# include<stdio.h>
# include<conio.h>
void main()
{
 int i,j;
 clrscr();
 for(i=1;i<=5;i++)
 {
 for(j=5;j>=i;j--)
 {
 if(i<=3)
    printf("%d",i);
 else
    printf("%d",6-ci);
 }
  printf("\n");
 }
 getch();

}