Compilare: user.cpp: In function ‘int main()’: user.cpp:42:29: warning: format ‘%s’ expects argument of type ‘char*’, but argument 3 has type ‘char (*)[5]’ [-Wformat=] fscanf(fin,"%s",&sir); ^ user.cpp:38:36: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d\n%d%d",&p,&n,&m); ^ user.cpp:41:45: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d %d ",&v[i].x,&v[i].y); ^ user.cpp:42:30: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%s",&sir); ^