# a,b=map(float,input().split())
# g = 0
#
# if a<150:
# g = a-100
# elif a>=150 and a<160:
# g=(a-150)/2+50
# else:
# g = (a - 100) * 0.9
#
# d=(b-g)*100/g
# if d>20:
# print('비만')
# else:
# print('과체중'if d>10 and d<=20 else'정상')
# a,b,c=map(int,input().split())
# print('CRASH'if a<=170 or b<=170 or c<=170 else 'PASS', end=' ')
# if a<=170:
# print(a)
# elif b<=170:
# print(b)
# elif c<=170:
# print(c)
# x=input()
# if x.__contains__('+'):
# a, b = x.split('+')
# print(int(a)+int(b))
# elif x.__contains__('-'):
# a, b = x.split('-')
# print(int(a)-int(b))
# elif x.__contains__('*'):
# a, b = x.split('*')
# print(int(a) * int(b))
# elif x.__contains__('/'):
# a, b = x.split('/')
# # print('%.2f'%(int(a)/int(b)))
#
# data = list(map(int, input().split()))
# x= int(input())
# c=int(input())
# if data.count(x) == 6:
# print('1')
# elif data.count(x) == 6 and data.count(7) == data.count(c):
# print('2')
# elif data.count(x) == 4:
# print('3')
# elif data.count(x) == 3:
# print('4')
# else:
# print('0')