#include <stdio.h>
void swap(int*,int*); //ν¨μ μν
int main(void)
{
int a,b;
a = 10;
b = 20;
printf("before swap() : a=%d, b=%d\n",a,b); //νΈμΆ μ aμ bμ κ°
swap(&a, &b); //aμ bμ μ£Όμ μ λ¬
printf("after swap() : a=%d, b=%d\n",a,b); //νΈμΆ ν aμ bμ κ°
return 0;
}
void swap(int*a,int*b)
{
int temp;
temp = *a;
*a = *b;
*b = temp;
printf("in swap() : a=%d. b = %d\n",a,b);
}