请改正程序中的错误,使它能得到正确结果。
注意:不要改动main函数,不得增行或删行,也不得更改程序的结构。
试题程序:
include <conio.h>
include <string.h>
include <stdio.h>
include <alloc.h>
define N 10
typedef struct SS
{
char num[10];
int s;
}STU;
STU *fun(STU a[],int m)
{
STU b[N],*t;
int i, j,k;
/*************found*************/
*t=calloc(m,sizeof(STU));
for(i=0;i<N;i++)
b[i]=a[i];
for(k=0;k<m;k++)
{
/*************found*************/
for(i=j=0;i<N;j++)
if(b[i].s<b[j],s)
j=i;
/*************found*************/
t[k].s=b[j].s;
b[j].s=100;
}
return t;
}
outresult(STU a[],FILE *pf)
{
int i;
for(i=0;i<N;i++)
fprintf(pf,"NO=%S Mark=%d/n",
a[i].num,a[i].S);
fprintf(pf,"/n/n");
}
main()
{
STU a[N]={{“A01”,77},{“A02”,85},
{“A03”,96},{“A04”,65},{“A05”,75},
{“A06”,96},{“A07”,76},{“A08”,63},
{“A09”,69},{“A10”,78}};
STU *porder;
int i,m;
clrscr();
printf(“*****THE RESULT*****/n”);
outresult(a,stdout);
printf(“/nGive the number of the students who have lower score:”);
scanf(“%d”,&m);
while(m>10)
{
printf(“/nGive the number of the students who have lower score:”);
scanf(“%d”,&m);
}
porder=fun(a,m);
printf(“*****THE RESULT*****/n”);
printf(“The low:/n”);
for(i=0;i<m;i++)
printf(“%s %d/n”,porder[i].num,
porder[i].s);
free(porder);
}