Added solution to container with most water written in java to the leetcode folder

Author: Meuman

leetcode/container_with_most_water.java

@@ -0,0 +1,20 @@
+class Solution {
+    public int maxArea(int[] height) {
+        int left = 0;
+        int right = height.length - 1;
+        int maxCapacity = -1;
+        while (left != right){
+            int currentCapacity = (right - left)*Math.min(height[left], height[right]);
+            if (currentCapacity > maxCapacity){
+                maxCapacity = currentCapacity;
+            }
+            if (height[left] <= height[right]){
+                left++;
+            }
+            else{
+                right--;
+            }
+        }
+        return maxCapacity;
+    }
+}