public String optimalDivision(int[] nums) {
        Result r = optimalDivison(nums, 0, nums.length - 1, true);
        System.out.println(r.val);
        return r.str;
    }
Date 05/09/2017
@author Tushar Roy

https://leetcode.com/problems/optimal-division/#/description
src/com/interview/recursion/OptimalDivision.java