#include <stdio.h>
 
typedef struct {
    int id;
    int weight;
    int height;
} Body;
 
/* 構造体の入れ替え用 swap 関数 */
void swap(Body *a, Body *b) {
    Body temp = *a;
    *a = *b;
    *b = temp;
}
 
int main(void) {
    Body body[5] = {
        {1, 65, 169},
        {2, 73, 170},
        {3, 59, 161},
        {4, 79, 175},
        {5, 55, 168}
    };
 
    int i, j;
 
    /* 身長の降順に並び替え */
    for (i = 0; i < 4; i++) {
        for (j = i + 1; j < 5; j++) {
            if (body[i].height < body[j].height) {
                swap(&body[i], &body[j]);
            }
        }
    }
 
    /* 出力 */
    for (i = 0; i < 5; i++) {
        printf("%d, %d, %d\n",
               body[i].id,
               body[i].weight,
               body[i].height);
    }
 
    return 0;
}
 

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