Codeforces Round #379 (Div. 2) A. Anton and Danik

01-30

Codeforces Beta Round #27 (Codeforces format, Div. 2) A. Next Test

01-29

Codeforces Beta Round #65 (Div. 2) A. Way Too Long Words

01-29

Codeforces Round #253 (Div. 2) A. Anton and Letters

01-29

Codeforces Round #271 (Div. 2) A. Keyboard

01-29

Codeforces Round #376 (Div. 2) A. Night at the Museum

01-29

Codeforces Round #197 (Div. 2) A. Helpful Maths

01-29

Tinkoff Internship Warmup Round 2018 and Codeforces Round #475 (Div. 2) A. Splits

01-29

Codeforces Round #274 (Div. 2) A. Expression

01-26

Codeforces Round #482 (Div. 2) A. Pizza, Pizza, Pizza!!!

01-26