#!/usr/bin/python
# -*- coding: utf-8 -*-

'''
[Description]

[Input]

[Output]

'''

import sys;
import math;

def calc():
    pass

if __name__ == '__main__':
    calc()


#!/usr/bin/python
# -*- coding: utf-8 -*-

'''
[Description]

[Input]

[Output]

'''

import sys;
import math;

def get_int_from_stdin():
    return int(sys.stdin.readline().strip('\r\n')

def calc():
    pass

if __name__ == '__main__':
    calc()


update python template