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  1. #include <stdio.h>
  2.  
  3. typedef struct {
  4.     int id;
  5.     int weight;
  6.     int height;
  7. } Body;
  8.  
  9. /* 構造体の入れ替え用 swap 関数 */
  10. void swap(Body *a, Body *b) {
  11.     Body temp = *a;
  12.     *a = *b;
  13.     *b = temp;
  14. }
  15.  
  16. int main(void) {
  17.     Body body[5] = {
  18.         {1, 65, 169},
  19.         {2, 73, 170},
  20.         {3, 59, 161},
  21.         {4, 79, 175},
  22.         {5, 55, 168}
  23.     };
  24.  
  25.     int i, j;
  26.  
  27.     /* 身長の降順に並び替え */
  28.     for (i = 0; i < 4; i++) {
  29.         for (j = i + 1; j < 5; j++) {
  30.             if (body[i].height < body[j].height) {
  31.                 swap(&body[i], &body[j]);
  32.             }
  33.         }
  34.     }
  35.  
  36.     /* 出力 */
  37.     for (i = 0; i < 5; i++) {
  38.         printf("%d, %d, %d\n",
  39.                body[i].id,
  40.                body[i].weight,
  41.                body[i].height);
  42.     }
  43.  
  44.     return 0;
  45. }
  46.  
Success #stdin #stdout 0.01s 5288KB
comments (?)
stdin 
Standard input is empty
stdout 
4, 79, 175
2, 73, 170
1, 65, 169
5, 55, 168
3, 59, 161
https://ideone.com/xGgLKy
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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