import java.util.*;

public class Gloves {
    public int findMinimum(int n, int[] left, int[] right) {
        // write code here
        int leftSum = 0;
        int rightSum = 0;
        int leftmin = Integer.MAX_VALUE;
        int rightmin = Integer.MAX_VALUE;
        int sum = 0;
        for (int i = 0; i < n; i++) {
            if (left[i] * right[i] == 0) {
                sum += left[i] + right[i];
            }else {
                leftSum += left[i];
                rightSum += right[i];
                if (leftmin > left[i]) {
                    leftmin = left[i];
                }
                if (rightmin > right[i]) {
                    rightmin = right[i];
                }
            }
        }
        return Math.min(leftSum-leftmin+1,rightSum-rightmin+1) + 1 + sum;
    }
}