1281. Subtract the Product and Sum of Digits of an Intege

class Solution {
    public int subtractProductAndSum(int n) {
        int sum = 0;
        int mul = 1;
        int rem = 0;
        while(n>0){
            rem = n%10;
            sum+=rem;
            mul*=rem;
            n = n/10;

        }
        return mul - sum;
        
    }
}