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题目内容 (请给出正确答案)
有下列程序: include<stdi0.h>voidmain( ) {FILE*fp;inta[10]={1,2,3},i,n; fp=fopen(&q

有下列程序:

#include<stdi0.h>

voidmain( )

{

FILE*fp;inta[10]={1,2,3},i,n;

fp=fopen("dl.dat","w");

for(i=0;i<3;i++)fprintf(fp,"%d",a[i]);

fprintf(fp,”\n”);

fclose(fp);

fp=open("dl.dat","r")

fscanf(fp,"%d",&n);

fclose(fp);

printf(”%d\n”,n);

}

程序的运行结果是( )。

A.12300

B.123

C.1

D.321


参考答案

更多 “ 有下列程序: includestdi0.hvoidmain( ) {FILE*fp;inta[10]={1,2,3},i,n; fp=fopen(stdi0.hvoidmain( ){FILE*fp;inta[10]={1,2,3},i,n;fp=fopen(dl.dat,w);for(i=0;i3;i++)fprintf(fp,%d,a[i]);fprintf(fp,”\n”);fclose(fp);fp=open(dl.dat,r)fscanf(fp,%d,&n);fclose(fp);printf(”%d\n”,n);}程序的运行结果是( )。A.12300B.123C.1D.321 ” 相关考题
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