计算两点间的距离
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)
Total Submission(s): 125958 Accepted Submission(s): 47638
Problem Description
输入两点坐标(X1,Y1),(X2,Y2),计算并输出两点间的距离。
Input
输入数据有多组,每组占一行,由4个实数组成,分别表示x1,y1,x2,y2,数据之间用空格隔开。
Output
对于每组输入数据,输出一行,结果保留两位小数。
Sample Input
Sample Output
Author
lcy
Source
C语言程序设计练习(一)
#include <math.h>
#include <stdio.h>
int main(){
double x1, y1, x2, y2;
while (scanf("%lf %lf %lf %lf", &x1, &y1, &x2, &y2) == 4){
printf("%.2lf\n", sqrt((x1-x2)*(x1-x2)+(y1-y2)*(y1-y2)));
}
return 0;}