@@ -0,0 +1,335 @@
+package leetcode;%0A%0A/**%0A * https://leetcode.com/problems/range-sum-query-immutable/%0A */%0Apublic class Problem303 %7B%0A    public static class NumArray %7B%0A        public NumArray(int%5B%5D nums) %7B%0A%0A        %7D%0A%0A        public int sumRange(int i, int j) %7B%0A            return 0;%0A        %7D%0A    %7D%0A%0A    public static void main(String%5B%5D args) %7B%0A%0A    %7D%0A%7D%0A

Add skeleton for problem 303