# 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")