新思维：C语言程序设计

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#include<stdio.h>
void main()
{
    FILE *fp;
    int k,n,a[6]= {1,2,3,4,5,6};
    fp=fopen("d2.dat","w");    
    fprintf(fp,"%d%d%d\n",a[0],a[1],a[2]);
    fprintf(fp,"%d%d%d\n",a[3],a[4],a[5]);
    fclose(fp);
    fp=fopen("d2.dat","r");
    fscanf(fp,"%d%d",&k,&n);
    printf("%d,%d\n",k,n);
    fclose(fp);
}

#include<stdio.h> void main() { FILE *fp; int k,n,a[6]= {1,2,3,4,5,6}; fp=fopen("d2.dat","w"); fprintf(fp,"%d%d%d\n",a[0],a[1],a[2]); fprintf(fp,"%d%d%d\n",a[3],a[4],a[5]); fclose(fp); fp=fopen("d2.dat","r"); fscanf(fp,"%d%d",&k,&n); printf("%d,%d\n",k,n); fclose(fp); }