int main() {
    int i;
    write("Variable i has type %t and value %O\n", i, i);
    // => Variable i has type int and value 0
 
    float f;
    write("Variable f has type %t and value %O\n", f, f);
    // => Variable f has type int and value 0
 
    string s;
    write("Variable s has type %t and value %O\n", s, s);
    // => Variable s has type int and value 0
 
    array a;
    write("Variable a has type %t and value %O\n", a, a);
    // => Variable a has type int and value 0
 
    return 0;
}

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