# a,b,c=map(int, input().split())
# if a % 2 == 0:
# print(a)
# if b % 2 == 0:
# print(b)
# if c % 2 == 0:
# print(c)
# a,b,c=map(int, input().split())
# if a % 2 == 0:
# print('even')
# else:
# print('odd')
# if b % 2 == 0:
# print('even')
# else:
# print('odd')
# if c % 2 == 0:
# print('even')
# else:
# print('odd')
# a=input()
# a=int(a)
# if a<0:
# if a % 2 == 0:
# print('A')
# else:
# print('B')
# else:
# if a % 2 == 0:
# print('C')
# else:
# print('D')
# a=input()
# a=int(a)
# if a<90:
# if a<70:
# if a<40:
# print('D')
# else:
# print('C')
# else:
# print('B')
# else:
# print('A')
# a = input()
# a=int(a)
# if a//3==1:
# print("spring")
# elif a//3==2:
# print("summer")
# elif a//3==3:
# print("fall")
# else:
# print("winter")