```go
package main

import (
	"fmt"

	"github.com/aquilax/tripcode"
)

func main() {
	fmt.Println(tripcode.Tripcode("Matlock"))
	fmt.Println(tripcode.Tripcode("M@tlock!"))
	fmt.Println(tripcode.Tripcode("Freed@m-"))
	fmt.Println(tripcode.Tripcode("F!ghtF!g"))
	fmt.Println(tripcode.Tripcode("NowC@mes"))
	fmt.Println(tripcode.Tripcode("StoRMkiL"))
	fmt.Println(tripcode.Tripcode("WeAReQ@Q"))
}
```

```sh
> go run tripcode.go
ITPb.qbhqo
UW.yye1fxo
xowAT4Z3VQ
2jsTvXXmXs
4pRcUA0lBE
CbboFOtcZs
A6yxsPKia.
```