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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. int main() {
  6. int i,j ;
  7. i,j=0;
  8. for(j = 0; j < 20; j++)
  9. {
  10. for (i=0; i <= 20 -j; i++) cout << " ";
  11. for(i = 0; i < j; i++) cout << "X";
  12.  
  13. cout << endl;
  14. }
  15.  
  16. return 0;
  17. }
  18.  
Success #stdin #stdout 0.02s 2724KB
stdin
Standard input is empty
stdout
                     
                    X
                   XX
                  XXX
                 XXXX
                XXXXX
               XXXXXX
              XXXXXXX
             XXXXXXXX
            XXXXXXXXX
           XXXXXXXXXX
          XXXXXXXXXXX
         XXXXXXXXXXXX
        XXXXXXXXXXXXX
       XXXXXXXXXXXXXX
      XXXXXXXXXXXXXXX
     XXXXXXXXXXXXXXXX
    XXXXXXXXXXXXXXXXX
   XXXXXXXXXXXXXXXXXX
  XXXXXXXXXXXXXXXXXXX