a. Calculate the integer part of the quotient when integer a is divided by integer b
b. Calculate the integer remainder when integer a is divided by integer b
c. Use the program pieces developed in parts a and b to write a method displayDigits that receives an integer between 1 and 99999 and displays it as a sequence of digits, separating each pair of digits by two spaces. For example, by the integer 4562 should appear as 4 5 6 2