Python - Repeating Code Using Loops(for loop, range(built-in function), sum, average)

Practical Programming
An Introduction to Computer Science
Using Python 3
(Pragmatic Programmers)
(Pragmatic Bookshelf)
Paul Gries (著) Jennifer Campbell (著)
Jason Montojo (著) Lynn Beighley (編集)

開発環境

• OS X Mavericks - Apple(OS)
• Emacs (CUI)、BBEdit - Bare Bones Software, Inc. (GUI) (Text Editor)
• Python 3.4 (プログラミング言語)

Practical Programming: An Introduction to Computer Science Using Python 3 (Pragmatic Programmers) (Paul Gries (著)、Jennifer Campbell (著)、Jason Montojo (著)、Lynn Beighley (編集)、Pragmatic Bookshelf)のChapter 9(Repeating Code Using Loops)、9.10(Exercises) 11.を解いてみる。

9.10(Exercises) 11.

コード(BBEdit)

sample11.py

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

numbers = range(2, 23)
total = 0

for number in numbers:
    total += number

print(total)
print(total / len(numbers))

print(sum(numbers))
print(sum(numbers) / len(numbers))

入出力結果(Terminal, IPython)

$ ./sample11.py
252
12.0
252
12.0
$