[Codeforces] Round #165 (Div. 1) A. Magical Boxes|PSCodeforces|Problem Solving-Math-Greedy

Codeforces Round #165 (Div. 1) A. Magical Boxes

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[CodeChef] Physical Exercise|PSCodeChef|Problem Solving-Geometry

Physical Exercise

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[CodeChef] Lyra and the Alethiometer|PSCodeChef|Problem Solving-Two Pointer

Lyra and the Alethiometer

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[CodeChef] Binary Inversion|PSCodeChef|Problem Solving-Heap-Greedy

Binary Inversion

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[CodeChef] Chef vs Bharat|PSCodeChef|Problem Solving-Prefix Sum

Chef vs Bharat

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[CodeChef] Count the squares|PSCodeChef|Problem Solving-Geometry

Count the squares

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[AtCoder] F - Intervals on Tree|PSAtCoder|Problem Solving-Combinatorics

F - Intervals on Tree

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[AtCoder] E - Multiplication 4|PSAtCoder|Problem Solving-Two Pointer-Greedy

E - Multiplication 4

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[AtCoder] B - First Second|PSAtCoder|Problem Solving-Trie

B - First Second

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[AtCoder] F - Contrast|PSAtCoder|Problem Solving-Heap-Greedy

F - Contrast

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