[Codeforces] Beta Round 90 C. Education Reform|PSCodeforces|Problem Solving-0/1 Knapsack

Codeforces Beta Round 90 C. Education Reform

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[Codeforces] Beta Round 93 (Div. 1 Only) C. E-reader Display|PSCodeforces|Problem Solving-Bit Manipulation

Codeforces Beta Round 93 (Div. 1 Only) C. E-reader Display

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[Codeforces] Beta Round 94 (Div. 1 Only) C. Games with Rectangle|PSCodeforces|Problem Solving-Dynamic Programming-Combinatorics

Codeforces Beta Round 94 (Div. 1 Only) C. Games with Rectangle

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[Codeforces] Beta Round 94 (Div. 1 Only) D. Numbers|PSCodeforces|Problem Solving-Graph Theory-Math-Greedy

Codeforces Beta Round 94 (Div. 1 Only) D. Numbers

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[Codeforces] Beta Round 95 (Div. 2) F. Present to Mom|PSCodeforces|Problem Solving-Math-Two Pointer-Prefix Matrix

Codeforces Beta Round 95 (Div. 2) F. Present to Mom

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[Hacker Earth] Magic Land|PSHacker Earth|Problem Solving-Dynamic Programming

Magic Land

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[Hacker Earth] Fredo and Maths|PSHacker Earth|Problem Solving-Math

Fredo and Maths

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[Hacker Earth] The Land of Mines (MEDIUM)|PSHacker Earth|Sorting-Problem Solving-Hash Table

The Land of Mines (MEDIUM)

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[Hacker Earth] Battlefield (MEDIUM)|PSHacker Earth|Problem Solving-Two Pointer-Sliding Window

Battlefield (MEDIUM)

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[Hacker Earth] Cocktail Range Query|PSHacker Earth|Problem Solving-Prefix Sum-Offline Query Technique

Cocktail Range Query

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