Gee_Zer的博客

A. Hashing Trees time limit per test2 seconds memory limit per test256 megabytes inputstandard input outputstandard output Sasha is taking part in a programming competition. In one of the problems she...

D. Balanced Ternary String time limit per test2 seconds memory limit per test256 megabytes inputstandard input outputstandard output You are given a string s consisting of exactly n characters, and ea...

C. Phone Numbers time limit per test2 seconds memory limit per test256 megabytes inputstandard input outputstandard output And where the are the phone numbers? You are given a string s consisting of l...