#5.1.2
def jia(x,y):
    a = x+y
    return a
def jian(x,y):
    a = x-y
    return a
def chen(x,y):
    a = x*y
    return a
def chu(x,y):
    a = x/y
    return a
b = int(input())
c = int(input())
print(jia(b,c))
print(jian(b,c))
print(chen(b,c))
print(chu(b,c))