POJ 3371 英语16级阅读

//Result:wizmann    3371    Accepted    704K    0MS    G++    1699B
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <algorithm>
#include <iostream>

//Test data:
//A. Ole drei end dead fucked. AES. DES. Maerlyn's. Gute. TTOLE.

using namespace std;

#define print(x) cout<<x<<endl
#define input(x) cin>>x

#define EOS 1
//The end of sentence

#define VOVEL 2
//The vovel

#define ASC 256
#define BUFFER 128

char mark[ASC];

void init()
{
memset(mark,0,sizeof(mark));
mark['a']=mark['e']=mark['i']=mark['o']=mark['u']=mark['y']=VOVEL;
mark['.']=mark['!']=mark['?']=mark[':']=mark[';']=EOS;
}

int sentence,word,vovel;

void check(char* buffer)
{
int res=0;
int len=strlen(buffer);
if(mark[buffer[len-1]]==EOS)
{
sentence++;
buffer[len-1]='\0';
len--;
}
while(buffer[len-1]<'a' || buffer[len-1]>'z')
{
buffer[len-1]='\0';
len--;
}
if(len<=3) res=1;
else
{
if(buffer[len-2]=='e')
{
if(buffer[len-1]=='s' || buffer[len-1]=='d')
{
buffer[len-2]='\0';
len-=2;
}
}
else if(buffer[len-1]=='e')
{
if(buffer[len-2]!='l')
{
buffer[len-1]='\0';
len--;
}
}
for(int i=0;buffer[i];i++)
{
if(mark[buffer[i]]==VOVEL)
{
if(i==0) res++;
else if(mark[buffer[i-1]]!=VOVEL) res++;
}
}
}
vovel+=res;
word++;
}

double cal()
{
return 206.835-1.015*((double)word/sentence)-84.6*((double)vovel/word);
}

int main()
{
freopen("input.txt","r",stdin);
char buffer[BUFFER];
init();
sentence=word=vovel=0;
while(scanf("%s",buffer)!=EOF)
{
for(int i=0;buffer[i];i++)
{
if(buffer[i]>='A' && buffer[i]<='Z')
{
buffer[i]=buffer[i]-'A'+'a';
}
}
check(buffer);
}
printf("%.2f\n",cal());
return 0;
}