Maximum Number of Groups Getting Fresh Donuts

You are given an integer array nums where nums[i] is the number of donuts in the ith box. You are also given an integer groupSize, the maximum size of each group.

You can choose any number of donuts from each box and distribute them among different groups. The groups are subjected to the following conditions:

Each group must have at least groupSize number of donuts. The total number of donuts in all the groups must be minimum. Return the maximum number of groups you can make.