Maximum Area of a Piece of Cake After Horizontal and Vertical Cuts Solutions in C++

/// Source : https://leetcode.com/problems/maximum-area-of-a-piece-of-cake-after-horizontal-and-vertical-cuts/
/// Author : liuyubobobo
/// Time   : 2020-05-30

#include <iostream>
#include <vector>

using namespace std;


/// Sorting and Find the max gap
/// Time Complexity: O(nlogn)
/// Space Complexity: O(1)
class Solution {

private:
    const long long MOD = 1e9 + 7;

public:
    int maxArea(int h, int w, vector<int>& horizontalCuts, vector<int>& verticalCuts) {

        horizontalCuts.push_back(h);
        verticalCuts.push_back(w);
        sort(horizontalCuts.begin(), horizontalCuts.end());
        sort(verticalCuts.begin(), verticalCuts.end());

        int a = horizontalCuts[0];
        for(int i = 1; i < horizontalCuts.size(); i ++)
            a = max(a, horizontalCuts[i] - horizontalCuts[i - 1]);

        int b = verticalCuts[0];
        for(int i = 1; i < verticalCuts.size(); i ++)
            b = max(b, verticalCuts[i] - verticalCuts[i - 1]);

        return (long long)a * (long long)b % MOD;
    }
};


int main() {

    return 0;
}