How to Computer Shut Down of program

Computer Shut Down of program:

C programming code for Windows XP

#include <stdio.h>

#include <stdlib.h>

main()
{
char ch;
printf("Do you want to shutdown your computer now (y/n)\n");
scanf("%c",&ch);
if (ch == 'y' || ch == 'Y')
system("C:\\WINDOWS\\System32\\shutdown -s");
return 0;
}
C programming code for Windows 7
#include <stdio.h>
#include <stdlib.h>
main()
{
char ch;
printf("Do you want to shutdown your computer now (y/n)\n");
scanf("%c",&ch);
if (ch == 'y' || ch == 'Y')
system("C:\\WINDOWS\\System32\\shutdown /s");
return 0;
}
To shutdown immediately use "C:\\WINDOWS\\System32\\ shutdown /s /t 0". To restart use /r instead of /s.
C programming code for Ubuntu Linux
#include <stdio.h>
int main() {
system("shutdown -P now");
return 0;
}

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