标签:cli img nbsp onclick ret http ref view span
链接:http://judge.u-aizu.ac.jp/onlinejudge/finder.jsp?course=CGL#
旋转坐标
1 Point turn(double k1){ 2 return (Point){ x * cos(k1) - y * sin(k1) , x * sin(k1) + y * cos(k1) ; } 3 }
标签:cli img nbsp onclick ret http ref view span
原文地址:https://www.cnblogs.com/xiaobuxie/p/12633597.html