^|EMal has no divmod operator or built-in function,
 |its interface can be easily emulated as shown below.
 |The performace is worse than using / and % operators.
 |^
fun divmod = Pair by int dividend, int divisor
  Pair result = int%int().named("quotient", "remainder")
  result.quotient = dividend / divisor
  result.remainder = dividend % divisor
  return result
end
fun main = int by List args
  int a, b
  if args.length == 2
    a = int!args[0]
	b = int!args[1]
  else
    a = ask(int, "first number: ")
    b = ask(int, "second number: ")
  end
  writeLine("sum:              " + (a + b))
  writeLine("difference:       " + (a - b))
  writeLine("product:          " + (a * b))
  writeLine("integer quotient: " + (a / b)) # truncates towards 0
  writeLine("remainder:        " + (a % b)) # matches sign of first operand
  writeLine("exponentiation:   " + (a ** b))
  writeLine("logarithm:        " + (a // b))
  writeLine("divmod:           " + divmod(a, b))
  return 0
end
exit main(Runtime.args)