# 11.03-問題

* 為何要使用 packages？
* 開頭使用大小寫字母的識別碼差異？（如 `Average` 與 `average`）
* 何為 package 的別名？如何產生一個別名呢？
* 我們將第七章的 average 函式複製到我們的 package，建立 `Min` 與 `Max` 函式，在一個 `float64` 型別的 slice 中找出最小值與最大值。
* 如何幫 #3 中建立的函式產生文件？


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