A36988. $有下列程序：#include<stdio.h>main(){ FILE*fp;int k,n,a[6]={1,2,3,4,5,6}; fp=fopen("d2.dat","w"); fprintf(fp,"%d%d%d\n",a[0],a[1],a[2]); fprintf(fp,"%d%d%d\n",a[3],a[4],a[5]); fclose(fp); fp=fopen("d2.dat",…$

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文件读写格式化输入输出数组

题目描述

有下列程序：#include<stdio.h>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("9%d%d\n",k,n);    fclose(fp);}程序运行后的输出结果是(    )

1 4

123 456

123 4

1 2

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