ID 题目 显示标签 隐藏标签 AC / 尝试 难度
7012 P449E   Jzzhu and Squares 0 / 0 10
7005 P451E   Devu and Flowers 0 / 0 8
6985 P456B   Fedya and Maths 0 / 0 4
6972 P460B   Little Dima and Equation 0 / 0 5
6957 P463E   Caisa and Tree 0 / 0 7
6919 P472A   Design Tutorial: Learn from Math 0 / 0 3
6907 P474F   Ant colony 0 / 0 7
6876 P483A   Counterexample 0 / 0 3
6860 P487C   Prefix Product Sequence 0 / 0 8
6847 P490C   Hacking Cypher 0 / 0 5
6846 P490D   Chocolate 0 / 0 6
6824 P495B   Modular Equations 0 / 0 5
6814 P498C   Array and Operations 0 / 0 7
6813 P498D   Traffic Jams in the Land 0 / 0 9
6803 P500G   New Year Running 0 / 0 10
6746 P515B   Drazil and His Happy Friends 0 / 0 4
6741 P516E   Drazil and His Happy Friends 0 / 0 10
6727 P519C   A and B and Team Training 0 / 0 4
6720 P520E   Pluses everywhere 0 / 0 8
6641 P542D   Superhero's Job 0 / 0 10
6623 P546D   Soldier and Number Game 0 / 0 5
6619 P547C   Mike and Foam 0 / 0 8
6598 P551D   GukiZ and Binary Operations 0 / 0 7
6594 P552C   Vanya and Scales 0 / 0 6
6565 P559C   Gerald and Giant Chess 0 / 0 8
6555 P566F   Clique in the Divisibility Graph 0 / 0 5
6547 P568A   Primes or Palindromes? 0 / 0 5
6528 P573A   Bear and Poker 0 / 0 4
6514 P575H   Bots 0 / 0 6
6512 P576A   Vasya and Petya's Game 0 / 0 5
6507 P577A   Multiplication Table 0 / 0 3
6486 P582A   GCD Table 0 / 0 5
6484 P582C   Superior Periodic Subarrays 0 / 0 9
6483 P582D   Number of Binominal Coefficients 0 / 0 10
6476 P584D   Dima and Lisa 0 / 0 6
6472 P585C   Alice, Bob, Oranges and Apples 0 / 0 9
6470 P585E   Present for Vitalik the Philatelist 0 / 0 10
6438 P594D   REQ 0 / 0 9
6401 P603B   Moodular Arithmetic 0 / 0 6
6346 P615D   Multipliers 0 / 0 7
6340 P616E   Sum of Remainders 0 / 0 8
6318 P621C   Wet Shark and Flowers 0 / 0 5
6308 P623B   Array GCD 0 / 0 8
6295 P626C   Block Towers 0 / 0 5
6273 P630A   Again Twenty Five! 0 / 0 3
6264 P630J   Divisibility 0 / 0 3
6263 P630K   Indivisibility 0 / 0 5
6247 P632D   Longest Subsequence 0 / 0 7
6244 P633A   Ebony and Ivory 0 / 0 3
6243 P633B   A Trivial Problem 0 / 0 4
6238 P633G   Yash And Trees 0 / 0 10
6198 P645F   Cowslip Collections 0 / 0 9
6177 P653G   Move by Prime 0 / 0 10
6162 P659G   Fence Divercity 0 / 0 8
6161 P660A   Co-prime Array 0 / 0 4
6141 P664A   Complicated GCD 0 / 0 3
6137 P665D   Simple Subset 0 / 0 6
6135 P665F   Four Divisors 0 / 0 9
6117 P671C   Ultimate Weirdness of an Array 0 / 0 10
6093 P678C   Joty and Chocolate 0 / 0 5
6092 P678D   Iterated Linear Function 0 / 0 5
6077 P682A   Alyona and Numbers 0 / 0 3
6054 P687B   Remainders Game 0 / 0 6
6021 P691F   Couple Cover 0 / 0 8
6007 P698F   Coprime Permutation 0 / 0 10
5986 P703E   Mishka and Divisors 0 / 0 10
5971 P707C   Pythagorean Triples 0 / 0 5
5958 P710D   Two Arithmetic Progressions 0 / 0 9
5951 P711E   ZS and The Birthday Paradox 0 / 0 8
5931 P717A   Festival Organization 0 / 0 10
5900 P722F   Cyclic Cipher 0 / 0 10
5891 P724C   Ray Tracing 0 / 0 6
5887 P724G   Xor-matic Number of the Graph 0 / 0 10
5850 P731F   Video Cards 0 / 0 6
5830 P735B   Urbanization 0 / 0 3
5828 P735D   Taxes 0 / 0 5
5810 P742A   Arpa’s hard exam and Mehrdad’s naive cheat 0 / 0 3
5809 P742B   Arpa’s obvious problem and Mehrdad’s terrible solution 0 / 0 5
5806 P743C   Vladik and fractions 0 / 0 5
5777 P749A   Bachgold Problem 0 / 0 3
5756 P755A   PolandBall and Hypothesis 0 / 0 3
5750 P755G   PolandBall and Many Other Balls 0 / 0 10
5744 P756F   Long number 0 / 0 10
5742 P757B   Bash's Big Day 0 / 0 4
5739 P757E   Bash Plays with Functions 0 / 0 9
5735 P758B   Blown Garland 0 / 0 3
5731 P758F   Geometrical Progression 0 / 0 9
5722 P762A   k-th divisor 0 / 0 4
5714 P763C   Timofey and remoduling 0 / 0 10
5703 P765G   Math, math everywhere 0 / 0 10
5701 P766B   Mahmoud and a Triangle 0 / 0 3
5687 P768F   Barrels and boxes 0 / 0 8
5669 P772C   Vulnerable Kerbals 0 / 0 8
5661 P773F   Test Data Generation 0 / 0 10
5656 P774E   Big Number and Remainder 0 / 0 8
5655 P774F   Pens And Days Of Week 0 / 0 10
5654 P774G   Perfectionist Arkadiy 0 / 0 10
5646 P776B   Sherlock and his girlfriend 0 / 0 4
5643 P776E   The Holmes Children 0 / 0 7
5609 P785D   Anton and School - 2 0 / 0 8

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