Programming \ predict the output

Question

#include<stdio.h>
int main()
{
    char str[] = {'a','b','c','\0'};
    str[0] -= 32;
    printf("%s",str);
    return 0;
}

Answer 1

it will print Abc

ASCII value of a=97 -32=65 =A

So will print Abc

Comments

Just for the records : 

Character	ASCII value
a	97
A	65