Given an array with N elements and a number P (P ≤ N). Pick randomly P elements from the array, let's call T the product of these elements. Find the largest x that T % 10^x = 0
Example:
Input
3 2
26 5 96
Output
1
Input
3 2
25 4 90
Output
2
Help me with this DP problem
Given an array with N elements and a number P (P ≤ N). Pick randomly P elements from the array, let's call T the product of these elements. Find the largest x that T % 10^x = 0
Example:
Input
3 2
26 5 96
Output
1
Input
3 2
25 4 90
Output
2
Rev. | Язык | Кто | Когда | Δ | Комментарий | |
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en1 | thanhchauns2 | 2021-04-20 14:59:47 | 300 | Initial revision (published) |