問題詳情
37）有以下程序#include main(){ FILE *fp; int a[10]={1,2,3},i,n;fp=fopen("d1.dat","w");for(i=0;i<3;i++) fprintf(fp,"%d",a[i]);fprintf(fp,"n");fclose(fp);fp=fopen("d1.dat","r");fscanf(fp,"%d",&n);fclose(fp);printf("%dn",n);}程序的运行结果是
(A)12300
(B)123
(C)1
(D)321
參考答案
答案：B
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)