Solo mining:

Make a conf.file and save it:

rpcuser=rpc_v8coin
rpcpassword=password
rpcallowip=127.0.0.1
rpcport=8417
listen=1
server=1
addnode=136.144.171.201:8418

Create a .bat file named mine.bat in the same folder where you extracted v8coin-cli.exe and paste the following text into mine.bat.
@echo off
set SCRIPT_PATH=%cd%
cd %SCRIPT_PATH%
echo Press [CTRL+C] to stop mining.
:begin
 v8coin-cli.exe generate 1
goto begin