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#include #include using namespace std;#define eps 1e-10/********** 定义点 **********/struct Point{ double x,y; Point(double x=0,double y=0):x(x),y(... 阅读全文
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BalloonsTime Limit: 1000MS Memory limit: 65536K题目描述Both Saya and Kudo like balloons. One day, they heard that in the central park, there will be thous... 阅读全文
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ShoppingTime Limit: 1000MS Memory limit: 65536K题目描述Saya and Kudo go shopping together.You can assume the street as a straight line, while the shops ar... 阅读全文
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Hello World!Time Limit: 1000MS Memory limit: 65536K题目描述We know that Ivan gives Saya three problems to solve (Problem F), and this is the first problem... 阅读全文