Can anyone help me to solve this, please?
Find the number of different permutations of length n such that the number of indices i (1 <= i <= n-1) where p[i] > p[i+1] is equal to K.
UPD: 1 <= n <= 3000, 0 <= k < n.
Help pls
Can anyone help me to solve this, please?
Find the number of different permutations of length n such that the number of indices i (1 <= i <= n-1) where p[i] > p[i+1] is equal to K.
UPD: 1 <= n <= 3000, 0 <= k < n.
| Rev. | Язык | Кто | Когда | Δ | Комментарий | |
|---|---|---|---|---|---|---|
| en2 |
|
GG_EZ_DOGS | 2023-08-20 19:14:59 | 32 | Tiny change: ' to K.\n\n' -> ' to K.\n\nUPD: 1 <= n <= 3000, 0 <= k < n.' | |
| en1 |
|
GG_EZ_DOGS | 2023-08-20 19:13:58 | 195 | Initial revision (published) |