摘要: 1007: Pass! 1 0 0 1 10 2 90 3 910 4 9090 5 90910 6 909090 7 9090910 90909090 909090910 \(f_i = f_{i-1} * 9 + f_{i-2} * 10\) \(f_i + f_{i-1} = 10^x\) \ 阅读全文
posted @ 2021-07-20 20:59 wlhp 阅读(284) 评论(0) 推荐(0)