December 2022
Intermediate to advanced
208 pages
4h 44m
Japanese
Content preview from Python2年生 デスクトップアプリ開発のしくみ 体験してわかる！会話でまなべる！
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Chapter
6
176
足し算ゲームアプリの計画
次は、「足し算ゲームアプリ」だよ。
えー？ 足し算がゲームなの？
じゃんけんアプリは、「ボタンを押すと、
1
回で勝敗が決まる」という
単純なしくみだったけど、多くの対話型ゲームは、
1
回で勝負が決ま
らないので、もう少し複雑なしくみが必要だ。そこで、対話によって状
態が変わるしくみの簡単な例として用意したのが、この足し算ゲーム
なんだ。
「対話によって状態が変わる」ってどういうこと？
例えば、この足し算ゲームでは、答えが間違っているときは 、「 不正解」
と表示して、そのあと再び答えの入力を行う。でも答えが正しいとき
は 、「 正解」と 表示して次の問題を出題させるので挙動が違う。
むむむ。正解したら次に進めるけど、間違えたら正解するまで次に進
めないのね。がんばって正解しなくちゃ。
つまりこれが、プレイヤーとの対話によってコンピュータの状態が変
わるしくみなんだ。
24
LESSON
間違えたら正解するまで次に進めない「足し算ゲームアプリ」を作りましょ
う。
足し算ゲームアプリ
177
LESSON
24
足し算ゲームアプリ
なんだか、難しそうね。
状態の場合分けを落ち着いて考えよう。そこでその練習として、単純
な「足し算ゲーム」を作るんだよ。
この足し算ゲームでは、「正解したとき」と「
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.