#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# @Date: 9/19/2020 9:32 PM


def foo():
    return 1


def bar():
   return foo


print(bar())
print(bar()())
print(foo())
0c2ac50f9896f74583fcf7bd0e080183b6bb4363
<mask token>

<mask token>


def bar():
    return foo


<mask token>

def foo():
    return 1


def bar():
    return foo


<mask token>

def foo():
    return 1


def bar():
    return foo


print(bar())
print(bar()())
print(foo())

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# @Date: 9/19/2020 9:32 PM


def foo():
    return 1


def bar():
   return foo


print(bar())
print(bar()())
print(foo())