[AtCoder] B - Joker|PSAtCoder|Problem Solving-DFS

B - Joker

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[Codeforces] Round #146 (Div. 1) A. LCM Challenge|PSCodeforces|Problem Solving-Numeric Theory-Ad-hoc

Codeforces Round #146 (Div. 1) A. LCM Challenge

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[Codeforces] Round #147 (Div. 2) C. Primes on Interval|PSCodeforces|Problem Solving-Dynamic Programming-Greedy-Sieve of Eratosthenes

Codeforces Round #147 (Div. 2) C. Primes on Interval

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[Codeforces] Round #150 (Div. 1) A. The Brand New Function|PSCodeforces|Problem Solving-Bit Manipulation

Codeforces Round #150 (Div. 1) A. The Brand New Function

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[Codeforces] Round #150 (Div. 2) B. Undoubtedly Lucky Numbers|PSCodeforces|Problem Solving-Bit Manipulation

Codeforces Round #150 (Div. 2) B. Undoubtedly Lucky Numbers

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[Codeforces] Round #151 (Div. 2) C. Beauty Pageant|PSCodeforces|Problem Solving-Back Tracking

Codeforces Round #151 (Div. 2) C. Beauty Pageant

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[CodeChef] The LCS Problem Revisited|PSCodeChef|Problem Solving-Dynamic Programming-Longest Common Subsequence

The LCS Problem Revisited

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[CodeChef] Atleast and Atmost|PSCodeChef|Problem Solving-Binary Search-Prefix Sum

Atleast and Atmost

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[CodeChef] Birthday Gift|PSCodeChef|Problem Solving-Dynamic Programming-Floyd Warshall Algorithm

Birthday Gift

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[CodeChef] Count Substrings|PSCodeChef|Problem Solving-Two Pointer

Count Substrings

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