有以下程序
#include <stido.h>
main()
{ FILE *fp; int a[10]={1,2,3,0,0},i;
fp=fopen("d2.dat,"wb");
fwrite(a,sizeof(int),5,fp);
fwrite(a,sizeof(int),5,fp);
fclose(fp);
fp=fopen("d2.dat","rb");
fread(a,sizeof(int),10,fp);
fclose(fp);
for(i=0;i<10;i++) printf("%d",a[i]);
}
程序的运行结果是
A)1,2,3,0,0,0,0,0,0,0,
B)1,2,3,1,2,3,0,0,0,0,
C)123,0,0,0,0,123,0,0,0,0,
D)1,2,3,0,0,1,2,3,0,0,