[AtCoder] B - Exactly N points|PSAtCoder|Problem Solving-Numeric Theory

B - Exactly N points

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[AtCoder] B - Colorful Creatures|PSAtCoder|Problem Solving-DFS

B - Colorful Creatures

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[AtCoder] A - Airport Bus|PSAtCoder|Problem Solving-Sliding Window

A - Airport Bus

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[AtCoder] C - Interpretation|PSAtCoder|Problem Solving-Union Find

C - Interpretation

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[Codeforces] Beta Round #94 (Div. 1 Only) A. Statues|PSCodeforces|Problem Solving-BFS

Codeforces Beta Round #94 (Div. 1 Only) A. Statues

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[Codeforces] Beta Round #98 (Div. 2) C. History|PSCodeforces|Sorting-Problem Solving-Heap-Greedy

Codeforces Beta Round #98 (Div. 2) C. History

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[Codeforces] Round #103 (Div. 2) C. Anagram Search|PSCodeforces|Problem Solving-Sliding Window

Codeforces Round #103 (Div. 2) C. Anagram Search

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[Codeforces] Round #105 (Div. 2) B. Escape|PSCodeforces|Problem Solving-Math

Codeforces Round #105 (Div. 2) B. Escape

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[Codeforces] Round #106 (Div. 2) C. Division into Teams|PSCodeforces|Problem Solving-Heap-Greedy

Codeforces Round #106 (Div. 2) C. Division into Teams

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[InterviewBit] Longest Arithmetic Progression|PSInterviewBit|Problem Solving-Dynamic Programming

Longest Arithmetic Progression

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