[AtCoder] C - THE☆たこ焼き祭り2012|PSAtCoder|Problem Solving-Graph Theory-Heap

C - THE☆たこ焼き祭り2012

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[AtCoder] C - 五目並べチェッカー|PSAtCoder|Problem Solving-Simulation

C - 五目並べチェッカー

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[AtCoder] C - 笑いをとれるかな？|PSAtCoder|Problem Solving-Game Theory-Sprague-Grundy Theorem

C - 笑いをとれるかな？

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[AtCoder] D - grepマスター|PSAtCoder|Problem Solving-Binary Search-Prefix Sum

D - grepマスター

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[Codeforces] Round #631 (Div. 1) - Thanks, Denis aramis Shitov! B. Dreamoon Likes Sequences|PSCodeforces|Problem Solving-Combinatorics

Codeforces Round #631 (Div. 1) - Thanks, Denis aramis Shitov! B. Dreamoon Likes Sequences

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[Codeforces] Round #630 (Div. 2) D. Walk on Matrix|PSCodeforces|Problem Solving-Ad-hoc

Codeforces Round #630 (Div. 2) D. Walk on Matrix

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[Codeforces] Round #632 (Div. 2) C. Eugene and an array|PSCodeforces|Problem Solving-Hash Table-Math-Two Pointer

Codeforces Round #632 (Div. 2) C. Eugene and an array

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[Codeforces] Round #634 (Div. 3) E2. Three Blocks Palindrome (hard version)|PSCodeforces|Problem Solving-Two Pointer

Codeforces Round #634 (Div. 3) E2. Three Blocks Palindrome (hard version)

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[Codeforces] Round #634 (Div. 3) E1. Three Blocks Palindrome (easy version)|PSCodeforces|Problem Solving-Dynamic Programming-Two Pointer

Codeforces Round #634 (Div. 3) E1. Three Blocks Palindrome (easy version)

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[Codeforces] Round #635 (Div. 1) B. Xenia and Colorful Gems|PSCodeforces|Problem Solving-Binary Search

Codeforces Round #635 (Div. 1) B. Xenia and Colorful Gems

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