//功能：簡單密碼檢測程序

#include "stdio.h"

int main()
{
	char pass_str[80]; //定義字符數組passstr
	int I=0;
	int j=1;

	//檢驗密碼

	while(j)
	{
		printf("please inter password:\n");
		gets(pass_str); //輸入密碼
		if(strcmp(pass_str,"password")!=0) //口令錯
			printf("error! go on trying...\n");
		else
		{
			printf("OK!password is right!\n");
			break; //輸入正確的密碼，中止循環
		}
		I++;
		if(I==3)
		{
			printf("break!check your password and make it sure!\n");
			exit(0); //輸入三次錯誤的密碼，退出程序 
		}
	}
	
	return 1;
//輸入正確密碼所進入的程序段
}