関連ワード:  how to take input in python3    how to get input in python3    how to take user input in python3    how to use input in python 3    how to take integer input in python 3    how to take string input in python 3    how to take long integer input in python 3    how to use raw_input in python 3    how to get raw input in python 3    how to take input in python