//
// program to count out change;
// given number of cents,
// print equivalent number of dollars, quarters, dimes, nickels, pennies
//
// this version prints only non-zero counts, and prints "dollar"
// rather than "dollars", etc., for counts of 1
//
def printCount(name : String, pluralName : String, count : Int) = {
  if (count > 1) {
    println(count + " " + pluralName)
  }
  else if (count == 1) {
    println(count + " " + name)
  }
}

println("cents (an integer):")

var centsToConvert = readInt
println("cents:  " + centsToConvert)

val dollars = centsToConvert / 100
centsToConvert = centsToConvert % 100

val quarters = centsToConvert / 25
centsToConvert = centsToConvert % 25

val dimes = centsToConvert / 10
centsToConvert = centsToConvert % 10

val nickels = centsToConvert / 5
centsToConvert = centsToConvert % 5

val pennies = centsToConvert

printCount("dollar", "dollars", dollars)
printCount("quarter", "quarters", quarters)
printCount("dime", "dimes", dimes)
printCount("nickel", "nickels", nickels)
printCount("penny", "pennies", pennies)