c语言编:输入某班学生某门课的成绩,统计平均分,最高分和不及格人数_百...答:{int x,n=0,max=0,min=999,fail=0,sum=0,a[100];while(1){scanf("%d",&x);if(x<0)break;a[n++]=x;sum+=x;if(x>max)max=x;else if(x<min)min=x;if(x<60)fail++;} printf("最高分=%d\n",max);printf("最低分=%d\n",min);printf("不及格人数=%d\n",fail);pri...