# function programe 1


def funadd(e,f):
    a=10
    b=10
    print("e:",e,"f:",f)
    print(a+b)
    return a+b,e+f

def funsub():
    a=20
    b=10
    print(a-b)

c,d=funadd(4,8)
ff,dd=funadd(14,18)
print("c value:",c)
print("d value:",d)
funsub()
