Create maximum-area-of-a-piece-of-cake-after-horizontal-and-vertical-cuts.cpp

Author: kamyu104

C++/maximum-area-of-a-piece-of-cake-after-horizontal-and-vertical-cuts.cpp

@@ -0,0 +1,20 @@
+// Time:  O(hlogh + wlogw)
+// Space: O(1)
+
+class Solution {
+public:
+    int maxArea(int h, int w, vector<int>& horizontalCuts, vector<int>& verticalCuts) {
+        static const int MOD = 1e9 + 7;
+        return max_len(h, &horizontalCuts) * max_len(w, &verticalCuts) % MOD;
+    }
+
+private:
+    uint64_t max_len(int l, vector<int> *cuts) {
+        sort(begin(*cuts), end(*cuts));
+        l = max((*cuts)[0] - 0, l - cuts->back());
+        for (int i = 1; i < cuts->size(); ++i) {
+            l = max(l, (*cuts)[i] - (*cuts)[i - 1]);
+        }
+        return l;
+    }
+};