POJ 3371 英语16级阅读

  1 //Result:wizmann    3371    Accepted    704K    0MS    G++    1699B    
  2 #include <cstdio>
  3 #include <cstdlib>
  4 #include <cstring>
  5 #include <algorithm>
  6 #include <iostream>
  7 
  8 //Test data:
  9 //A. Ole drei end dead fucked. AES. DES. Maerlyn's. Gute. TTOLE.
 10 
 11 using namespace std;
 12 
 13 #define print(x) cout<<x<<endl
 14 #define input(x) cin>>x
 15 
 16 #define EOS 1
 17 //The end of sentence
 18 
 19 #define VOVEL 2
 20 //The vovel
 21 
 22 #define ASC 256
 23 #define BUFFER 128
 24 
 25 char mark[ASC];
 26 
 27 void init()
 28 {
 29     memset(mark,0,sizeof(mark));
 30     mark['a']=mark['e']=mark['i']=mark['o']=mark['u']=mark['y']=VOVEL;
 31     mark['.']=mark['!']=mark['?']=mark[':']=mark[';']=EOS;
 32 }
 33 
 34 int sentence,word,vovel;
 35 
 36 
 37 void check(char* buffer)
 38 {
 39     int res=0;
 40     int len=strlen(buffer);
 41     if(mark[buffer[len-1]]==EOS)
 42     {
 43         sentence++;
 44         buffer[len-1]='\0';
 45         len--;
 46     }
 47     while(buffer[len-1]<'a' || buffer[len-1]>'z')
 48     {
 49         buffer[len-1]='\0';
 50         len--;
 51     }
 52     if(len<=3) res=1;
 53     else
 54     {
 55         if(buffer[len-2]=='e')
 56         {
 57             if(buffer[len-1]=='s' || buffer[len-1]=='d')
 58             {
 59                 buffer[len-2]='\0';
 60                 len-=2;
 61             }
 62         }
 63         else if(buffer[len-1]=='e')
 64         {
 65             if(buffer[len-2]!='l')
 66             {
 67                 buffer[len-1]='\0';
 68                 len--;
 69             }
 70         }
 71         for(int i=0;buffer[i];i++)
 72         {
 73             if(mark[buffer[i]]==VOVEL)
 74             {
 75                 if(i==0) res++;
 76                 else if(mark[buffer[i-1]]!=VOVEL) res++;
 77             }
 78         }
 79     }
 80     vovel+=res;
 81     word++;
 82 }
 83 
 84 double cal()
 85 {
 86     return 206.835-1.015*((double)word/sentence)-84.6*((double)vovel/word);
 87 }
 88 
 89 int main()
 90 {
 91     freopen("input.txt","r",stdin);
 92     char buffer[BUFFER];
 93     init();
 94     sentence=word=vovel=0;
 95     while(scanf("%s",buffer)!=EOF)
 96     {
 97         for(int i=0;buffer[i];i++)
 98         {
 99             if(buffer[i]>='A' && buffer[i]<='Z')
100             {
101                 buffer[i]=buffer[i]-'A'+'a';
102             }
103         }
104         check(buffer);
105     }
106     printf("%.2f\n",cal());
107     return 0;
108 }