Compilare: user.c: In function ‘main’: user.c:61:9: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘long int’ [-Wformat=] fprintf(afi,"%d ",v[k]); ^ user.c:24:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(file,"%d",&n); ^ user.c:25:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(file,"%d",&m); ^ user.c:32:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(file,"%d %d %d %d",&first->x,&first->y,&first->salt,&first->greutate); ^ user.c:37:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(file,"%d %d %d %d",&nou->x,&nou->y,&nou->salt,&nou->greutate); ^