command /keisan [<number>] [<text>] [<number>]:
	trigger:
		if arg-1 is not set:
			message "&e&l/keisan <数字> <記号> <数字>"
		if arg-1 = {suuji1}:

		if arg-3 = {suuji2}:

		if arg-2 is "+":
			set {kotae} to floor({suuji1}+{suuji2})
		if arg-2 is "-":
			set {kotae} to floor({suuji1}-{suuji2})
		if arg-2 is "*":
			set {kotae} to floor({suuji1}*{suuji2})
		if arg-2 is "/":
			set {kotae} to floor({suuji1}/{suuji2})