열혈C프로그래밍 ch12_1

#include 

int main()
{
	int num = 10;
	int* ptr1 = #
	int* ptr2 = ptr1;

	(*ptr1)++;
	(*ptr2)++;
	printf("%d \n", num);
	return 0;

}

 

 

 

#include 

int main()
{
	int num1 = 10;
	int num2 = 20;

	int* ptr1 = &num1;
	int* ptr2 = &num2;
	num1 += 10;
	num2 -= 10;
	*ptr1 = num2;
	*ptr2 = num1;
	
	printf("%d,%d\n", *ptr1, *ptr2);
}