自己写的C语言小程序

源码如下：

#include<windows.h>
#include<iostream>
#include<cstdlib>
#include<cstdio>
using namespace std; 
int main() {
  int h, m, s;
  char c;
  cout << "\n\n\n           -------------------------------------------------------\n";
  cout << "           |                   是否关机？(Y/N):                  |\n";
  cout