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