def change_match(connection):
    data = connection.recv(BUFSIZE)
    ID = data.decode("utf-8")

    msg='OkID'
    connection.send(bytes(msg, "utf-8"))

    data = connection.recv(BUFSIZE)
    Score = data.decode("utf-8")

    f = open('datngu.json',)
    data = json.load(f)
    f.close()
    for i in data['matches_details']:
        if i['ID']==ID:
            i['Score']=Score
            msg = " Change Score Successfully!"
            connection.send(bytes(msg, "utf-8"))
            break
    f2= open('datngu.json','w')
    json.dump(data,f2)
    f2.close()