各位大狭,帮我看看下面的程序有些什么错误,非常感谢!!!!!!!
#include<conio.h>
#include<ctype.h>
#include<process.h>
#include<stdio.h>
#include<string.h>
#define N 5
struct credit
{
  int num;
  char name[20];
  char sex;
  float score[3];
  float total;
};
void caltotal(struct credit stu[],int n)
{
   int i,j;
   for(i=0;i<n;i++)
       for(j=0;j<3;j++)
           stu[i].total+=stu[i].score[j];
}
void sort(struct credit stu[],int n)
{
   struct credit temp;
   int i,j,k;
   for(i=0;i<n;i++)
     {
       k=i;
       for(j=i+1;j<n-1;j++)
       if(k!=i)
       {
     temp=stu[i];stu[i]=stu[k];stu[k]=temp;
       }
     }
}
void search_xuehao(struct credit stu[],int n)
{
  int i,xuehao;
  printf("input xuehao:");
  scanf("%d",&xuehao);
  for(i=0;i<n;i++)
  {
    if(stu[i].num-xuehao==0)
    {
        printf("num:%d,name:%s,sex:%c,score1:%d,score2:%d,score3:%d,total:%d",stu[i].num,stu[i].name,stu[i].sex,stu[i].total);
    }
  }
}
void search_name(struct credit stu[],int n)
{
  int i;
  char Name[20];
  printf("input name:");
  scanf("%s",&Name);
  for(i=0;i<n;i++)
  {
    if(strcmp(stu[i].name,Name)==0)
    {
        printf("num:%d,name:%s,sex:%c,score1:%d,score2:%d,score3:%d,total:%d",stu[i].num,stu[i].name,stu[i].sex,stu[i].total);
    }
  }
}
void search_total(struct credit stu[],int n)
{
   int i;
   float fenshu;
   printf("zenfengshu:");
   scanf("%f",&fenshu);
   for(i=0;i<n;i++)
   {
      if(stu[i].total-fenshu==0)
          printf("num:%d,name:%s,sex:%c,score1:%d,score2:%d,score3:%d,total:%d",stu[i].num,stu[i].name,stu[i].sex,stu[i].total);
   }
}
void display(struct credit *pstu,int n)
{
   int i,j;
   printf("pk NO name sex score1 score2 score3 total\n");
   for(i=0;i<n;i++)
   {
     printf("%-2d,%-3d,%-20d,%-3c",i+1,pstu->num,pstu->name,pstu->sex);
     for(j=0;j<3;j++)
     printf("%-6.1f",pstu->score[j]);
     printf("%-6.1f",pstu->total);
   }
}
main()
{
  static struct credit student[N]={
      {10301,"zhan san",'f',{80,82,85},247},
      {10302,"li si",'m',{75,90,80},245},
      {10303,"wangwu'",'f',{80,90,83},253},
      {10304,"sunhua",'f',{78,80,85},243},
      {10305,"zhaowei",'m',{83,85,90},258}
      };
      caltotal(student,N);
      sort(student,N);
      search_xuehao(student,N);
      search_name(student,N);
      search_total(student,N);
      display(student,N);
      getch();
}



 
											





 
	    

 
	


 
										
					
	