11. Container With Most Water

       /*
     * 11. Container With Most Water 
     * 12.4 by Mingyang
     */
     public int maxArea(int[] height) {
            int res=0;
            if(height==null||height.length==0)
              return res;
             int start=0;
             int end=height.length-1;
             int max=0;
             while(start<end){
       max=Math.max(max,(Math.min(height[start],height[end])*(end-start)));
                if(height[start]>height[end]){
                    end--;
                }else{
                    start++;
                }
             }
             return max;
        }