Compilare: user.cpp: In function ‘int main()’: user.cpp:22:32: warning: format ‘%s’ expects argument of type ‘char*’, but argument 3 has type ‘char (*)[2001]’ [-Wformat=] fscanf(fin, "%s", s + i); ^ user.cpp:16:33: 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:22:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%s", s + i); ^