#include <stdio.h>#define N 5struct StuInfo{char name[10];int num;int age;}stua[N],stub[N];int main(){FILE*fp;int i;if((fp=fopen("d:\\student.txt","w+b"))==NULL){printf("打开错误");exit(0);}printf("\ninput\n");for(i=0;i<N;i=i+1)scanf("%s%d%d", stua[i].name, &stua[i].num, &stua[i].age);for(i=0;i<N;i=i+1)fprintf(fp,"%s%d%d", stua[i].name, stua[i].num, stua[i].age);rewind(fp);for(i=0;i<N;i=i+1)fscanf(fp,"%s%d%d\n", stub[i].name, &stub[i].num, &stub[i].age);printf("\n\nname number age\n");for(i=0;i<N;i=i+1)printf("%s %5d %d\n", stub[i].name, stub[i].num, stub[i].age);fclose(fp);return 0;}也看不出来什么错误，但运行出来好像输入的所有数字都赋值到第一个里边了，感觉很奇怪，有大神能指明一下错误吗？