diff --git a/data/progress.txt b/data/progress.txt
index ec247c4e..2d4e4c64 100644
--- a/data/progress.txt
+++ b/data/progress.txt
@@ -1,4 +1,4 @@
-20240228: 20,21
+20240228: 20,21,23,33(again)
 20240227: 1,3,5,4,19
 20231218: 57(todo),58(todo),268,61(todo),297
 20231211: 39,53,48,56
diff --git a/data/to_review.txt b/data/to_review.txt
index 6c865961..c20ed727 100644
--- a/data/to_review.txt
+++ b/data/to_review.txt
@@ -1,18 +1,18 @@
-2024-04-23 -> ['20,21']
+2024-04-23 -> ['20,21,23,33(again)']
 2024-04-22 -> ['1,3,5,4,19']
-2024-04-02 -> ['20,21']
+2024-04-02 -> ['20,21,23,33(again)']
 2024-04-01 -> ['1,3,5,4,19']
-2024-03-20 -> ['20,21']
+2024-03-20 -> ['20,21,23,33(again)']
 2024-03-19 -> ['1,3,5,4,19']
-2024-03-12 -> ['20,21']
+2024-03-12 -> ['20,21,23,33(again)']
 2024-03-11 -> ['1,3,5,4,19']
-2024-03-07 -> ['20,21']
+2024-03-07 -> ['20,21,23,33(again)']
 2024-03-06 -> ['1,3,5,4,19']
-2024-03-04 -> ['20,21']
+2024-03-04 -> ['20,21,23,33(again)']
 2024-03-03 -> ['1,3,5,4,19']
-2024-03-02 -> ['20,21']
-2024-03-01 -> ['20,21', '1,3,5,4,19']
-2024-02-29 -> ['20,21', '1,3,5,4,19']
+2024-03-02 -> ['20,21,23,33(again)']
+2024-03-01 -> ['20,21,23,33(again)', '1,3,5,4,19']
+2024-02-29 -> ['20,21,23,33(again)', '1,3,5,4,19']
 2024-02-28 -> ['1,3,5,4,19']
 2024-02-11 -> ['57(todo),58(todo),268,61(todo),297']
 2024-02-04 -> ['39,53,48,56']
diff --git a/doc/cheatsheet/binary_search.md b/doc/cheatsheet/binary_search.md
index 851784f3..07866edd 100644
--- a/doc/cheatsheet/binary_search.md
+++ b/doc/cheatsheet/binary_search.md
@@ -49,6 +49,8 @@
         - Garena/test1.py
     - Search in Rotated Sorted Array
         - LC 033
+            - // CASE 1) sub array left is sorted
+            - // CASE 2) sub array right is sorted
     - Search in 2D array
         - LC 74
     - Find min in Rotation array
diff --git a/leetcode_java/src/main/java/LeetCodeJava/BinarySearch/SearchInRotatedSortedArray.java b/leetcode_java/src/main/java/LeetCodeJava/BinarySearch/SearchInRotatedSortedArray.java
index 06eba827..b3cdc8c3 100644
--- a/leetcode_java/src/main/java/LeetCodeJava/BinarySearch/SearchInRotatedSortedArray.java
+++ b/leetcode_java/src/main/java/LeetCodeJava/BinarySearch/SearchInRotatedSortedArray.java
@@ -4,6 +4,10 @@
 
 public class SearchInRotatedSortedArray {
 
+    // V0
+    // IDEA : BINARY SEARCH
+    // CASE 1) sub array left is sorted
+    // CASE 2) sub array right is sorted
     public int search(int[] nums, int target) {
 
         if (nums.length == 0 || nums.equals(null)){
@@ -46,7 +50,7 @@ public int search(int[] nums, int target) {
              *          - target > nums[r] || target < nums[mid]
              *
              */
-            // Case 2: subarray on mid's left is sorted
+            // Case 1: subarray on mid's left is sorted
             /** NOTE !!! we compare mid with left, instead of 0 idx element */
             else if (nums[mid] >= nums[l]) {
                 if (target >= nums[l] && target < nums[mid]) {
@@ -56,7 +60,7 @@ else if (nums[mid] >= nums[l]) {
                 }
             }
 
-            // Case 3: subarray on mid's right is sorted
+            // Case 2: subarray on mid's right is sorted
             else {
                 if (target <= nums[r] && target > nums[mid]) {
                     l = mid + 1;