simple captcha solve

i want to resolve some simple captcha image. i can resolve captcha using captcha sniper but i want to use c# code to resolve without captcha sniper assist. to do this i found [login to view URL] can resolve this captcha image but not sure. if you know or have some c# library to resolve this captcha pls bid me. i upload captcha image i think if more than 50% success rate it enough for me.