lt79.c

软件编程入门丛书《C语言程序设计》源代码。

# include "stdio.h"
 # include "stdlib.h"
  void main()
 {FILE *fp;
 char name[10];
 int num;
 int age;
 float score;
 if ((fp=fopen("stu_scor.dat","w"))==NULL)
   { printf("不能打开该文件\n");
     exit(0);
   }
scanf("%s%d%d%f",&name,&num,&age,&score);
 while(strlen(name)>1)
  fprintf(fp,"%s%d%d%f",name,num,age,score);
  fclose(fp);
}