// A palindromic number reads the same both ways. The largest palindrome made from the product of 
// two 2-digit numbers is 9009 = 91 × 99.
// Find the largest palindrome made from the product of two 3-digit numbers.
// 
// Correct Answer: 906609

fun reverse(n) {
    rev <- 0;
    loop n {
        rev = rev * 10 + n % 10;
        n = n / 10;
    }
    return rev;
}

res <- 0;

i <- 100;
loop i < 1_000; i = i + 1 {
    k <- i;
    loop k < 1_000; k = k + 1 {
        num <- i * k;
        num_rev <- reverse(num);

        if num == num_rev && num > res {
            res = num;
        }
    }
}

print res;