func Md5Base36(s string) string {
h := md5.New()
io.WriteString(h, s)
s16 := fmt.Sprintf("%x", h.Sum(nil))
bi := gmp.NewInt(0)
bi.SetString(s16, 16)
return fmt.Sprintf("%025s", bi.InBase(36))
}
func Decode36String(s36 string) ([]byte, error) {
bi := gmp.NewInt(0)
bi.SetString(s36, 36)
s16 := bi.InBase(16)
return hex.DecodeString(s16)
}
func Encode36(ba []byte) string {
s16 := hex.EncodeToString(ba)
bi := gmp.NewInt(0)
bi.SetString(s16, 16)
return bi.InBase(36)
}