[AtCoder] C - Subarray Sum|PSAtCoder|Problem Solving-Greedy

C - Subarray Sum

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[AtCoder] B - Robot Arms|PSAtCoder|Sorting-Problem Solving-Greedy-Line Sweeping

B - Robot Arms

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[AtCoder] E - Almost Everywhere Zero|PSAtCoder|Problem Solving-Dynamic Programming-Combinatorics

E - Almost Everywhere Zero

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[AtCoder] D - Dice in Line|PSAtCoder|Problem Solving-Math-Two Pointer-Sliding Window

D - Dice in Line

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[AtCoder] C - Count Order|PSAtCoder|Problem Solving-Permutation

C - Count Order

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[Codeforces] Round #286 (Div. 2) B. Mr. Kitayuta`s Colorful Graph|PSCodeforces|Problem Solving-Union Find

Codeforces Round #286 (Div. 2) B. Mr. Kitayuta’s Colorful Graph

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[Codeforces] Round #287 (Div. 2) B. Amr and Pins|PSCodeforces|Problem Solving-Math-Geometry

Codeforces Round #287 (Div. 2) B. Amr and Pins

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[Codeforces] Rockethon 2015 B1. Permutations|PSCodeforces|Problem Solving-Math-Permutation

Rockethon 2015 B1. Permutations

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[Codeforces] Round #291 (Div. 2) B. Han Solo and Lazer Gun|PSCodeforces|Problem Solving-Hash Table-Euclidean Algorithm

Codeforces Round #291 (Div. 2) B. Han Solo and Lazer Gun

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[Codeforces] Round #292 (Div. 2) C. Drazil and Factorial|PSCodeforces|Problem Solving-Math-Greedy

Codeforces Round #292 (Div. 2) C. Drazil and Factorial

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