Lập trình C : In bảng cửu chương

In theo kiểu bảng ngang

#include "stdio.h"

#include "conio.h"

void main()

{

       int i, j, x;

       printf("\n************************Bang cuu chuong************************");

       printf("\n");

       for (i = 1; i <= 10; i++)

       {

              for (j = 2; j <= 5; j++)

              {

                     x = j * i;

                     printf(" | %d * %d = %d    ", j, i, x);

              }

              printf("\  |");

              printf("\n");

       }

       printf("\n");

       for (i = 1; i <= 10; i++)

       {

              for (j = 6; j <= 9; j++)

              {

                     x = j * i;

                     printf(" | %d * %d = %d    ", j, i, x);

              }

              printf("\  |");

              printf("\n");

       }

       printf("\n************************Bang cuu chuong************************");

       _getch();

}

In theo kiểu bảng dọc

#include "stdio.h"

#include "conio.h"

void main()

{

       int i,j, x;

       printf("\n---------------Bang cuu chuong---------------");

       printf("\n**********************");

       for (j = 2; j <= 10; j++)

       {

              for (i = 1; i <= 10; i++)

              {

                     x = j * i;

                     printf("\n%d * %d = %d", j, i, x);

              }

              printf("\n**********************");

       }

       _getch();

}