[Hacker Rank] Prime XOR|PSHacker Rank|Problem Solving-Dynamic Programming-Sieve of Eratosthenes

Prime XOR

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[Hacker Rank] Kingdom Division|PSHacker Rank|Problem Solving-Graph Theory-Dynamic Programming-DFS

Kingdom Division

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[Codeforces] Round 552 (Div. 3) E. Two Teams|PSCodeforces|Problem Solving-Heap-Linked List

Codeforces Round 552 (Div. 3) E. Two Teams

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[Codeforces] Educational Round 64 (Rated for Div. 2) B. Ugly Pairs|PSCodeforces|Problem Solving-Greedy

Educational Codeforces Round 64 (Rated for Div. 2) B. Ugly Pairs

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[Codeforces] Round 564 (Div. 1) A. Nauuo and Cards|PSCodeforces|Problem Solving-Two Pointer-Greedy

Codeforces Round 564 (Div. 1) A. Nauuo and Cards

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[Codeforces] Round 565 (Div. 3) D. Recover it!|PSCodeforces|Problem Solving-Sieve of Eratosthenes

Codeforces Round 565 (Div. 3) D. Recover it!

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[Codeforces] Testing Round 15 (Unrated) B. Digits Sequence (Hard Edition)|PSCodeforces|Problem Solving-Binary Search

Testing Round 15 (Unrated) B. Digits Sequence (Hard Edition)

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[Hacker Rank] Substring Diff|PSHacker Rank|Problem Solving-Dynamic Programming-Binary Search

Substring Diff

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[Hacker Rank] Bonetrousle|PSHacker Rank|Problem Solving-Math

Bonetrousle

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[Hacker Rank] Lena Sort|PSHacker Rank|Problem Solving-Divide and Conquer

Lena Sort

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