I need help to solve this problem from an ICPC Regional Contest
It's easy to find the MEX difference of the subarray [l:r] in O(1), F(l, r). but what makes it hard is to find the maximum MEX difference among all subarrays inside range l:r
I need help to solve this problem from an ICPC Regional Contest
It's easy to find the MEX difference of the subarray [l:r] in O(1), F(l, r). but what makes it hard is to find the maximum MEX difference among all subarrays inside range l:r
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