C++文件的输入与输出怎么写???怎么样可以完成这个程序???答:ave=sum/(m-2);printf("%8d%10s%8.1f%8.1f%8.1f%8.2f\n",id,name,max,min,sum,ave);fprintf(pfw,"%2d%10s %4.1f %4.1f %5.1f %5.2f\n",id,name,max,min,sum,ave);fscanf(pfr,"%d%s",&id,name);} fclose(pfr);fclose(pfw);} //评委人数m>=9时的处理 void func2...