Compilare: user.cpp: In function ‘int main()’: user.cpp:50:14: warning: variable ‘interesant’ set but not used [-Wunused-but-set-variable] bool interesant; ^ user.cpp:27:30: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d\n",&p,&n); ^ user.cpp:33:28: warning: ignoring return value of ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fgets(s,5002,f); ^ user.cpp:53:31: warning: ignoring return value of ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fgets(a[i],5002,f); ^