#!/usr/bin/env ruby # -*- coding: utf-8 -*- def addition(a,b) a+b end def multiplication(a,b) a*b end def slice_num(num) tens_place=(num/10)%10 ones_place=num%10 return tens_place,ones_place end puts"二桁の整数を入力してください" input=gets.to_i X,Y=slice_num(input) add_result=addition(X,Y) multiple_result=multiplication(X,Y) puts"足し算結果と掛け算結果の合計値は#{add_result+multiple_result}です"