lwlldd的专栏

Codeforces Round #379 (Div. 2）A A. Anton and Danikhttp://codeforces.com/contest/734/problem/A time limit per test1 second memory limit per test256 megabytesAnton likes to play ches

B. Anton and Digits time limit per test1 second memory limit per test 256 megabytes http://codeforces.com/contest/734/problem/BRecently Anton found a box with digits in his

C. Anton and Making Potions time limit per test4 seconds memory limit per test256 megabytesAnton is playing a very interesting computer game, but now he is stuck at one of the levels. T

A. Shell GameBomboslav likes to look out of the window in his room and watch lads outside playing famous shell game. The game is played by two persons: operator and player. Operator takes three simila

B. Game of Credit CardsAfter the fourth season Sherlock and Moriary have realized the whole foolishness of the battle between them and decided to continue their competitions in peaceful game of Credit

A. Tritonic IridescenceOverlooking the captivating blend of myriads of vernal hues, Arkady the painter lays out a long, long canvas.Arkady has a sufficiently large amount of paint of three colours: cya

B. Mystical Mosaic There is a rectangular grid of n rows of m initially-white cells each.Arkady performed a certain number (possibly zero) of operations on it. In the i-th operation, a non-empty subse