Devplayg devplayg

## hash_test.go
package test

import (
    "crypto/md5"
    "crypto/sha1"
    "crypto/sha256"
    "crypto/sha512"
    "hash"
    "hash/fnv"
    "log"

## consumer_group.go
package main

import (
	"context"
	"flag"
	"log"
	"os"
	"os/signal"
	"strings"
	"syscall"

## tcpserver.go
package main

import (
	"flag"
	"io"
	"log"
	"net"
	"os"
	"strings"
)
	package test

	import (
	"crypto/md5"
	"crypto/sha1"
	"crypto/sha256"
	"crypto/sha512"
	"hash"
	"hash/fnv"
	"log"
	package main

	import (
	"context"
	"flag"
	"log"
	"os"
	"os/signal"
	"strings"
	"syscall"