diff --git a/H0ngJu/README.md b/H0ngJu/README.md
index 51325d9c..15aa5387 100644
--- a/H0ngJu/README.md
+++ b/H0ngJu/README.md
@@ -1,8 +1,9 @@
 ## ✏️ 기록
 
-| 차시  |    날짜    | 문제유형 |                                         링크                                          |                        풀이                         |
-| :---: | :--------: | :------: | :-----------------------------------------------------------------------------------: | :-------------------------------------------------: |
-| 1차시 | 2024.03.05 |    큐    |      [프로세스](https://school.programmers.co.kr/learn/courses/30/lessons/42587)      | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/151 |
+| 차시  |    날짜    | 문제유형 |                                    링크                                     |                        풀이                         |
+| :---: | :--------: | :------: | :-------------------------------------------------------------------------: | :-------------------------------------------------: |
+| 1차시 | 2024.03.05 |    큐    | [프로세스](https://school.programmers.co.kr/learn/courses/30/lessons/42587) | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/151 |
 | 2차시 | 2024.03.07 |    큐    | [다리를 지나는 트럭](https://school.programmers.co.kr/learn/courses/30/lessons/42583) | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/153 |
+| 3차시 | 2024.03.10 |    힙    |             [N번째 큰 수](https://www.acmicpc.net/problem/2075)             | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/156 |
 
 ---
diff --git "a/H0ngJu/\355\236\231/N\353\262\210\354\247\270 \355\201\260 \354\210\230.py" "b/H0ngJu/\355\236\231/N\353\262\210\354\247\270 \355\201\260 \354\210\230.py"
new file mode 100644
index 00000000..5a22ef79
--- /dev/null
+++ "b/H0ngJu/\355\236\231/N\353\262\210\354\247\270 \355\201\260 \354\210\230.py"	
@@ -0,0 +1,19 @@
+import sys
+import heapq
+
+line = int(sys.stdin.readline().strip())
+
+heap = []
+heapq.heapify(heap)
+
+for i in range(line):
+    data = list(map(int, sys.stdin.readline().strip().split()))
+    for s in data:
+        if len(heap) < line:
+            heapq.heappush(heap, s)
+        else:
+            if s > heap[0]:
+                heapq.heappop(heap)
+                heapq.heappush(heap, s)
+
+print(heap[0])
\ No newline at end of file