void read_dat(int xx[N])
{
int i,j;
FILE *fp;

fp=fopen("in.dat","r");
for(i=0;i<20;i++)
{for(j=0;j<10;j++)
{fscanf(fp,"%d,",&xx[i*10+j]);
printf("%d ",xx[i*10+j]);
}
printf("\n");
}
fclose(fp);
}

void main()
{
int cnt,xx[N],min;
float pj;
FILE *fw;

clrscr();
fw=fopen("out.dat","w");
read_dat(xx);

printf("\n\nmin=%d,cnt=%d,pj=%6.2f\n",min,cnt,pj);
fprintf(fw,"%d\n%d\n%6.2f\n",min,cnt,pj);
fclose(fw);
}

/* 注：与50相似。*/
void main()
{
int cnt,xx[N],min;
float pj;
FILE *fw;
int i,min0;

clrscr();
fw=fopen("out.dat","w");
read_dat(xx);

min0=xx[0];
pj=0;
cnt=0;
for(i=1;i<N;i++)
if(min0>xx) min0=xx[i];
else min=xx[i];
for(i=0;i<N;i++)
if(min0<xx[i]&&min>xx[i]) min=xx[i];
for(i=0;i<N;i++)
if(xx[i]==min) cnt++;
else pj+=xx[i];
pj=(float)((int)pj*100/(200-cnt))/100;

printf("\n\nmin=%d,cnt=%d,pj=%6.2f\n",min,cnt,pj);
fprintf(fw,"%d\n%d\n%6.2f\n",min,cnt,pj);
fclose(fw);
}

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