LANG JAVA : please implement code comments (read instruction):

should return 1 (since 3 occurs at position 1 in the array (what is the first index in a Java array?)). If the value is not found in the array, return -1. as possible in other ways as well; e.g. do not hard-code the length of the array that is passed in. This method does not output anything to the screen. array. The results of the method calls should be printed to the screen from here