gv = 99

def f1(a,b):
    t = a**2 + b**2 + gv
    gv = 9999
    return(t)

def f2(a,b):
    t = a**2 - b**2 + gv
    return(t)

def f3(a,b):
    t = a**2 + b**2 + 100
    return(t)
#-------------------
a = 2
b = 3
u = f1(2,3)
v = f2(a,b)
w = f3(a,b)
print(a,b,u,v,w, gv)