220122

'''
x,y=input().split()
z=x+y
print(z)
'''
'''
x,y=input().split()
z=int(x)+int(y)
print(z)
'''
'''
x=input()
y=input()
z=float(x)+float(y)
print(z)
'''
'''
a=input()
y=int(a)
print('%x'%y)
'''
'''
x=input()
y=int(x)
print('%X'%y)
'''
'''
x=input()
y=int(x,16)
print('%o'%y)
'''
'''
x=input()
x=ord(x)
print(x)
'''
'''
x=int(input())
print(chr(x))
'''
'''
x,y=input().split()
z=float(x)/float(y)
print('%.3f' %z)
'''
'''
x,y=input().split()
print(int(x)+int(y))
print(int(x)-int(y))
print(int(x)*int(y))
a=int(x)//int(y)
print(a)
print(int(x)-int(y)*a)
print('%.2f' %(int(x)/int(y)))
'''