package q5

import "io"
import "crypto/md5"
import "encoding/hex"
import "hash/crc32"

func Test()(a string) {
	return "testb"
}

func Md5Str(data string) string {
	h := md5.New()
	h.Write([]byte(data))
	return hex.EncodeToString(h.Sum(nil))
}

func Crc32(data string) uint32 {
	ieee := crc32.NewIEEE()
	io.WriteString(ieee, data)

	code := ieee.Sum32()
	return code
}