字符串水题（hdoj1049）

 1 #include<iostream>
 2 #include<cstdio>
 3 #include<cstring>
 4 using namespace std;
 5 char b[5]={‘a‘,‘e‘,‘i‘,‘o‘,‘u‘},c[21]={‘b‘,‘c‘,‘d‘,‘f‘,‘g‘,‘h‘,‘j‘,‘k‘,‘l‘,‘m‘,‘n‘,‘p‘,‘q‘,‘r‘,‘s‘,‘t‘,‘v‘,‘w‘,‘x‘,‘y‘,‘z‘};
 6 char d[]={‘a‘,‘i‘,‘u‘,‘b‘,‘c‘,‘d‘,‘f‘,‘g‘,‘h‘,‘j‘,‘k‘,‘l‘,‘m‘,‘n‘,‘p‘,‘q‘,‘r‘,‘s‘,‘t‘,‘v‘,‘w‘,‘x‘,‘y‘,‘z‘};
 7 char a[21];
 8 int len;
 9 int vowels()
10 {
11     int i,k,j;
12     int flag;
13     for(i=0;i<len-2;i++)
14     {
15         flag=0;
16         for(j=0;j<3;j++)
17         {
18             for(k=0;k<5;k++)
19             {
20                 if(a[i+j]==b[k])
21                 {
22                     flag++;
23                     break;
24                 }
25             }
26         }
27         if(flag==3)
28             return 0;
29     }
30     return 1;
31 }
32 int consonants()
33 {
34     int i,k,j;
35     int flag;
36     for(i=0;i<len-2;i++)
37     {
38         flag=0;
39         for(j=0;j<3;j++)
40         {
41             for(k=0;k<21;k++)
42             {
43                 if(a[i+j]==c[k])
44                 {
45                     flag++;
46                     break;
47                 }
48             }
49         }
50         if(flag==3)
51             return 0;
52     }
53     return 1;
54 }
55 int consecutive_occurrences()
56 {
57     int i,j,k;
58     bool flag;
59     for(i=0;i<len-1;i++)
60     {
61         flag=0;
62         if(a[i]==a[i+1])
63         {
64             for(j=0;j<24;j++)
65                 if(a[i]==d[j])
66                 {
67                     flag=1;
68                     break;
69                 }
70         }
71         if(flag)
72             return 0;
73     }
74     return 1;
75 }
76 int main()
77 {
78     char b[4]="end";
79     while(cin>>a)
80     {
81         getchar();
82         if(strcmp(a,b)==0)
83             break;
84         len=strlen(a);
85         int k=0;
86         if((strchr(a,‘a‘)!=NULL)||(strchr(a,‘e‘)!=NULL)||(strchr(a,‘i‘)!=NULL)||(strchr(a,‘o‘)!=NULL)||(strchr(a,‘u‘)!=NULL))
87             k++;
88         if(vowels()&&consonants())
89             k++;
90         if(consecutive_occurrences ())
91             k++;
92         if(k==3)
93             cout<<‘<‘<<a<<‘>‘<<" is acceptable."<<endl;
94         else
95             cout<<‘<‘<<a<<‘>‘<<" is not acceptable."<<endl;
96         memset(a,0,sizeof(a));
97     }
98 }