Given a string S and a string T, count the number of distinct subsequences of
A. Sereja and Bottles time limit per test2 seconds memory limit per test256 m
B. Sereja and Array time limit per test1 second memory limit per test256 mega
在VS2012下使用glut繪制一系列直線的示例程序,繪制的是圓周上的二十條直徑,效果如下圖所示,按PC的UP,DOWN,LEFT,RIGHT按鍵可以從不
/* Author: Jiangong SUN */ Decorators provide a flexible alternative to subcl