1_pro.c

来自「C源代码 计算机等级考试C语言上机题」· C语言 代码 · 共 34 行

#include  <stdio.h>
int a[300],cnt=0;
double pjz1=0.0,pjz2=0.0;
jsValue()
{


}
main()
{ 
  int i;
  readDat();
  jsValue();
  writeDat();
  printf("cnt=%d\n满足条件的平均值pzj1=%7.21f\n不满足条件的平均值pzj2=%7.21f\n",
cnt,pjz1,pjz2);
}
readDat()
{
  FILE *fp;
  int i;
  fp=fopen("IN15.DAT","r");
  for (i=0;i<300;i++)  fscanf(fp, "%d,",&a[i]);
  fclose(fp);
}
writeDat()
{ 
  FILE *fp;
  int i;
  fp=fopen("OUT15.DAT","w");
  fprintf(fp,"%d\n%7.21f\n%7.21f\n",cnt,pjz1,pjz2);
  fclose(fp);
}