fork download
copy 
  1. #include <stdio.h>
  2.  
  3. struct Body {
  4.     int id;
  5.     int weight;
  6.     int height;
  7. };
  8.  
  9. /* 構造体を入れ替える swap 関数 */
  10. void swap(struct Body *x, struct Body *y)
  11. {
  12.     struct Body temp;
  13.     temp = *x;
  14.     *x = *y;
  15.     *y = temp;
  16. }
  17.  
  18. int main(void)
  19. {
  20.     int i, j;
  21.  
  22.     /* 構造体配列の初期化（←課題で指定された値に合わせてね） */
  23.     struct Body a[] = {
  24.         {1, 65, 169},
  25.         {2, 73, 170},
  26.         {3, 59, 161},
  27.         {4, 79, 175},
  28.         {5, 55, 168}
  29.     };
  30.  
  31.     int n = sizeof(a) / sizeof(a[0]);
  32.  
  33.     /* 身長の逆順（高い順）に整列 */
  34.     for (i = 0; i < n - 1; i++) {
  35.         for (j = i + 1; j < n; j++) {
  36.             if (a[i].height < a[j].height) {
  37.                 swap(&a[i], &a[j]);
  38.             }
  39.         }
  40.     }
  41.  
  42.     /* 表示 */
  43.     for (i = 0; i < n; i++) {
  44.         printf("ID=%d 体重=%d 身長=%d\n",
  45.                a[i].id, a[i].weight, a[i].height);
  46.     }
  47.  
  48.     return 0;
  49. }
  50.  
Success #stdin #stdout 0s 5324KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
ID=4 体重=79 身長=175
ID=2 体重=73 身長=170
ID=1 体重=65 身長=169
ID=5 体重=55 身長=168
ID=3 体重=59 身長=161
https://ideone.com/eT3jch
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!