[Codeforces] Round 142 (Div. 1) C. Triangles|PSCodeforces|Problem Solving-Math

Codeforces Round 142 (Div. 1) C. Triangles

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[Codeforces] Round 144 (Div. 1) B. Table|PSCodeforces|Problem Solving-Dynamic Programming

Codeforces Round 144 (Div. 1) B. Table

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[Codeforces] Bayan 2012-2013 Elimination Round (ACM ICPC Rules, English statements) G. Challenging Balloons|PSCodeforces|Problem Solving

Bayan 2012-2013 Elimination Round (ACM ICPC Rules, English statements) G. Challenging Balloons

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[Codeforces] CROC-MBTU 2012, Final Round (Online version, Div. 2) D. Building Bridge|PSCodeforces|Problem Solving-Two Pointer

CROC-MBTU 2012, Final Round (Online version, Div. 2) D. Building Bridge

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[Hacker Earth] Sum as per frequency|PSHacker Earth|Sorting-Problem Solving-Hash Table-Binary Search-Prefix Sum

Sum as per frequency

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[Hacker Earth] Bob`s confusion|PSHacker Earth|Problem Solving-Math-Greedy

Bob’s confusion

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[Hacker Earth] Three rectangles|PSHacker Earth|Problem Solving-Math

Three rectangles

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[Hacker Earth] Maximum utility|PSHacker Earth|Problem Solving-Bit Manipulation

Maximum utility

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[Hacker Earth] Beautiful numbers|PSHacker Earth|Problem Solving-Dynamic Programming

Beautiful numbers

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[Codeforces] Round 159 (Div. 2) D. Sum|PSCodeforces|Problem Solving-Greedy

Codeforces Round 159 (Div. 2) D. Sum

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