chaideyipi

题目zscoder loves simple strings! A string t is called simple if every pair of adjacent characters are distinct. For example ab, aba, zscoder are simple whereas aa, add are not simple.zscoder is giv...

http://codeforces.com/contest/8/problem/A A. Train and Petertime limit per test1 secondmemory limit per test64 megabytesinputstandard inputoutputstandard outputPeter likes to travel by train. He likes

http://codeforces.com/contest/7/problem/AA. Kalevitch and Chesstime limit per test2 secondsmemory limit per test64 megabytesinputstandard inputoutputstandard outputA famous Berland's painter Kalevitch

http://codeforces.com/contest/6/problem/AA. Triangletime limit per test2 secondsmemory limit per test64 megabytesinputstandard inputoutputstandard outputJohnny has a younger sister Anne, who is very c

http://codeforces.com/contest/5/problem/AA. Chat Server's Outgoing Traffictime limit per test1 secondmemory limit per test64 megabytesinputstandard inputoutputstandard outputPolycarp is working on a n

http://codeforces.com/contest/4/problem/AA. Watermelontime limit per test1 secondmemory limit per test64 megabytesinputstandard inputoutputstandard outputOne hot summer day Pete and his friend Billy d

http://codeforces.com/contest/3/problem/AA. Shortest path of the kingtime limit per test1 secondmemory limit per test64 megabytesinputstandard inputoutputstandard outputThe king is left alone on the c

http://codeforces.com/contest/2/problem/AA. Winnertime limit per test1 secondmemory limit per test64 megabytesinputstandard inputoutputstandard outputThe winner of the card game popular in Berland "Be

http://codeforces.com/contest/1/problem/AA. Theatre Squaretime limit per test2 secondsmemory limit per test64 megabytesinputstandard inputoutputstandard outputTheatre Square in the capital city of Ber

http://codeforces.com/contest/545/problem/EE. Paths and Treestime limit per test3 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputLittle girl Susie accidentally found

http://codeforces.com/contest/540/problem/AA. Combination Locktime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputScrooge McDuck keeps his most treasu

http://codeforces.com/contest/544/problem/AA. Set of Stringstime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputYou are given a string q. A sequence of

http://codeforces.com/contest/514/problem/AA. Chewbaсca and Numbertime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputLuke Skywalker gave Chewbacca an

http://codeforces.com/contest/515/problem/AA. Drazil and Datetime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputSomeday, Drazil wanted to go on date w

http://codeforces.com/contest/518/problem/A题解：http://fengweiding.blog.163.com/blog/static/23005412120151285140331/http://codeforces.com/contest/518/problem/BB. Tanya and Postcardtime limit per test2 s

http://codeforces.com/contest/519/problem/AA. A and B and Chesstime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputA and B are preparing themselves for

http://codeforces.com/contest/520/problem/AA. Pangramtime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputA word or a sentence in some language is call