zhè / dào / tí / bù / yòng / zhǐ / bǐ / wǒ / yòng / xīn / suàn / jiù / néng / dé / chū / dá / àn

这道题不用纸笔，我用心算就能得出答案。

I can work out the answer to this problem in my head without paper or a pen.