[Hacker Earth] Bob and Beauty of the Array|PSHacker Earth|Sorting-Problem Solving-Combinatorics

Bob and Beauty of the Array

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[Hacker Earth] Bob and cities|PSHacker Earth|Problem Solving-Binary Search-Dijkstra-Prefix Sum

Bob and cities

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[Hacker Earth] Influential Groups|PSHacker Earth|Problem Solving-Math-Combinatorics

Influential Groups

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[Hacker Earth] Determine the winner|PSHacker Earth|Problem Solving-Math

Determine the winner

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[AtCoder] D - Odd or Even|PSAtCoder|Problem Solving-Bit Manipulation

D - Odd or Even

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[AtCoder] F - Shortcuts|PSAtCoder|Problem Solving-Dynamic Programming-Greedy-Geometry

F - Shortcuts

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[AtCoder] B - Red and Blue Spanning Tree|PSAtCoder|Problem Solving-Graph Theory-DFS-Union Find

B - Red and Blue Spanning Tree

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[AtCoder] F - A Certain Game|PSAtCoder|Problem Solving-Dynamic Programming-Math-Union Find

F - A Certain Game

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[AtCoder] E - Roulettes|PSAtCoder|Problem Solving-Dynamic Programming-Math

E - Roulettes

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[Hacker Earth] Counting Bipartite Graphs|PSHacker Earth|Problem Solving-Math-Combinatorics

Counting Bipartite Graphs

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