[問題] C的輸出原理
這是個很不重要的問題XD
我從第一天學C語言就在想
printf, cout 這些東西到底是怎麼把資訊輸出到cmd上的呢?
有沒有辦法自己寫一個簡單的io library呀?
謝謝:)
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