Problem : sameFirstLast Element

 return true if the array is length 1 or more, and the first element and the last element are equal. 

  public boolean sameFirstLast(int[] nums)

       {

                if(nums.length>1)

                       return((nums[0]==nums[nums.length-1]));

                else if(nums.length==1)

                       return true;

                else

                       return false;

       }

Problem Name : commonEnd in java. return true if they have the same first element or they have the same last element

      

Solution:

Hint:  return true if they have the same first element or they have the same last element

public boolean commonEnd(int[] a, int[] b)        {                 if(a.length>=1 && b.length >=1)                        return ((a[0]==b[0])||(a[a.length-1]==b[b.length-1]));                 else                          return (false);        }