例12-1源程序接上页....*3.文件处理（逐个读入和处理数据）*for(i=0;i<5;i++)1./*从文件读入成绩保存到变量*/fscanf(fp,"%ld%s%d",&num,stname,&score);avg_score+=score；/*统计总分*/*输出成绩到屏幕*/printf("%ld%s%din",num,stname,score)/*输出平均分到屏幕*/printf("Average score: %dln",avg_score/5);if(fclose(fp)/*4.关闭文件*printf("Can not close the file!ln");exit(0);7return O;7例12-1 源程序 /*3.文件处理（逐个读入和处理数据）*/ for(i=0;i<5;i++) { /*从文件读入成绩保存到变量*/ fscanf(fp,"%ld%s%d",&num,stname,&score); avg_score += score; /*统计总分*/ /*输出成绩到屏幕*/ printf("%ld%s %d\n",num,stname,score); } /*输出平均分到屏幕*/ printf("Average score: %d\n", avg_score/5); if(fclose(fp)){ /*4.关闭文件*/ printf( "Can not close the file!\n" ); exit(0); } return 0; } 接上页