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How to use "archive/zip"
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//pythonchallenge 6 | |
//問題:http://www.pythonchallenge.com/pc/def/channel.html | |
//ヒント:channel.zipにreadme.txtがある | |
//使い方:% go run archive_zip.go 90052 | |
package main | |
import ( | |
"archive/zip" | |
"fmt" | |
"io/ioutil" | |
"os" | |
"regexp" | |
) | |
func main() { | |
channel(os.Args[1]) | |
} | |
func channel(nothing string) { | |
comments := "" | |
f2c := make(map[string]string) | |
f2i := make(map[string]int) | |
r, _ := zip.OpenReader("6_channel.zip") //zip.ReadCloser struct | |
defer r.Close() | |
// ファイル名に対するコメントを取得 | |
// ファイル名に対するr.Fileの添字番号を取得 | |
for i, f := range r.File { | |
f2c[f.Name] = f.Comment | |
f2i[f.Name] = i | |
} | |
for { | |
nf := nothing + ".txt" | |
//ファイル名→コメント | |
comments += f2c[nf] | |
//ファイル名→それに合った添字のファイルオープン | |
rc, _ := r.File[f2i[nf]].Open() | |
content, _ := ioutil.ReadAll(rc) | |
rc.Close() | |
re := regexp.MustCompile(`(\d+)$`) | |
nothing = re.FindString(string(content)) | |
if nothing == "" { //一致しなくなったら終了 | |
fmt.Println(string(content)) | |
break | |
} | |
} | |
fmt.Printf(comments) | |
} |
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