题解 | #牛牛的线段#
https://www.nowcoder.com/practice/f72c56ed71664af082c921bf79861c85
#include<stdio.h>
#include<math.h> //pow(x,y) 求x的y次方 //abs(x) 求x的绝对值
int main(){
int x1,y1,x2,y2;
int r1,r2,r3,r4;
scanf("%d %d\n",&x1,&y1);
scanf("%d %d\n",&x2,&y2);
r1=abs(x1-x2);
r2=abs(y1-y2);
r3=pow(r1,2);
r4=pow(r2,2);
printf("%d",r3+r4);
return 0;
}
#include<math.h> //pow(x,y) 求x的y次方 //abs(x) 求x的绝对值
int main(){
int x1,y1,x2,y2;
int r1,r2,r3,r4;
scanf("%d %d\n",&x1,&y1);
scanf("%d %d\n",&x2,&y2);
r1=abs(x1-x2);
r2=abs(y1-y2);
r3=pow(r1,2);
r4=pow(r2,2);
printf("%d",r3+r4);
return 0;
}