#include <stdio.h>void sort(struct student st[]);struct student{ int number; char name; double score;};int main(){ struct student st[10]; int i; FILE *fp,*fpout; fp=fopen("stu1.txt","r+"); if(fp==NULL) {printf("文件打开失败\n"); return 0;} for(i=0;i<10;i++) fscanf(fp,"%d%s%lf",&st[i].number,&st[i].name,&st[i].score); sort(st); fpout=fopen("044.txt","w"); if(fpout==NULL) {printf("打开文件044.txt失败\n"); return 0;} for(i=0;i<10;i++) fprintf(fpout,"%d %s %lf",st[i].number,st[i].name,st[i].score); fclose(fp); fclose(fpout); return 0;}void sort(struct student st[]){ struct student temp; int i,j; for(i=0;i<10;i++) {for(j=0;j<10-i-1;j++) {if(st[j].score>st[j+1].score) {temp=st[j]; st[j]=st[j+1]; st[j+1]=temp;}}}}想问问各位铁铁好兄弟，为啥创建的文件044.txt里面啥都没有呢，本意是想将stu1.txt中数据（结构体）进行整体交换排序，现在VC下跑起来0error,0warning。看了好几遍都没看出来，哪位铁汁给讲讲