ID 题目 显示标签 隐藏标签 AC / 尝试 难度
7091 codeforces#P4B  Before an Exam 1 / 2 4
7086 codeforces#P5C  Longest Regular Bracket Sequence 2 / 4 6
7078 codeforces#P7A  Kalevitch and Chess 1 / 2 3
7072 codeforces#P8B  Obsession with Robots 1 / 2 4
7059 codeforces#P10E  Greedy Change 0 / 2 10
7058 codeforces#P11A  Increasing Sequence 3 / 4 3
7049 codeforces#P12E  Start of the season 0 / 0 7
7041 codeforces#P14C  Four Segments 0 / 0 5
7000 codeforces#P23B  Party 1 / 1 5
6999 codeforces#P23C  Oranges and Apples 0 / 0 9
6984 codeforces#P26C  Parquet 0 / 0 7
6982 codeforces#P26E  Multithreading 0 / 0 9
6979 codeforces#P27C  Unordered Subsequence 0 / 0 6
6968 codeforces#P29D  Ant on the Tree 0 / 0 7
6962 codeforces#P30E  Tricky and Clever Password 0 / 0 10
6932 codeforces#P36E  Two Paths 1 / 3 10
6907 codeforces#P40A  Find Color 1 / 1 4
6898 codeforces#P41E  3-cycles 0 / 0 6
6895 codeforces#P42C  Safe cracking 0 / 0 8
6894 codeforces#P42D  Strange town 0 / 0 8
6889 codeforces#P43D  Journey 0 / 0 7
6878 codeforces#P44J  Triminoes 0 / 0 7
6873 codeforces#P45E  Director 0 / 0 7
6324 codeforces#P45J  Planting Trees 0 / 0 6
6850 codeforces#P48H  Black and White 0 / 0 10
6847 codeforces#P49C  Disposition 0 / 0 5
6828 codeforces#P53C  Little Frog 0 / 0 4
6797 codeforces#P59D  Team Arrangement 0 / 0 7
6777 codeforces#P63D  Dividing Island 0 / 0 6
6767 codeforces#P66D  Petya and His Friends 0 / 0 5
6730 codeforces#P74E  Shift It! 0 / 0 10
6712 codeforces#P78B  Easter Eggs 0 / 0 4
6698 codeforces#P81D  Polycarp's Picture Gallery 0 / 0 7
6695 codeforces#P82B  Sets 0 / 0 5
6684 codeforces#P85A  Domino 0 / 0 4
6678 codeforces#P86B  Tetris revisited 0 / 0 8
6657 codeforces#P91D  Grocer's Problem 0 / 0 10
6638 codeforces#P97B  Superset 0 / 0 8
6631 codeforces#P98D  Help Monks 0 / 0 9
6618 codeforces#P103C  Russian Roulette 0 / 0 6
6594 codeforces#P109D  Lucky Sorting 0 / 0 7
6591 codeforces#P110B  Lucky String 0 / 0 3
6563 codeforces#P118B  Present from Lena 1 / 2 3
6558 codeforces#P119B  Before Exam 0 / 0 6
6528 codeforces#P125C  Hobbits' Party 0 / 0 5
6527 codeforces#P125D  Two progressions 0 / 0 8
6523 codeforces#P126C  E-reader Display 0 / 0 7
6517 codeforces#P128B  String 0 / 0 7
6515 codeforces#P128D  Numbers 0 / 0 7
6502 codeforces#P132D  Constants in the language of Shakespeare 0 / 0 7

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手气不错

根据当前过滤条件随机选择一道题