#include <vcl.h>
#include <iostream.h>
#include <fstream.h>
#include <string.h>
#pragma hdrstop
#include "Unit1.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
: TForm(Owner)
{
}
//---------------------------------------------------------------------------

void __fastcall TForm1::Button1Click(TObject *Sender)
{
freopen("output.txt","w",stdout);
ifstream infile("input.txt");
char s[4][6],st[25],p;
int i,j,ok;
ok=0;
for(i=0;i<4;++i){
for(j=0;j<5;++j){
infile>>s[i][j];
if(s[i][j]=='a') ++ok;
}
s[i][5]=0;
}
if(ok) cout<<"YES"<<endl;
else cout<<"NO"<<endl;
st[0]=0;
for(i=0;i<4;++i)
strcat(st,s[i]);
cout<<strlen(st);
}

#include <vcl.h>
#pragma hdrstop
#include <iostream.h>
#include <conio.h>
#include <cstring.h>
#include <fstream.h>
class stroka{
public:
       int q=0;
    const int size n=4;
    const int size m=5;
        char str[size];
        void sone ( );
        cin.getline(str,size);
          ofstream ptk1("test18.txt");
        cout<<"length of string is:"<<strlen(str)<<endl;
         ptk1<<"length of string is:"<<strlen(str)<<endl; }
  }
  void stroka::sone ( ) {
        if (strstr(str,"a"))
        {
                cout<<"a in the string"<<endl;
                ptk1<<"a in the string"<<endl;
        }
         getch ();
        }