fun lcm(m: Int, n: Int): Int {
    var m = m
    var safetym = m
    var safetyn = n
    var k = m
    var n = n
    var i = 2
    if ((m % n == 0) && (m > n)) return m
    if ((n % m == 0) && (n > m)) return n
    if (m > n) {
     while ((k % m !=0) || (k % n != 0)) {
         m = safetym
         m *= i
         k = m
         i++
     }
    }
    else {
        while ((k % m != 0) || (k % n != 0)) {
            n = safetyn
            n *= i
            k = n
            i++
        }
    }
    return k
}