[Codility Lessons] MinPerimeterRectangle(28/n)

[Lesson10] Prime and composite numbers

MinPerimeterRectangle

import java.util.*;

class Solution {
    public int solution(int N) {
        int i = 1;
        int min = Integer.MAX_VALUE;
        while(i*i <= N){
            if(N%i == 0){
                min = Math.min(min, 2*((N/i)+i));    
            }
            i++;
        }
        return min;
    }
}