@@ -0,0 +1,205 @@
+public class Solution %7B%0A    public int singleNumber(int%5B%5D A) %7B%0A        int single_num = 0;%0A        for(int num : A)%7B%0A            single_num = single_num %5E num;%0A        %7D%0A        return single_num;%0A    %7D%0A%7D%0A

Create SingleNumber_001.java