leetcode - Reverse Integer

https://leetcode.com/problems/reverse-integer/submissions/

class Solution {
    public int reverse(int x) {
        boolean minus = false;
        long ans=0;
        if(x<0){minus=true; x=Math.abs(x);}
        while(x>0){
            int temp=x%10;
            x/=10;
            ans=ans*10+temp;
        }
        if (ans<Integer.MIN_VALUE || ans > Integer.MAX_VALUE) return 0;
        return (minus)? (int)-ans: (int)ans;
        
    }
}