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  1. #include<stdio.h>
  2. int main()
  3. {
  4. int i,j,k,n,l=1;
  5. printf("Enter number of rows: ");
  6. scanf("%d", &n);
  7. for(i=1;i<=n;i++){
  8. for(k=1;k<=n;k++){
  9. printf(" ");
  10. }
  11. for(j=1;j<=i;j++){
  12. printf("* ");
  13. }
  14. printf("\n");
  15. }
  16. return 0;
  17. }
  18.  
Success #stdin #stdout 0s 9424KB
stdin
5
stdout
Enter number of rows:      * 
     * * 
     * * * 
     * * * * 
     * * * * *