@@ -0,0 +1,591 @@
+package leetcode;%0A%0A/**%0A * https://leetcode.com/problems/range-sum-query-mutable/%0A */%0Apublic class Problem307 %7B%0A    public static class NumArray %7B%0A%0A        public NumArray(int%5B%5D nums) %7B%0A%0A        %7D%0A%0A        void update(int i, int val) %7B%0A%0A        %7D%0A%0A        public int sumRange(int i, int j) %7B%0A            // TODO:%0A            return 0;%0A        %7D%0A    %7D%0A%0A    public static void main(String%5B%5D args) %7B%0A        int%5B%5D nums = new int%5B%5D%7B1, 3, 5%7D;%0A        NumArray numArray = new NumArray(nums);%0A        numArray.sumRange(0, 1);%0A        numArray.update(1, 10);%0A        numArray.sumRange(1, 2);%0A    %7D%0A%7D%0A

Create skeleton for problem 307