Ποιο από τα συμπεράσματα, που αφορούν στη λειτουργία του ακόλουθου προγράμματος, είναι λανθασμένο;

            #include <stdio.h>

            main()

            {

                        int cnt;

                        FILE *pF;

                        char *filename="testfile.txt", msg[40]="This is my song!\n";

                        pF=fopen(filename,"w");

                        cnt=fprintf(pF,"%s,yep!%d,%f,\n",msg,21,34.5);

                        printf("Number of bytes written in %s:  %d\n",filename,cnt);

                        fclose(pF);

            }