#include <stdio.h>

/* Swap the values of two variables. */

void badSwap ( int a, int b )
{
  int temp;

  temp = a;
  a = b;
  b = temp;

  printf("%d %d\n", a, b);
}

int main (void)
{
  int a = 3, b = 5;

  printf("%d %d\n",a,b); 
  badSwap ( a, b );
  printf("%d %d\n",a,b);

  return 0;
}