/* Dasprog C - 2019
William Handi Wijaya
0087

Program untuk menukar suatu bilangan.
*/

#include <stdio.h>

void swap(int *a, int *b);
int main(void)
{
    int a = 5;
    int b = 4;
    swap(&a, &b);
    printf("%d %d\n", a, b);
    return 0;
}

void swap(int *a, int *b)
{
    int tmp = *a;
    *a = *b;
    *b = tmp;
    return;
}