#include <stdio.h>

int main(void){
	int ar[3][4] = {
		{1, 2, 3, 4},
		{5, 6, 7, 8}, 
		{9, 10, 11, 12}
	};
	printf("%d\n\n", sizeof(int (*)[4])); // 포인터 타입 크기 확인용

	printf("%d\n", sizeof(ar));
	printf("%d\n", sizeof(ar+0));
	printf("%d\n", sizeof(ar+2));
	printf("%d\n", sizeof(*(ar+2)));
	return 0;
}