Compilare: user.cpp: In function ‘int main()’: user.cpp:64:26: warning: format ‘%s’ expects argument of type ‘char*’, but argument 3 has type ‘char (*)[502]’ [-Wformat=] fscanf (fin, "%s", &s); ^ user.cpp:61:25: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%d", &p); ^ user.cpp:62:30: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%d%d",&n, &m); ^ user.cpp:64:27: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%s", &s); ^