August 2022
Intermediate to advanced
200 pages
5h 16m
Japanese
Content preview from Python1年生 第2版 体験してわかる！会話でまなべる！プログラミングのしくみ
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Chapter
3
90
「そうでないとき」 の処理を書く
if文ではさらに、「そうでなかったら□□をする」という処理の追加もできます。「if else
文」を使います。
条件式
条件式が正しい
ときにする処理
条件式が正しくない
ときにする処理
NO
YES
if 条件式 :
条件式が正しいときにする処理
else :
条件式が正しくないときにする処理
「もしもscoreが80点以上だったら、"やったね！次もこの調子だ"と表示されて、そう
でなかったら
"残念でした"と表示されるプログラム」を作ってみましょう（if1.pyと異な
る部分にはマーカーを入れているよ）。
scoreが80点以上のときは、"やったね！次もこの調子だ"と表示されますが、scoreを80
点より小さくすると、今度は"残念でした"と表示されます。
score = 60
if score >= 80:
print("
やったね！")
print("
次もこの調子だ")
else:
print("残念でした")
残念でした
書式：if else 文
if2.py
出力結果
ワタシもケーキを
もらったときと
もらわないときで
態度ちがうヨ！
Chapter
3
90
「そうでないとき」 の処理を書く
if文ではさらに、「そうでなかったら□□をする」という処理の追加もできます。「if ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.