https://www.zhuzhugst.com/ 2026-08-07T03:35:15+00:00 https://www.zhuzhugst.com/ https://www.zhuzhugst.com/lib/exe/fetch.php?media=logo.png text/html 2026-06-22T15:25:08+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.zhuzhugst.com/doku.php?id=%E5%88%9D%E7%BA%A7%E7%A8%8B%E5%BA%8F%E5%91%98%E8%80%83%E8%AF%95:%E5%B0%8F%E6%8A%84&rev=1782141908&do=diff 进制 进制数码基数位权二进制(B)0,12$2^k$八进制(O)0,1,2,3,4,5,6,78$8^k$十进制(D)0,1,2,3,4,5,6,7,8,910$10^k$十六进制(H)0,1,2,3,4,5,6,7,8,9,A,B,C,D,E,F16$16^k$ 位权：数字中每个位置对应的单位值。 十进制与其他进制之间的转换 $X_{m-1}··· X_{0} X_{-1}··· X_{-n} = \Sigma_{k=-n}^{k=m-1} X_{k} R^{k} $$101.01=1 \times 2^2+1 \times 2^0+1 \times 2^{-2}=5.25$$N = (d_{m-1} \cdots d_1 d_0)_R$$F = (0.d_{-1} d_{-2} \cdots d_{-n})_R$$N_0 = N$$N_{i+1} = \lfloor N_i / R \rfloor \quad (i = 0,1,2,\cdots) $$d_i = N_i \bmod R \quad \text{(余数，取值范围 } 0 \sim R-1\text{)}$$F_0 …