$ "Please enter two integers separated by a space. " input quackery 2dup say "Their sum is: " + echo cr 2dup say "Their difference is: " - echo cr 2dup say "Their product is: " " * echo cr 2dup say "Their integer quotient is: " / echo cr 2dup say "Their remainder is: " mod echo cr say "Their exponentiation is: " ** echo cr cr say "Quotient rounds towards negative infinity." cr say "Remainder matches the sign of the second argument."