#include <stdio.h>
int main()
{
    int a = 5;
    printf("%d\n", ++a + ++a + ++a);
    int b = 5;
    printf("%d %d %d\n", ++b, ++b, ++b);
    return 0;
}

codeaft@codeaft:~$ gcc codeaft.c
codeaft@codeaft:~$ ./a.out
22
8 8 8
codeaft@codeaft:~$