ID Problem Show tags Hide tags AC / Tried Difficulty
8531 P262A   Roma and Lucky Numbers 0 / 0 3
8530 P262B   Roma and Changing Signs 0 / 0 4
8529 P263A   Beautiful Matrix 0 / 0 3
8528 P263B   Squares 0 / 0 3
8527 P263C   Circle of Numbers 0 / 0 7
8526 P263D   Cycle in Graph 0 / 0 6
8525 P263E   Rhombus 0 / 0 9
8524 P264A   Escape from Stones 0 / 0 4
8523 P264B   Good Sequences 0 / 0 5
8522 P264C   Choosing Balls 0 / 0 7
8521 P264D   Colorful Stones 0 / 0 9
8520 P264E   Roadside Trees 0 / 0 10
8519 P265A   Colorful Stones (Simplified Edition) 0 / 0 3
8518 P265B   Roadside Trees (Simplified Edition) 0 / 0 3
8517 P266A   Stones on the Table 0 / 0 3
8516 P266B   Queue at the School 0 / 0 3
8515 P266C   Below the Diagonal 0 / 0 7
8514 P266D   BerDonalds 0 / 0 9
8513 P266E   More Queries to Array... 0 / 0 9
8512 P267A   Subtractions 0 / 0 3
8511 P267B   Dominoes 0 / 0 7
8510 P267C   Berland Traffic 0 / 0 10
8509 P268A   Games 0 / 0 3
8508 P268B   Buttons 0 / 0 3
8507 P268C   Beautiful Sets of Points 0 / 0 5
8506 P268D   Wall Bars 0 / 0 8
8505 P268E   Playlist 0 / 0 7
8504 P269A   Magical Boxes 0 / 0 5
8503 P269B   Greenhouse Effect 0 / 0 5
8502 P269C   Flawed Flow 0 / 0 7
8501 P269D   Maximum Waterfall 0 / 0 10
8500 P269E   String Theory 0 / 0 10
8499 P270A   Fancy Fence 0 / 0 3
8498 P270B   Multithreading 0 / 0 4
8497 P271A   Beautiful Year 0 / 0 3
8496 P271B   Prime Matrix 0 / 0 4
8495 P271C   Secret 0 / 0 5
8494 P271D   Good Substrings 0 / 0 6
8493 P271E   Three Horses 0 / 0 8
8492 P272A   Dima and Friends 0 / 0 3
8491 P272B   Dima and Sequence 0 / 0 4
8490 P272C   Dima and Staircase 0 / 0 5
8489 P272D   Dima and Two Sequences 0 / 0 5
8488 P272E   Dima and Horses 0 / 0 8
8487 P273D   Dima and Figure 0 / 0 9
8486 P273E   Dima and Game 0 / 0 10
8485 P274A   k-Multiple Free Set 0 / 0 5
8484 P274B   Zero Tree 2 / 6 6
8483 P274C   The Last Hole! 0 / 0 10
8482 P274D   Lovely Matrix 0 / 0 8
8481 P274E   Mirror Room 0 / 0 10
8480 P275A   Lights Out 0 / 0 3
8479 P275B   Convex Shape 0 / 0 5
8478 P276A   Lunch Rush 0 / 0 3
8477 P276B   Little Girl and Game 0 / 0 4
8476 P276C   Little Girl and Maximum Sum 0 / 0 5
8475 P276D   Little Girl and Maximum XOR 0 / 0 5
8474 P276E   Little Girl and Problem on Trees 1 / 1 7
8473 P277A   Learning Languages 0 / 0 4
8472 P277B   Set of Points 0 / 0 8
8471 P277C   Game 0 / 0 9
8470 P277D   Google Code Jam 0 / 0 10
8469 P277E   Binary Tree on Plane 0 / 0 9
8468 P278A   Circle Line 0 / 0 3
8467 P278B   New Problem 0 / 0 5
8466 P279A   Point on Spiral 0 / 0 4
8465 P279B   Books 0 / 0 4
8464 P279C   Ladder 0 / 0 5
8463 P279D   The Minimum Number of Variables 0 / 0 8
8462 P279E   Beautiful Decomposition 0 / 0 6
8461 P280A   Rectangle Puzzle 0 / 0 7
8460 P280B   Maximum Xor Secondary 0 / 0 6
8459 P280C   Game on Tree 0 / 0 8
8458 P280D   k-Maximum Subsequence Sum 0 / 0 10
8457 P280E   Sequence Transformation 0 / 0 10
8456 P281A   Word Capitalization 0 / 0 3
8455 P281B   Nearest Fraction 0 / 0 5
8454 P282A   Bit++ 0 / 0 3
8453 P282B   Painting Eggs 0 / 0 5
8452 P282C   XOR and OR 0 / 0 5
8451 P282D   Yet Another Number Game 0 / 0 7
8450 P282E   Sausage Maximization 0 / 0 8
8449 P283A   Cows and Sequence 0 / 0 5
8448 P283B   Cow Program 0 / 0 5
8447 P283C   Coin Troubles 0 / 0 7
8446 P283D   Cows and Cool Sequences 0 / 0 9
8445 P283E   Cow Tennis Tournament 0 / 0 10
8444 P284A   Cows and Primitive Roots 0 / 0 4
8443 P284B   Cows and Poker Game 0 / 0 3
8442 P285A   Slightly Decreasing Permutations 0 / 0 3
8441 P285B   Find Marble 0 / 0 4
8440 P285C   Building Permutation 0 / 0 4
8439 P285D   Permutation Sum 0 / 0 6
8438 P285E   Positions in Permutations 0 / 0 10
8437 P286A   Lucky Permutation 0 / 0 4
8436 P286B   Shifting 0 / 0 8
8435 P286C   Main Sequence 0 / 0 7
8434 P286D   Tourists 0 / 0 10
8433 P286E   Ladies' Shop 0 / 0 10
8432 P287A   IQ Test 0 / 0 3

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