Creating Triangle of Numbers in C

Creating Triangle of Numbers in C

1
2 1
1 2 3 2 1
2 3 4 3 2 1
1 2 3 4 5 4 3 2 1

# include 
# include 
void main ( )
{
clrscr ( );
int n,i,j,k;
printf ("\n Enter no. of rows :");
scanf ("%d",&n);
printf ("\n\n");
for (i =1;i < = n;i++)
{
for (j = 1;j < = n-i;j++)
printf (" ");
for (j = i;j > =1;j--)
printf ("%d",j);
for (j = 2;j < = i;j++)
printf ("%d",j);
printf ("\n");
}
getch ( );
}