#include <stdio.h>
#include <stdlib.h>
#define NUM 5
typedef struct
{
int num,English,Math,Chinese;
char name[20];
}Student;
int main()
{
FILE*fp;
Student stu1[NUM],stu2[NUM];
int i;
if((fp=fopen("student.dic","wb+"))==NULL)
{
printf("Cannot open source file.\n");
exit(1);
}
printf("Enter data of %d students\n",NUM);
for(i=0;i<NUM;i++)
scanf("%s %d %d %d %d",&stu1[i].name,stu1[i].num,stu1[i].English,stu1[i].Math,stu1[i].Chinese);
fwrite((void*)stu1,sizeof(Student),NUM,fp);
rewind(fp);
printf("name\tnum\tEnglish\tMath\tChinese\n");
for(i=0;i<NUM;i++)
{
fread((void*)&stu2[i],sizeof(Student),1,fp);
ptintf("%s\t%d\t%d\t%d\t%d\n",stu2[i].name,stu2[i].num,stu2[i].English,stu2[i].Math,stu2[i].Chinese);
}
fclose(fp);
return 0;
}
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