add: 只出现一次的数字等

src/array/container-with-most-water.js

@@ -0,0 +1,48 @@
+/**
+ * 双指针
+ * @param {number[]} heights
+ * @return {number}
+ */
+export const maxArea = function (heights) {
+  let max = 0
+
+  let l = 0
+  let r = heights.length - 1
+
+  while (l < r) {
+    const height = Math.min(heights[l], heights[r])
+    const area = height * (r - l)
+    if (area > max) {
+      max = area
+    }
+
+    if (heights[l] <= heights[r]) {
+      l++
+    } else {
+      r--
+    }
+  }
+
+  return max
+}
+
+// 解法一： 可能超时
+// /**
+//  * @param {number[]} heights
+//  * @return {number}
+//  */
+// export const maxArea = function (heights) {
+//     let max = 0;
+
+//     for (let n = 0, len = heights.length; n < len - 1; n++) {
+//         for (let i = 1; i < len; i++) {
+//             const height = Math.min(heights[n], heights[i])
+//             const area = height * (i - n)
+//             if (area > max) {
+//                 max = area
+//             }
+//         }
+//     }
+
+//     return max
+// }