题目：https://pintia.cn/problem-sets/994805260223102976/problems/994805260990660608
这题超水。。

代码

  1. #include<cstdio>
  3. int main(){
  4.     int n;
  5.     int min = 1000000000, max = -1, min_id, max_id;
  6.     int id, x, y;
  7.     scanf("%d", &n);
  8.     for(int i = 0; i < n; i++){
  9.         scanf("%d%d%d", &id,&x,&y);
  10.         if(x * x + y * y > max) {
  11.             max = x * x + y * y;
  12.             max_id = id;
  13.         }
  14.         if(x * x + y * y < min){
  15.             min = x * x + y * y;
  16.             min_id = id;
  17.         }
  18.     }
  19.     printf("%04d %04d", min_id, max_id);
  20. }