dāng / wèn / tí / guī / mó / jiào / xiǎo / shí / chéng / xù / kě / yǐ / yòng / bào / lì / fǎ / zhú / yī / jiǎn / chá / suǒ / yǒu / kě / néng / de / dá / àn

当问题规模较小时，程序可以用暴力法逐一检查所有可能的答案。

When the problem is small, the program can use brute force to check every possible answer.