摘要:
题目: http://codeforces.com/contest/1011/problem/D This is an interactive problem. Natasha is going to fly to Mars. Finally, Natasha sat in the rocket. 阅读全文
摘要:
题目 http://codeforces.com/contest/1011/problem/C Natasha is going to fly on a rocket to Mars and return to Earth. Also, on the way to Mars, she will la 阅读全文