package main

import (
        "crypto/sha256"
        "encoding/hex"
        "fmt"

        "golang.org/x/crypto/ripemd160"
)

func main() {
        input := []byte{0x51}
        sum := sha256.Sum256(input)
        hasher := ripemd160.New()
        hasher.Write(sum[:])
        hashBytes := hasher.Sum(nil)
        encodedStr := hex.EncodeToString(hashBytes[:])
        fmt.Println(encodedStr)
}