读取文件数据

int main(int argc, char** argv)
{
    int i,line,flag,b,c;
    double a,d;
    char ch,filename[1000]={0},data[1000]={0};
    FILE *fp=NULL;
    FILE *fpp=NULL;

    for(b=000,c=101198; b<260; b++,c++)
    {
        sprintf(filename,"F:\\uz\\uz\\C3energy00%d.txt",b);
        //printf("%s\n",filename);
        fp=fopen(filename,"r");
        if(fp==NULL)
            printf("error\n");
        for(i=0,line=0;; i++)
        {
            ch=fgetc(fp);
            if(ch=='\n')
                line+=1;
            if(ch==EOF)
                break;
        }
        //printf("%d\n",line);
        fclose(fp);     //关闭文件

        //循环，读取多个文件数据并写入新的文件
        fp=fopen(filename,"r");
        for(flag=0; flag<5;) //skip the first five line
        {
            ch=fgetc(fp);
            if (ch=='\n')
            {
                flag+=1;
            }
        }
        line=line-5;

        sprintf(data,"F:\\uz\\new\\data%d.txt",c);
        fpp=fopen(data,"w");
        //printf("%s\n",data);
        if(fpp==NULL)
            printf("the file don't exist.\n");
        while (fscanf(fp,"%lf %lf",&a,&d)==2)
        {
            //fpp=fopen(data,"w");
            //printf("%e \n",a);
            fprintf(fpp,"%lf \n",d*1000);
        }

        fclose(fp);
        fclose(fpp);
    }

    return 0;
}