高静
阴间?
by critnos @ 2020-06-14 20:18:50
@[ly19](/user/352110) 要用高精度啊…………
by lzqy_ @ 2020-06-14 20:18:58
@[ly19](/user/352110) 这不高精题吗……
by Ink_Bottle @ 2020-06-14 20:19:26
@[_26535_](/user/203623) 呜呜呜,难受差点禁止发言
by ly19 @ 2020-06-14 20:19:26
?
by lu_run_ting @ 2020-06-14 20:19:54
你终于发对地方了……
by _SAR_ @ 2020-06-14 20:20:52
@[_SAR_](/user/210890) 终于弄懂了
by ly19 @ 2020-06-14 20:21:21
@[栾竹清影](/user/288716) 高精+吗
by ly19 @ 2020-06-14 20:21:47
@[wangsixian2007](/user/263469) 高精+吗
by ly19 @ 2020-06-14 20:21:59
@[ly19](/user/352110) 要高精
另外python一行了解一下……
```python
print(2**(int(input())+1)-2)
```
by Smile_Cindy @ 2020-06-14 20:22:15