1. Declare and instantiating an integer Array named grades with these numbers: 18 15 17 20 12 23 16 27 11 23
   • Print out all the numbers from array.
   • Write Java codes that will print the minimum number.
   • Print out if given number (user will give input from the keyboard) is available in the array grades. If number is available in the array print the number with the location of the array. If number is not available in the array just print Number is not found!
   • Write a value-returning method that returns the number of elements in the array grades.
   • Write a value-returning method that returns the number of odd numbers in the array grades.