[color=#000000]I don[/color][color=#000000]’[/color][color=#000000]t know how to [/color][color=#000000][u][b] [/b][/u][/color][color=#000000] the complicated situation.[/color]
A: A.dealing with
B: B.deal with
C: C.dealt with
A: A.dealing with
B: B.deal with
C: C.dealt with
举一反三
- [color=#000000]试编写递归算法,逆转广义表中的数据元素。[/color][color=#000000][color=#000000]例如,将广义表([/color][color=#000000][i]a[/i][/color][color=#000000],(([/color][color=#000000][i]b[/i][/color][color=#000000],[/color][color=#000000][i]c[/i][/color][color=#000000]),( )),((([/color][color=#000000][i]d[/i][/color][color=#000000]),[/color][color=#000000][i]e[/i][/color][color=#000000]),[/color][color=#000000][i]f[/i][/color][color=#000000])) [/color][/color][color=#000000][color=#000000]逆转为(([/color][color=#000000][i]f[/i][/color][color=#000000],([/color][color=#000000][i]e[/i][/color][color=#000000],([/color][color=#000000][i]d[/i][/color][color=#000000]))),(( ),([/color][color=#000000][i]c[/i][/color][color=#000000],[/color][color=#000000][i]b[/i][/color][color=#000000])),[/color][color=#000000][i]a[/i][/color][color=#000000])。[/color][/color]
- [color=#000000]请画出下列广义表的图形表示。 [/color][color=#000000](1)[/color][color=#000000][i]D[/i][/color][color=#000000]([/color][color=#000000][i]A[/i][/color][color=#000000](),[/color][color=#000000][i]B[/i][/color][color=#000000]([/color][color=#000000][i]e[/i][/color][color=#000000]),[/color][color=#000000][i]C[/i][/color][color=#000000]([/color][color=#000000][i]a[/i][/color][color=#000000],[/color][color=#000000][i]L[/i][/color][color=#000000]([/color][color=#000000][i]b[/i][/color][color=#000000],[/color][color=#000000][i]c[/i][/color][color=#000000],[/color][color=#000000][i]d[/i][/color][color=#000000])))。 [/color][color=#000000](2)[/color][color=#000000][/color][tex=16.5x1.357]2//TDXVdRsUjJeqqAHc4/O/T0Y9dJEUv7hSuEhI4XIwjwRCCxPU0z0++4d4GPBJl74OoLLIjvae3/PwpxOpAcKqMHPXRYBE1MtHSEDFRITb/ZQOJgeP9m5Zy7zmikHt2hsbWGiGY3AYukBRVCbNPbmSluqwE+SOnxqLbpw6cQcg=[/tex][color=#000000]。[/color]
- [color=#000000]若二叉树[/color][color=#000000]T[/color][color=#000000]的前序遍历序列和中序遍历序列分别是:[/color][color=#000000]b[/color][color=#000000],[/color][color=#000000]d[/color][color=#000000],[/color][color=#000000]c[/color][color=#000000],[/color][color=#000000]a[/color][color=#000000],[/color][color=#000000]e[/color][color=#000000],[/color][color=#000000]f[/color][color=#000000]和[/color][color=#000000]c[/color][color=#000000],[/color][color=#000000]d[/color][color=#000000],[/color][color=#000000]e[/color][color=#000000],[/color][color=#000000]b[/color][color=#000000],[/color][color=#000000]f[/color][color=#000000],[color=#000000]则其后序遍历序列是[/color][color=#000000]_____[/color][color=#000000]。[/color][/color] A: c,e,a,d,f,b B: f,e,a,c,d,b C: e,a,c,d,f,b D: 答案A、B、C均不对
- [color=#000000]假设系数矩阵[/color][color=#000000][i]A[/i][/color][color=#000000]和[/color][color=#000000][i]B[/i][/color][color=#000000]均为以三元组顺序表作为存储结构。试写出满足以下条件的矩 [/color][color=#000000]阵相加的算法:假设三元组顺序表[/color][color=#000000][i]A[/i][/color][color=#000000]的空间足够大,将矩阵[/color][color=#000000][i]B[/i][/color][color=#000000]加到矩阵[/color][color=#000000][i]A[/i][/color][color=#000000]上,不增加[/color][color=#000000][i]A[/i][/color][color=#000000],[/color][color=#000000][i]B[/i][/color][color=#000000]之外 [/color][color=#000000]的附加空间,你的算法能否达到[/color][color=#000000][i]O[/i][/color][color=#000000]([/color][color=#000000][i]m[/i][/color][color=#000000]+[/color][color=#000000][i]n[/i][/color][color=#000000])的时间复杂度?其中[/color][color=#000000][i]m[/i][/color][color=#000000]和[/color][color=#000000][i]n[/i][/color][color=#000000]分别为[/color][color=#000000][i]A[/i][/color][color=#000000],[/color][color=#000000][i]B[/i][/color][color=#000000]矩阵中非零元 [/color][color=#000000]的数目。 [/color]
- [color=#000000]由下列信息求八肽的序列。 [/color][color=#000000]([/color][color=#000000]1[/color][color=#000000])酸水解得 [/color][color=#000000]Ala [/color][color=#000000],[/color][color=#000000]Arg [/color][color=#000000],[/color][color=#000000]Leu[/color][color=#000000],[/color][color=#000000]Met[/color][color=#000000],[/color][color=#000000]Phe[/color][color=#000000],[/color][color=#000000]Thr[/color][color=#000000], [/color][color=#000000]2Val[/color][color=#000000]。 [/color][color=#000000]([/color][color=#000000]2[/color][color=#000000])[/color][color=#000000]Sanger [/color][color=#000000]试剂处理得 [/color][color=#000000]DNP-Ala [/color][color=#000000]。 [/color][color=#000000]([/color][color=#000000]3[/color][color=#000000])胰蛋白酶处理得 [/color][color=#000000]Ala [/color][color=#000000],[/color][color=#000000]Arg [/color][color=#000000],[/color][color=#000000]Thr [/color][color=#000000]和 [/color][color=#000000]Leu[/color][color=#000000],[/color][color=#000000]Met[/color][color=#000000],[/color][color=#000000]Phe[/color][color=#000000],[/color][color=#000000]2Val[/color][color=#000000]。当以 [/color][color=#000000]Sanger [/color][color=#000000]试剂处理时分 [/color][color=#000000]别得到 [/color][color=#000000]DNP-Ala [/color][color=#000000]和 [/color][color=#000000]DNP-Val[/color][color=#000000]。 [/color][color=#000000]([/color][color=#000000]4[/color][color=#000000])溴化氰处理得 [/color][color=#000000]Ala[/color][color=#000000],[/color][color=#000000]Arg [/color][color=#000000],高丝氨酸内酯, [/color][color=#000000]Thr[/color][color=#000000],[/color][color=#000000]2Val[/color][color=#000000],和 [/color][color=#000000]Leu[/color][color=#000000],[/color][color=#000000]Phe[/color][color=#000000],当用 [/color][color=#000000]Sanger [/color][color=#000000]试 [/color][color=#000000]剂处理时,分别得 [/color][color=#000000]DNP-Ala [/color][color=#000000]和 [/color][color=#000000]DNP-Leu [/color][color=#000000]。[/color]