Add container-with-most-water solution

Author: Jeehay28

container-with-most-water/Jeehay28.js

@@ -0,0 +1,29 @@
+/**
+ * @param {number[]} height
+ * @return {number}
+ */
+
+// Time Complexity: O(n)
+// Space Complexity: O(1)
+var maxArea = function (height) {
+  let start = 0;
+  let end = height.length - 1;
+  let maxArea = 0;
+
+  while (start < end) {
+    const area = (end - start) * Math.min(height[start], height[end]);
+    maxArea = Math.max(area, maxArea);
+
+    // The shorter height limits the area.
+    // By moving the pointer associated with the shorter height,
+    // the algorithm maximizes the chance of finding a taller line that can increase the area.
+    // This is the essence of the two-pointer strategy for the container problem.
+    if (height[start] < height[end]) {
+      start += 1;
+    } else {
+      end -= 1;
+    }
+  }
+  return maxArea;
+};
+