https://leetcode.com/problems/minimum-moves-to-equal-array-elements/

min_moves.cpp

int minMoves(vector<int>& nums) {
  int base = numeric_limits<int>::max();
  int sum = 0;
  for (int i = 0; i < nums.size(); ++i) {
    sum += nums[i];
    base = min(base, nums[i]);
  }
  return sum - base * nums.size();
}