x=int(input())
if(x%2==0):
    print("짝")
else:
    print("홀")
    

print((1==2) and (1==2))
print(((1==2) and (1==2)) or (3==3))

a,c = map(int,input().split())
b = int(input())
if a>b and a>c:
    print(a)
elif b>c :
    print(b)
else:
    print(c)


a,c = map(int,input().split())
b = input()
if b=='+':
    print(a+c)
elif b=='-':
    print(a-c)
elif b=='*':
    print(a*c)
elif b=='/':
    print(a/c) ##콜론 주의!!!!!!

a = int(input())
if(a>=90):
    print('나는 ')
    print('A')
elif(a>=80):
    print('나는 ')
    print('B')
else:
    print('나는 ')
    print('C')