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): 208295 Accepted Submission(s):
72641
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
0 0 0 1
0 1 1 0
Sample Output
1.00
1.41
Author
lcy
Source
Recommend
1 #include<stdio.h> 2 #include<math.h> 3 int main(){ 4 double x1,y1,x2,y2; 5 while(scanf("%lf%lf%lf%lf",&x1,&y1,&x2,&y2)!=EOF){ 6 printf("%.2lf ",sqrt((x1-x2)*(x1-x2)+(y1-y2)*(y1-y2))); 7 } 8 return 0; 9 }