b%10 + '0',
	})
}

func printUint8Bytes(buf []byte, i uint8) []byte {
	b := byte(i)
	if i >= 100 {
		buf = append(buf, b/100+'0')
	}
	if i >= 10 {
		buf = append(buf, b/10%10+'0')
	}
	return append(buf, b%10+'0')
}

func printByteSlice(b []byte) string {
	if len(b) == 0 {
		return ""
	}
	buf := make([]byte, 0, 5*len(b))
	buf = printUint8Bytes(buf, uint8(b[0]))