def add(x, y):
    return x + y
 
def g(x):
    u = my_func(x, 4 ** x)
    return my_func(u, u // 2)
 
g.__globals__['my_func'] = add
print(eval('g(1)'))
				ZGVmIGFkZCh4LCB5KToKICAgIHJldHVybiB4ICsgeQoKZGVmIGcoeCk6CiAgICB1ID0gbXlfZnVuYyh4LCA0ICoqIHgpCiAgICByZXR1cm4gbXlfZnVuYyh1LCB1IC8vIDIpCgpnLl9fZ2xvYmFsc19fWydteV9mdW5jJ10gPSBhZGQKcHJpbnQoZXZhbCgnZygxKScpKQ==