[CS Academy] 101 Palindromes|PSCS Academy|Problem Solving-Dynamic Programming-Math

101 Palindromes

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[AtCoder] E - Shiritori|PSAtCoder|Problem Solving-Topological Sort-Game Theory

E - Shiritori

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[AtCoder] D - Inc, Dec - Decomposition|PSAtCoder|Problem Solving-Greedy

D - Inc, Dec - Decomposition

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[AtCoder] F - Rectilinear Polygons|PSAtCoder|Fenwick Tree-Problem Solving-Offline Query Technique-Geometry

F - Rectilinear Polygons

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[AtCoder] D - Yet Another Sorting Problem|PSAtCoder|Problem Solving-Math-Cycle Detection Algorithm

D - Yet Another Sorting Problem

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[AtCoder] G - Power Pair|PSAtCoder|Problem Solving-Numeric Theory-Euler Phi Function

G - Power Pair

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[Codeforces] VK Cup 2017 - Qualification 1 D. k-Interesting Pairs Of Integers|PSCodeforces|Problem Solving-Combinatorics-Bit Manipulation

VK Cup 2017 - Qualification 1 D. k-Interesting Pairs Of Integers

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[Codeforces] VK Cup 2017 - Round 3 A. Success Rate|PSCodeforces|Problem Solving-Math-Binary Search

VK Cup 2017 - Round 3 A. Success Rate

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[Codeforces] Round #402 (Div. 1) A. String Game|PSCodeforces|Problem Solving-Binary Search

Codeforces Round #402 (Div. 1) A. String Game

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[Codeforces] Round #407 (Div. 2) B. Masha and geometric depression|PSCodeforces|Problem Solving-Math

Codeforces Round #407 (Div. 2) B. Masha and geometric depression

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