고한종-배열을이용한구구단과제

#include<stdio.h>

int main()
{
	int onOff;
	char keyOnOff;
	onOff=1;

	while(onOff)
	{

		//put your code in here.

		int arr[9]={1,2,3,4,5,6,7,8,9};
		int i;
		int n;
		printf("배열을 이용한 구구단. n을 입력하세요.");
		scanf("%d",&n);
		
		for(i = 0 ; i < 9 ; i++)
		{
			printf("%d * %d = %d\n",n,arr[i],n*arr[i]);
		}

		//code zone is end.


		printf("재실행 하시겠습니까? (y/n)\n\n");
		keyOnOff=getch();
		switch(keyOnOff)
		{			
		case 'y':
			onOff=1;
			break;
		case 'n':
			onOff=0;
			break;
		default :
			break;
		}
	}

}