4
10419 P1931E   Anna and the Valentine's Day Gift 0 / 0 4
10417 P1931G   One-Dimensional Puzzle 0 / 0 7
10414 P1932C   LR-remainders 0 / 0 4
10412 P1932E   Final Countdown 0 / 0 5
10410 P1932G   Moving Platforms 0 / 0 8
10409 P1933A   Turtle Puzzle: Rearrange and Negate 0 / 0 3
10408 P1933B   Turtle Math: Fast Three Task 0 / 0 3
10407 P1933C   Turtle Fingers: Count the Values of k 0 / 0 3
10406 P1933D   Turtle Tenacity: Continual Mods 0 / 0 4
10405 P1933E   Turtle vs 0 / 0 5
10403 P1933G   Turtle Magic: Royal Turtle Shell Pattern 0 / 0 8
10402 P1934A   Too Min Too Max 0 / 0 3
10401 P1934B   Yet Another Coin Problem 0 / 0 4
10400 P1934C   Find a Mine 0 / 0 5
10393 P1935D   Exam in MAC 0 / 0 6
10392 P1935E   Distance Learning Courses in MAC 0 / 0 9
10390 P1936A   Bitwise Operation Wizard 0 / 0 5
10389 P1936B   Pinball 0 / 0 7
10386 P1936E   Yet Yet Another Permutation Problem 0 / 0 10
10384 P1937A   Shuffle Party 0 / 0 3
10361 P1941A   Rudolf and the Ticket 0 / 0 3
10360 P1941B   Rudolf and 121 0 / 0 3
10530 P1942A   Farmer John's Challenge 0 / 0 (None)
10529 P1942B   Bessie and MEX 0 / 0 (None)
10528 P1942C1   Bessie's Birthday Cake (Easy Version) 0 / 0 (None)
10527 P1942C2   Bessie's Birthday Cake (Hard Version) 0 / 0 (None)
10524 P1942F   Farmer John's Favorite Function 0 / 0 (None)
10523 P1942G   Bessie and Cards 0 / 0 (None)
10473 P1943B   Non-Palindromic Substring 0 / 0 7
10471 P1943D1   Counting Is Fun (Easy Version) 0 / 0 9
10466 P1944A   Destroying Bridges 0 / 0 3
10464 P1945A   Setting up Camp 0 / 0 3
10463 P1945B   Fireworks 0 / 0 3
10457 P1945H   GCD is Greater 0 / 0 10
10455 P1946B   Maximum Sum 0 / 0 3
10452 P1946E   Girl Permutation 0 / 0 8
10451 P1946F   Nobody is needed 0 / 0 9
10349 P1948F   Rare Coins 0 / 0 (None)
10446 P1949E   Damage per Second 0 / 0 (None)
10443 P1949H   Division Avoidance 0 / 0 (None)
10440 P1949K   Make Triangle 0 / 0 (None)
10519 P1950C   Clock Conversion 0 / 0 (None)
10514 P1951A   Dual Trigger 0 / 0 (None)
10512 P1951C   Ticket Hoarding 0 / 0 (None)
10511 P1951D   Buying Jewels 0 / 0 (None)
10510 P1951E   No Palindromes 0 / 0 (None)
10508 P1951G   Clacking Balls 0 / 0 (None)
10501 P1952E   Sweep Line 0 / 0 (None)
10499 P1952G   Mathematician Takeover 0 / 0 (None)
10495 P1954A   Painting the Ribbon 0 / 0 (None)
10494 P1954B   Make It Ugly 0 / 0 (None)
10493 P1954C   Long Multiplication 0 / 0 (None)
10492 P1954D   Colored Balls 0 / 0 (None)
10491 P1954E   Chain Reaction 0 / 0 (None)
10490 P1954F   Unique Strings 0 / 0 (None)
10489 P1955A   Yogurt Sale 0 / 0 (None)
10487 P1955C   Inhabitant of the Deep Sea 0 / 0 (None)
10484 P1955F   Unfair Game 0 / 0 (None)
10483 P1955G   GCD on a grid 0 / 0 (None)
10479 P1956C   Nene's Magical Matrix 0 / 0 (None)
10478 P1956D   Nene and the Mex Operator 0 / 0 (None)
10477 P1956E1   Nene vs 0 / 0 (None)
10476 P1956E2   Nene vs 0 / 0 (None)
10630 P1965A   Everything Nim 0 / 0 4
10622 P1967A   Permutation Counting 0 / 0 4
10621 P1967B1   Reverse Card (Easy Version) 0 / 0 4
10620 P1967B2   Reverse Card (Hard Version) 0 / 0 8
10619 P1967C   Fenwick Tree 0 / 0 8

Categories

Lucky

Pick a problem randomly based on the current filter.