print("using add function")
def add (x,y):
    return x+y
print(add(2,5))

print("using sub function")
def sub (x,y):
    return x-y
print(sub(2,5))

print ("using mul function")
def mul (x,y):
    return x*y
print(mul(2,5))

print ("using div function")
def div (x,y):
    return x%y
print (div(2,5))

print("using floor function")
def flo (x,y):
    return x\\y 
print (flo(2,5))
