add: 只出现一次的数字等

src/array/search-in-rotated-sorted-array.js

@@ -0,0 +1,38 @@
+/**
+ * @param {number[]} nums
+ * @param {number} target
+ * @return {number}
+ */
+export const search = function (nums, target) {
+  // 参考 src/array/binary-search.js
+  let l = 0
+  let r = nums.length - 1
+  while (l <= r) {
+    const mid = l + ((r - l) >> 1)
+    if (nums[mid] === target) return mid
+
+    if (nums[l] <= nums[mid]) {
+      if (nums[mid] > target && nums[l] <= target) {
+        r = mid - 1
+      } else {
+        l = mid + 1
+      }
+    } else {
+      if (nums[mid] < target && nums[r] >= target) {
+        l = mid + 1
+      } else {
+        r = mid - 1
+      }
+    }
+  }
+  return -1
+}
+
+/**
+ * @param {number[]} nums
+ * @param {number} target
+ * @return {number}
+ */
+// export const search = (nums, target) => {
+//   return nums.indexOf(target)
+// }