Lgoritma

#include <stdio.h>

#include <conio.h>

void main()

{

int f,a,b,c,x,y,z;

mulai:

scanf("%d",&a);

f=a;

for (x=1; x<=a; x++)

            {

            b= f-1;

            c= 2*x-1;

            f=b;

                        for (y =1; y<=b; y++)

                                    {

                                    printf(" ");

                                    }

                        for (z=1; z<=c; z++)

                                    {

                                    printf("%d",z);

                                    }

                        printf("\n");

            }

getch();

goto mulai;

}