2015年10月30日金曜日

開発環境

  • OS X El Capitan - Apple (OS)
  • Emacs (Text Editor)
  • Python 3.5 (プログラミング言語)

Doing Math with Python: Use Programming to Explore Algebra, Statistics, Calculus, and More! (Amit Saha (著)、No Starch Press)のChapter 1.(Working with Numbers)、Programming Challenges #2: Enhanced Multiplication Table Generator(No. 777)を解いてみる。

#2: Enhanced Multiplication Table Generator(No. 777)

コード(Emacs)

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

def multi_table(a, b):
    for n in range(1, a + 1):
        print('{0} x {1} = {2}'.format(b, n, b * n))

if __name__ == '__main__':
    while True:
        a = input('Enter a number(listing): ')
        if a == 'q':
            break
        b = input('Enter a number(nultiple):')
        multi_table(int(a), float(b))

入出力結果(Terminal, IPython)

$ ./sample2.py
Enter a number(listing): 15
Enter a number(nultiple):9
9.0 x 1 = 9.0
9.0 x 2 = 18.0
9.0 x 3 = 27.0
9.0 x 4 = 36.0
9.0 x 5 = 45.0
9.0 x 6 = 54.0
9.0 x 7 = 63.0
9.0 x 8 = 72.0
9.0 x 9 = 81.0
9.0 x 10 = 90.0
9.0 x 11 = 99.0
9.0 x 12 = 108.0
9.0 x 13 = 117.0
9.0 x 14 = 126.0
9.0 x 15 = 135.0
Enter a number(listing): 10
Enter a number(nultiple):20
20.0 x 1 = 20.0
20.0 x 2 = 40.0
20.0 x 3 = 60.0
20.0 x 4 = 80.0
20.0 x 5 = 100.0
20.0 x 6 = 120.0
20.0 x 7 = 140.0
20.0 x 8 = 160.0
20.0 x 9 = 180.0
20.0 x 10 = 200.0
Enter a number(listing): q
$

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