black_miracle的博客

TOYS Time Limit: 2000MS   Memory Limit: 65536K       Description Calculate the number of toys that land in each bin of a partitioned toy box.  Mom and dad have a problem

Segments Time Limit: 1000MS   Memory Limit: 65536K       Given n segments in the two dimensional space, write a program, which determines if there exists a line such that

Area Time Limit: 1000MS   Memory Limit: 10000K       Description Being well known for its highly innovative products, Merck would definitely be a good target for industri

题意：给你三角形的三个点A,B,C，求他们角的三等分线相交组成的等边三角形的坐标。 题解：简单计算几何，用好旋转即可。 #include #include #include #include #include using namespace std; #define pi acos(-1.0) #define eps 1e-8 struct node{ double x,y;

An Easy Problem?! Time Limit: 1000MS   Memory Limit: 65536K       Description It's raining outside. Farmer Johnson's bull Ben wants some rain to water his flowers. Ben na

吃巧克力 Time Limit: 1000MS   Memory Limit: 1000K       Description CYF 喜欢吃巧克力，有一天，CYF收到了一份镶嵌在平面直角坐标系上的巧克力，这个巧克力的形状是一个正多边形。日子一天天过去，CYF吃完了这份巧克力，但是却忘记了自己吃的巧克力有几条边，只记得正多边形巧克

Alyona and Triangles time limit per test 3 seconds memory limit per test 256 megabytes input standard input output standard output You are given n points with integer co

Archery Training #geometry Mirana is an archer with superpower. Every arrow she shoots will get stronger the further it travels. Mirana is currently on the way to warzone. Since the road

Volatile Kite time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output You are given a convex polygon P with n disti