[Codeforces] Round #568 (Div. 2) C1. Exam in BerSU (easy version)|PSCodeforces|Segment Tree-Problem Solving-Binary Search

Codeforces Round #568 (Div. 2) C1. Exam in BerSU (easy version)

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[Codeforces] Round #568 (Div. 2) C2. Exam in BerSU (hard version)|PSCodeforces|Segment Tree-Problem Solving-Binary Search

Codeforces Round #568 (Div. 2) C2. Exam in BerSU (hard version)

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[Codeforces] Round #568 (Div. 2) D. Extra Element|PSCodeforces|Sorting-Problem Solving-Math

Codeforces Round #568 (Div. 2) D. Extra Element

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[CS Academy] Two Progressions|PSCS Academy|Problem Solving-Math

Two Progressions

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[CS Academy] Colored Marbles|PSCS Academy|Problem Solving-Math-Greedy

Colored Marbles

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[CS Academy] Swap Permutation|PSCS Academy|Problem Solving-Hash Table

Swap Permutation

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[CS Academy] Word Ordering|PSCS Academy|Sorting-Problem Solving

Word Ordering

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[CS Academy] Matrix Exploration|PSCS Academy|Problem Solving-BFS

Matrix Exploration

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[AtCoder] D - Halftree|PSAtCoder|Problem Solving-Graph Theory-Ad-hoc

D - Halftree

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[AtCoder] C - Pivot|PSAtCoder|Problem Solving-Math-Euclidean Algorithm

C - Pivot

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