...姓名、成绩三个数据项。试用C语言编写程序?答:password[l-1]='\0'; FILE *fp; fp=fopen("Student.txt","w"); fprintf(fp,"%d",n); fprintf(fp,"\t%s\n",password); for(i=0;i<n;i++) { fprintf(fp,"%d\t%s\t%5.2f\t%5.2f\t%5.2f\t\t%5.2f\n",a[i].id,a[i].name,a[i].sql,a[i].c,a[i].java,a[i].avg); ...