Compilare: user.cpp: In function ‘int main()’: user.cpp:35:33: warning: too many arguments for format [-Wformat-extra-args] fprintf(fout, "DA", '\n'); ^ user.cpp:41:33: warning: too many arguments for format [-Wformat-extra-args] fprintf(fout, "NU", '\n'); ^ user.cpp:42:67: warning: format ‘%ld’ expects argument of type ‘long int’, but argument 3 has type ‘int’ [-Wformat=] for(j=1;j<=gresit;j++) if(a[j]==1) fprintf(fout, "%ld ", j); ^ user.cpp:43:42: warning: format ‘%ld’ expects argument of type ‘long int’, but argument 3 has type ‘int’ [-Wformat=] fprintf(fout, "%ld", '\n', gresit); ^ user.cpp:43:42: warning: too many arguments for format [-Wformat-extra-args] user.cpp:11:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%c", &c); ^ user.cpp:20:34: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%c", &c); ^ user.cpp:31:30: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%c", &c); ^