[AtCoder] D - Equal Cut|PSAtCoder|Problem Solving-Two Pointer-Prefix Sum

D - Equal Cut

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[AtCoder] D - Saving Snuuk|PSAtCoder|Problem Solving-Dijkstra

D - Saving Snuuk

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[AtCoder] C - String Coloring|PSAtCoder|Problem Solving-Hash Table-Bit Manipulation

C - String Coloring

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[Codeforces] CodeTON Round 3 (Div. 1 + Div. 2, Rated, Prizes!) C. Complementary XOR|PSCodeforces|Problem Solving-Math

CodeTON Round 3 (Div. 1 + Div. 2, Rated, Prizes!) C. Complementary XOR

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[Codeforces] Round #833 (Div. 2) B. Diverse Substrings|PSCodeforces|Problem Solving-Two Pointer

Codeforces Round #833 (Div. 2) B. Diverse Substrings

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[Codeforces] Round #831 (Div. 1 + Div. 2) D. Knowledge Cards|PSCodeforces|Problem Solving-Math

Codeforces Round #831 (Div. 1 + Div. 2) D. Knowledge Cards

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[Codeforces] Round #831 (Div. 1 + Div. 2) C. Bricks and Bags|PSCodeforces|Problem Solving-Greedy

Codeforces Round #831 (Div. 1 + Div. 2) C. Bricks and Bags

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[Codeforces] Round #830 (Div. 2) D1. Balance (Easy version)|PSCodeforces|Problem Solving-Greedy

Codeforces Round #830 (Div. 2) D1. Balance (Easy version)

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[CodeChef] Devu and binary String|PSCodeChef|Problem Solving-Math

Devu and binary String

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[CodeChef] Magic Trick|PSCodeChef|Problem Solving-Math-Two Pointer

Magic Trick

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