#include<fstream.h>
#include<string.h>
ofstream fout("t.in");

void main()
{ char s[255];
  int i,k=0;
  char v[]="AEIOUaeiou";
  cin.get(s,255);
  fout<<s<<endl;
  fout.close();
  ifstream fin("t.in");
  while(fin>>s)
  { if(strchr(v,s[0]) && strchr(v,s[strlen(s)-1]))
		k++;
  }
  cout<<k;
  fin.close();
}

sau 

#include<iostream.h>
#include<string.h>

void main()
{ char s[255];
  int i,k=0;
  char v[]="AEIOUaeiou";
  cin.get(s,255);
  for(i=0;i<strlen(s);i++)
  if(strchr(v,s[i]) && (i==0 || s[i-1]==' '))
	 { int j=i;
	   while(s[j]!=' ' && j<strlen(s)) j++;
	   if(strchr(v,s[j-1])) k++;
	 }
  cout<<k;
}