# coding: utf-8
		import random
		import os 
		
		os.system('clear')
		print('\n   数あて(1--99) \n')
		print('===============================\n')
		
		x = random.randint(1,99)
		count = 1
		y = int(input('数字入れて： ')) 
		
		while y > 0 and y < 100:
			if y == x: 
				rate = 1.0 / count
				ans = ('You WIN! {}回であたった。勝率は{:.2f}。\n')
				print(ans.format(count, rate))
				break
			elif y < x:
				print('You are smaller than me!\n') 
				count += 1
			else:
				print('You are larger than me!\n')
				count += 1
			y = int(input('数字入れて： '))
		if y < 0 or y > 100:
			  raise Exception("\n入力ミス. 1--99の数字を入れること.\n")