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課題2
テストを書いてみよう
1回目の宿題のテストを作ってみてください
課題1に実装しなかった、
ユーザ定義型を作ってみる
を実装した課題提出時コードにて80% のカバレッジ
$ go test -coverprofile=cover.out -run ''
$ go tool cover -html=cover.out
実装しました
実装したが、うまく使えてない気がする。(再調査)
io.Readerとio.Writer
io.Readerとio.Writerについて調べてみよう
[WIP]
抽象化された事でOS間の違いが吸収される。標準出力(console)など