[填空题] 以下程序运行后输出的结果是______。
#include <stdio.h>
main()
FILE *fp; int x[6]=1,2,3,4,5,6,i;
fp= fopen("test.dat", "wb");
fwrite( x, sizeof(int), 3, fp);
rewind( fp );
fread( x, sizeof(int), 3, fp );
for (i=0; i<6; 1++) printf( "%d",x[i]);
printf("");
fclose(fp);