February 2019
Intermediate to advanced
332 pages
4h 23m
Japanese
Content preview from Modern C++チャレンジ ―C++17プログラミング力を鍛える100問
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3章文字列と正規表現
問題
![[Q023]](/api/v2/epubs/urn:orm:book:9784873118697/files/images/Q023.png)
バイナリから文字列への変換
与えられた範囲（range）の8ビット整数の配列またはベクトルを16進表記の文字列で返す関数を書きなさい。16進は大文字または小文字が使えるようにしなさい。次に入力と出力の例を示します。
入力 { 0xBA, 0xAD, 0xF0, 0x0D } 出力 "BAADF00D"または"baadf00d"
入力 { 1,2,3,4,5,6 } 出力 "010203040506"
![[Q024]](/api/v2/epubs/urn:orm:book:9784873118697/files/images/Q024.png)
文字列からバイナリへの変換
16進表記の文字列で入力して、それに対応する8ビット整数の数列を返す関数を書きなさい。数列の内容はデシリアライズに相当します。次に例を示します。
入力 "BAADF00D" または "baadf00d" 出力 { 0xBA, 0xAD, 0xF0, 0x0D }
入力 "010203040506" 出力 { 1,2,3,4,5,6 }
![[Q025]](/api/v2/epubs/urn:orm:book:9784873118697/files/images/Q025.png)
英文タイトルのキャピタライズ
入力テキストをキャピタライズして、各単語が大文字で始まり残りは小文字になるように変換する関数を書きなさい。例えば、テキスト ...
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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.