# n = input()
# a = list(map(int, input().split()))
# a.sort(reverse=True)
# print(a[0])
# a = input()
# for i in range(len(a)):
# if a[i] != ' ':
# x = ord(a[i]) - 3
# if x < ord('a'):
# x += 26
# x = chr(x)
# print(x, end='')
# else:
# print(' ', end='')
#
# a = int(input())
# for i in range(a):
# print('hello')
# a, b = map(int, input().split())
# n = a / b
# print(round(n, 1))
# print(int(n))
# print(a**b)