diff --git a/README.md b/README.md
index 02be022..75344b0 100644
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@@ -183,3 +183,7 @@
 |82612. 부족한 금액 계산하기|[링크](./%ED%94%84%EB%A1%9C%EA%B7%B8%EB%9E%98%EB%A8%B8%EC%8A%A4/1/82612.%E2%80%85%EB%B6%80%EC%A1%B1%ED%95%9C%E2%80%85%EA%B8%88%EC%95%A1%E2%80%85%EA%B3%84%EC%82%B0%ED%95%98%EA%B8%B0/README.md)|
 |86051. 없는 숫자 더하기|[링크](./%ED%94%84%EB%A1%9C%EA%B7%B8%EB%9E%98%EB%A8%B8%EC%8A%A4/1/86051.%E2%80%85%EC%97%86%EB%8A%94%E2%80%85%EC%88%AB%EC%9E%90%E2%80%85%EB%8D%94%ED%95%98%EA%B8%B0/%EC%97%86%EB%8A%94%E2%80%85%EC%88%AB%EC%9E%90%E2%80%85%EB%8D%94%ED%95%98%EA%B8%B0.py)|
 |87389. 나머지가 1이 되는 수 찾기|[링크](./%ED%94%84%EB%A1%9C%EA%B7%B8%EB%9E%98%EB%A8%B8%EC%8A%A4/1/87389.%E2%80%85%EB%82%98%EB%A8%B8%EC%A7%80%EA%B0%80%E2%80%851%EC%9D%B4%E2%80%85%EB%90%98%EB%8A%94%E2%80%85%EC%88%98%E2%80%85%EC%B0%BE%EA%B8%B0/README.md)|
+### 🚀 2
+| 문제번호 | 링크 |
+| ----- | ----- |
+|42586. 기능개발|[링크](./%ED%94%84%EB%A1%9C%EA%B7%B8%EB%9E%98%EB%A8%B8%EC%8A%A4/2/42586.%E2%80%85%EA%B8%B0%EB%8A%A5%EA%B0%9C%EB%B0%9C/README.md)|