diff --git a/algorithms_task_3/student/include/impl.h b/algorithms_task_3/student/include/impl.h
index 88411e96..eee1ee09 100644
--- a/algorithms_task_3/student/include/impl.h
+++ b/algorithms_task_3/student/include/impl.h
@@ -1,5 +1,5 @@
 #pragma once
-
+#include <algorithm>
 /** @todo Implement right-shifting algorithm for bidirectional ranges
  *
  *  BI - bidirectional iterator type
@@ -13,4 +13,6 @@
  * @note behavior is undefined if shift out of bounds
  */
 template<class BiIt>
-BiIt shift_right_n(BiIt begin, BiIt end, typename BiIt::difference_type shift);
+BiIt shift_right_n(BiIt begin, BiIt end, typename BiIt::difference_type shift) {
+    return std::move_backward(begin, end, std::next(end, shift));
+}
\ No newline at end of file