Codeforces

Educational Codeforces Round #128-C || Binary Search || Two Pointer || Sliding Window

Eduactional Codeforces Round #128 B || Greedy

Education Codeforces Round #128-A || Math

Codeforces Upsolver: #788D Very Suspicious(1670-D) || Geometry || Binary Search || Math

Codeforces Round: #788C Where is the Pizza(1670-C) || Disjoint-Set-Union(DSU) || Graph

Codeforces Round #788B Dorms War(1670-B) || String || Implementation

Codeforces Round #788A-Prof Slim (1670-A) || Greedy || Sorting

Codeforces #787E Replace with the previous, minimize(1675-E) || String || Greedy || Map

Codeforces #787D Vertical Paths(1675-D) || Graphs || Tree || Implementation

Codeforces Round #787C Detective Task(1675-C) || Implementation

Codeforces #787B Make it increasing(1675-B) || Greedy || Implementation

Codeforces Round #787A-Food and animals(1675-A)|| Greedy || Math

1618E-Singers' Tour||Codeforces Round #760 (Div. 3)||Constructive Algorithm

1618D-Array and Operations||Codeforces Round #760 (Div. 3)||Math||Greedy

1618C-Paint the Array||Codeforces Round #760 (Div. 3)||Math

1618B-Missing Bigram|| Codeforces Round #760 (Div. 3)||Implementation

1618A-Polycarp and Sums of Subsequences||Codeforces Round #760 (Div. 3)||Math

1600J-Robot Factory||Bubble Cup 14 - Finals Online Mirror||Graphs||DFS and similar

1613-C Poisoned Dagger||Educational Codeforces Round 118 (Rated for Div. 2)||Binary Search

1612C-Chat Ban||Educational Codeforces Round 117 (Rated for Div. 2)||Binary Search||Math

1514-B AND 0, Sum Big||Codeforces Round #716 (Div. 2)||Bit manipulation||Combinatorics

1589A Mathematical Addition||Codeforces Round #755(Div. 2 Technocup 2022 Elimination Round 2)||Math

1605C Dominant Character||Codeforces Round #754 (Div. 2)||String||Brute force

1605B Reverse Sort||Codeforces Round #754 (Div. 2)||String||Sorting