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  1. #include <stdio.h>
  2.  
  3. int main(void)
  4. {
  5. // n is number of rows
  6. int n = 5;
  7. int i, j, k;
  8.  
  9. // run loop n times
  10. for (i = 1; i <= n; i++)
  11. {
  12. // loop for printing space
  13. for (j = 1; j <= n - i; j++)
  14. printf(" ");
  15.  
  16. // loop for printing '*'
  17. for (k = 1; k <= i; k++)
  18. printf("*");
  19.  
  20. // move to the next row
  21. printf("\n");
  22. }
  23.  
  24. return 0;
  25. }
Success #stdin #stdout 0s 9424KB
stdin
Standard input is empty
stdout
    *
   **
  ***
 ****
*****