fork download
  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. int a,b,i,j;
  5. printf(" ");
  6. for(i=1;i<10;i++)
  7. {
  8. printf(" %2d |",i);
  9. }
  10. printf("\n==================================================\n");
  11. for(i=1;i<10;i++)
  12. {
  13. printf("%2d ||",i);
  14. for(j=1;j<10;j++)
  15. {
  16. printf(" %2d |",i*j);
  17. }
  18.  
  19. printf("\n-------------------------------------------------\n");
  20. }
  21. return 0;
  22. }
  23.  
Success #stdin #stdout 0s 5300KB
stdin
Standard input is empty
stdout
       1 |  2 |  3 |  4 |  5 |  6 |  7 |  8 |  9 |
==================================================
 1 ||  1 |  2 |  3 |  4 |  5 |  6 |  7 |  8 |  9 |
-------------------------------------------------
 2 ||  2 |  4 |  6 |  8 | 10 | 12 | 14 | 16 | 18 |
-------------------------------------------------
 3 ||  3 |  6 |  9 | 12 | 15 | 18 | 21 | 24 | 27 |
-------------------------------------------------
 4 ||  4 |  8 | 12 | 16 | 20 | 24 | 28 | 32 | 36 |
-------------------------------------------------
 5 ||  5 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | 45 |
-------------------------------------------------
 6 ||  6 | 12 | 18 | 24 | 30 | 36 | 42 | 48 | 54 |
-------------------------------------------------
 7 ||  7 | 14 | 21 | 28 | 35 | 42 | 49 | 56 | 63 |
-------------------------------------------------
 8 ||  8 | 16 | 24 | 32 | 40 | 48 | 56 | 64 | 72 |
-------------------------------------------------
 9 ||  9 | 18 | 27 | 36 | 45 | 54 | 63 | 72 | 81 |
-------------------------------------------------