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Jun 23rd, 2017
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  1. #include <cstdlib>
  2. #include <iostream>
  3. #include <iomanip>
  4.  
  5. using namespace std;
  6.  
  7. int main(int argc, char *argv[])
  8. {
  9. int filas,columnas;
  10.  
  11. cout << "Introduzca el numero de filas (max.20)-->\t";
  12. cin >>filas;
  13. if (filas>20)filas=20;
  14.  
  15. for (int contadorfilas=1;contadorfilas<=filas;contadorfilas++) {
  16. cout << setw(filas-contadorfilas+1) << " ";
  17. for (columnas=1;columnas<2*contadorfilas;columnas++)
  18. cout << "*";
  19. cout <<endl;
  20. }
  21.  
  22.  
  23. getchar();
  24. getchar();
  25. return EXIT_SUCCESS;
  26. }
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