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): 206017 Accepted Submission(s): 71817
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
View Code
Problem : 2001 ( 计算两点间的距离 ) Judge Status : Accepted
RunId : 20056808 Language : C Author : 837274600
Code Render Status : Rendered By HDOJ C Code Render Version 0.01 Beta
RunId : 20056808 Language : C Author : 837274600
Code Render Status : Rendered By HDOJ C Code Render Version 0.01 Beta
#include<stdio.h> #include<string.h> #include<math.h> float f(float x1, float y1, float x2, float y2) { float a, b; a = fabs(x1 - x2); b = fabs(y1 - y2); return sqrtf(a*a+b*b); } int main() { float x1,y1,x2,y2; while (scanf("%f %f %f %f", &x1, &y1, &x2, &y2) != EOF) { printf("%.2f\n", f(x1,y1,x2,y2)); } return 0; }