Minimum Time Visiting All Points

minimum_time_visiting_all_points_1266.cpp

class Solution {
public:
    int minTimeToVisitAllPoints(vector<vector<int>>& points) {
        int time = 0;
        for(int i = 1; i < points.size() ; i++)
        {
            int x, y, m;
            x = abs(points[i-1][0] - points[i][0]);
            y = abs(points[i-1][1] - points[i][1]);
            m = min(x, y);
            time += x + y - m;
        }
        return time ;
    }
};