#include <stdio.h>
#include <conio.h>
#include <iostream.h>

void main(){
     textcolor(WHITE);
     textbackground(BLUE);
     clrscr();

     cout<<"*******  PROGRAMA REALIZADO POR FELIBERTO SERPA GOMEZ  *******\n";
     cout<<"\n";
     cout<<"\n";
     cout<<"******************* H O L A   B I E M V E N I D O ********************";
     cout<<"\n";
     cout<<"\n";


    int a,b,c,i,j,n,h;   /* DECLARACION DE VARIABLES ENTERAS*/
    i=1;
    c=8;
    while(i<=9) {
	 if (i==1){
	    cout<<"                  ";
    }
    cout<<i<<"\n";    /*IMPRIME  LOS NUMEROS CON ESPACIOS*/
    for(h=1;h<=c;h++) {
       cout<<"  ";
    }
    c--;
    i= i+1;
    a=0;
    for(j=0;j<=i-1;j++) {
       n = i+j;
       if (n<=9){
	  cout<<n<<" ";
    }else{
	cout<<a<<" ";
	a++;
    }
   }
   n= 0;
   b=9;
   for(j=i-2;j>0;j--) {
      if(i<6){
	 n = i+j;
	 cout<<n<<" ";
      }else{
	  if ((a-2>=0) && (a<=10) ){
	      cout<<a-2<<" ";
	      a--;
	   }else{
	       cout<<b<<" ";
	       b--;
	   }
      }
    }
  }
  cout <<"0";
  cout<<"\n";
  cout<<"\n";
  cout<<"\n";
  cout<<"\n";
  cout<<"\n***********ESPERO QUE LES ALLA GUSTADO EL PROGRAMA.***************";
  getch();
}