1 |
1024 |
1 |
512 |
1 |
256 |
1 |
2 |
则2X=
1 |
512 |
1 |
256 |
因此,2X-X=X=
1 |
512 |
1 |
256 |
1 |
1024 |
1 |
512 |
1 |
256 |
1 |
2 |
=2048-
1 |
1024 |
=2047
1023 |
1024 |
故答案为:2047
1023 |
1024 |
1 |
1024 |
1 |
512 |
1 |
256 |
1 |
2 |
1 |
1024 |
1 |
512 |
1 |
256 |
1 |
2 |
1 |
512 |
1 |
256 |
1 |
512 |
1 |
256 |
1 |
1024 |
1 |
512 |
1 |
256 |
1 |
2 |
1 |
1024 |
1023 |
1024 |
1023 |
1024 |