[code]
foreign fn putchar(c: i32) -> i32;

fn main() -> i32 {
    let arr: [i32; 3] = [65, 66, 67];
    putchar(arr[0]);
    putchar(arr[1]);
    putchar(arr[2]);
    return 0;
}

[expected_return_code]
0

[expected_output]
ABC