#include <stdio.h>

#include <windows.h>

int main()

{

system("title 定时关机程序V1.0");

system("color 1F");

system("mode con: cols=30 lines=15");

char cmd[20]="shutdown -s -t ";

char t[5]="0",g[10],abc[1]="2";

myTab:

system("cls");

printf("\n");

printf(" 现在系统时间是：");

system("time /t");

printf("\n 请选择功能选项:\n");

printf("\n 1.定时关机;\n");

printf("\n 2.取消关机;\n");

printf("\n 3.退出程序;\n");

printf("\n ");

scanf("%s",abc);

if(strcmp(abc,"1")==0)

{

goto dingShiShutDown;

}

if(strcmp(abc,"2")==0)

{

goto shutDownA;

}

if(strcmp(abc,"3")==0)

{

exit(0);

}

Sleep(1000);//等待10秒钟

goto myTab;//返回菜单项，以此来刷新时间项

dingShiShutDown:

printf("\n 请输入定时关机时间(秒)：\n");

scanf("%s",t);

system(strcat(cmd,t));//执行shutdown -s -t 10

goto myTab;

shutDownA:

system("shutdown /a");

goto myTab;

//getchar();

}