source-code/Rectangle_Overlap.cpp

class Solution {
public:
    bool isRectangleOverlap(vector<int>& rec1, vector<int>& rec2) {
        int x11 = rec1[0], y11 = rec1[1];
        int x12 = rec1[2], y12 = rec1[3];
        
        int x21 = rec2[0], y21 = rec2[1];
        int x22 = rec2[2], y22 = rec2[3];
        
        return x11 < x22 and x21 < x12 and y11 < y22 and y21 < y12;
    }
};