#include <iostream> 
#include <cstdlib>

using namespace std;
// πίνακες χαρακτήρων
int main(int argc, char *argv[])
{ system("chcp 1253");

  char  s1[] = { 'H','e','l','l','o','\0' };
  char  s2[6] = { 'H','e','l','l','o','\0' };
  char  s3[6] = { "Hello" };
  char  s4[] =  { "Hello there" };
  char  s5[] = "Hello again";   
  cout<<s1<<"\t"<<s2<<"\t"<<s3<<"\t"<<s4<<"\t"<<s5<<endl;
  cout<<"Seventh char of s5 is-> "<<s5[6]<<endl;
     
     system("PAUSE");
     return 0;
}