auto update README.md

Author: yunhoJ

README.md

@@ -97,6 +97,7 @@
 |1193. 분수찾기|[링크](./%EB%B0%B1%EC%A4%80/Silver/1193.%E2%80%85%EB%B6%84%EC%88%98%EC%B0%BE%EA%B8%B0/README.md)|
 |1269. 대칭 차집합|[링크](./%EB%B0%B1%EC%A4%80/Silver/1269.%E2%80%85%EB%8C%80%EC%B9%AD%E2%80%85%EC%B0%A8%EC%A7%91%ED%95%A9/%EB%8C%80%EC%B9%AD%E2%80%85%EC%B0%A8%EC%A7%91%ED%95%A9.java)|
 |1316. 그룹 단어 체커|[링크](./%EB%B0%B1%EC%A4%80/Silver/1316.%E2%80%85%EA%B7%B8%EB%A3%B9%E2%80%85%EB%8B%A8%EC%96%B4%E2%80%85%EC%B2%B4%EC%BB%A4/README.md)|
+|1406. 에디터|[링크](./%EB%B0%B1%EC%A4%80/Silver/1406.%E2%80%85%EC%97%90%EB%94%94%ED%84%B0/%EC%97%90%EB%94%94%ED%84%B0.java)|
 |1427. 소트인사이드|[링크](./%EB%B0%B1%EC%A4%80/Silver/1427.%E2%80%85%EC%86%8C%ED%8A%B8%EC%9D%B8%EC%82%AC%EC%9D%B4%EB%93%9C/README.md)|
 |1436. 영화감독 숌|[링크](./%EB%B0%B1%EC%A4%80/Silver/1436.%E2%80%85%EC%98%81%ED%99%94%EA%B0%90%EB%8F%85%E2%80%85%EC%88%8C/%EC%98%81%ED%99%94%EA%B0%90%EB%8F%85%E2%80%85%EC%88%8C.java)|
 |14888. 연산자 끼워넣기|[링크](./%EB%B0%B1%EC%A4%80/Silver/14888.%E2%80%85%EC%97%B0%EC%82%B0%EC%9E%90%E2%80%85%EB%81%BC%EC%9B%8C%EB%84%A3%EA%B8%B0/%EC%97%B0%EC%82%B0%EC%9E%90%E2%80%85%EB%81%BC%EC%9B%8C%EB%84%A3%EA%B8%B0.java)|