[CS Academy] Subinterval Division|PSCS Academy|Problem Solving-Math-Monotonic Stack

Subinterval Division

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[CS Academy] Subarrays Xor Sum|PSCS Academy|Problem Solving-Bit Manipulation-Sliding Window-Prefix Xor

Subarrays Xor Sum

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[CS Academy] Crazy Software|PSCS Academy|Problem Solving-Dynamic Programming-Combinatorics

Crazy Software

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[Codeforces] Round 364 (Div. 1) B. Connecting Universities|PSCodeforces|Problem Solving-Dynamic Programming-DFS

Codeforces Round 364 (Div. 1) B. Connecting Universities

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[Codeforces] Round 367 (Div. 2) D. Vasiliy`s Multiset|PSCodeforces|Problem Solving-Trie-Bit Manipulation

Codeforces Round 367 (Div. 2) D. Vasiliy’s Multiset

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[Codeforces] Round 374 (Div. 2) C. Journey|PSCodeforces|Segment Tree-Problem Solving-Dynamic Programming-Heap-Greedy

Codeforces Round 374 (Div. 2) C. Journey

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[Codeforces] Intel Code Challenge Final Round (Div. 1 + Div. 2, Combined) C. Ray Tracing|PSCodeforces|Problem Solving-Math-Geometry

Intel Code Challenge Final Round (Div. 1 + Div. 2, Combined) C. Ray Tracing

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[Codeforces] Canada Cup 2016 D. Contest Balloons|PSCodeforces|Problem Solving-Greedy

Canada Cup 2016 D. Contest Balloons

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[Codewars] Buddy Pairs|PSCodewars|Problem Solving-Math

Buddy Pairs

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[Codewars] Diophantine Equation|PSCodewars|Problem Solving-Math

Diophantine Equation

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