#!/usr/bin/env python3
# -*- coding: utf-8 -*-

#foo abs
print(abs(-1))

#foo max
print(max(1, -2, 3))

#type change
int('123')
float('12.34')
str(1.23)
bool(1)
bool('')

#function name
a = abs
print(a(-1))

#hex
print(hex(255))
print(hex(1000))
