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Special Subarray
You are given an array arr of size N of non negative integers. Find number of subarrays of array which are special. A subarray is special if product of its maximum and minimum element in divisible by length of the subarray.
Find Number of special Subarrays.
1 <= N <= 10^5 0 <= arr[i] <= 30
Can anyone tell me approach for this problem?
| Rev. | Язык | Кто | Когда | Δ | Комментарий | |
|---|---|---|---|---|---|---|
| en4 |
|
TalentnotDefined | 2023-07-13 21:38:49 | 4 | Tiny change: ' <= 1000\n1 <= N < 5*10^4\n0 <= arr' -> ' <= 1000\n\n1 <= N < 5*10^4\n\n0 <= arr' | |
| en3 |
|
TalentnotDefined | 2023-07-13 21:38:35 | 36 | Constraint Updated | |
| en2 |
|
TalentnotDefined | 2023-07-13 20:16:33 | 2 | Tiny change: ' <= 10^5\n0 <= arr' -> ' <= 10^5\n\n0 <= arr' | |
| en1 |
|
TalentnotDefined | 2023-07-13 20:12:59 | 363 | Initial revision (published) |
