text: #include "types.h"
  #include "stat.h"
  #include "user.h"
  #include "fcntl.h"
  
  int main(int argc, char *argv[])
  {
      int k, n, id;
      double x=0, z;
  
      if(argc < 2)
      n = 80;
  
      else
      n = atoi(argv[1]);
  
      x = 0;
      id = 0;
      for(k=0; k<n; k++)
      {
          id = fork();
          if(id < 0)
              printf(1, "%d failed in fork!\n", getpid());
          else if(id > 0)
          {   
              wait();
          }
          else
          {   
              for(z=0;z<10000.0;z+=0.01)
                  x = x + 34.14*24.13; 
              break;
          }
      }
      exit();
  }