#! ruby -Ku
require "kconv"

calc1 = 20 * 15
calc2 = 30 - 18
print("20 * 15 = ", calc1, ", 30 - 18 = ", calc2,  "\n")

name = "加藤"
print(Kconv.tosjis(name + "さん、こんにちは\n"))
print(Kconv.tosjis("お元気ですか\n"))
print(Kconv.tosjis("それでは" + name + "さん、さようなら\n"))