feat: add search rotated sorted array iteratively

Author: MoigeMatino

arrays_and_strings/search_rotated_sorted_array/__init__.py

@@ -0,0 +1,21 @@
+def search_rotated_sorted_array(nums: list[int], target: int) -> int:
+    low = 0
+    high = len(nums) - 1
+    
+    while low <= high:
+        mid = low + (high - low)//2
+        if nums[mid] == target:
+            return mid
+        
+        if nums[low] <= nums[mid]:
+            if nums[low] <= target and target <= nums[mid]:
+                high = mid - 1
+            else:
+                low = mid + 1
+                
+        else:
+            if nums[mid] <= target and target <= nums[high]:
+                low = mid + 1
+            else:
+                high = mid - 1
+    return -1