#include <stdio.h>

int main()
{
	int i=0, num, ncount=0;
	
	int ary[]={2,8,15,1,8,10,5,19,3,5,6,6,2,8,2,12,16,3,8,17,
	12,5,3,14,13,3,2,17,19,16,8,7,12,19,10,13,8,20,
	16,15,4,12,3,14,14,5,2,12,14,9,8,5,3,18,18,20,4};

	printf("찾기를 원하는 숫자를 입력하세요(1~20):");
	scanf("%d",&num);

	while(ary[i])
	{
		if (ary[i]==num) ncount++;
		i++;
	}

	printf("숫자 %d는 배열에 %d개 있습니다.",num,ncount);

	return 0;
}