auto update README.md

Author: CheChe903

README.md

@@ -109,6 +109,7 @@
 |17609. 회문|[링크](./%EB%B0%B1%EC%A4%80/Gold/17609.%E2%80%85%ED%9A%8C%EB%AC%B8/README.md)|
 |17616. 등수 찾기|[링크](./%EB%B0%B1%EC%A4%80/Gold/17616.%E2%80%85%EB%93%B1%EC%88%98%E2%80%85%EC%B0%BE%EA%B8%B0/README.md)|
 |1781. 컵라면|[링크](./%EB%B0%B1%EC%A4%80/Gold/1781.%E2%80%85%EC%BB%B5%EB%9D%BC%EB%A9%B4/%EC%BB%B5%EB%9D%BC%EB%A9%B4.java)|
+|1806. 부분합|[링크](./%EB%B0%B1%EC%A4%80/Gold/1806.%E2%80%85%EB%B6%80%EB%B6%84%ED%95%A9/%EB%B6%80%EB%B6%84%ED%95%A9.java)|
 |18405. 경쟁적 전염|[링크](./%EB%B0%B1%EC%A4%80/Gold/18405.%E2%80%85%EA%B2%BD%EC%9F%81%EC%A0%81%E2%80%85%EC%A0%84%EC%97%BC/README.md)|
 |18428. 감시 피하기|[링크](./%EB%B0%B1%EC%A4%80/Gold/18428.%E2%80%85%EA%B0%90%EC%8B%9C%E2%80%85%ED%94%BC%ED%95%98%EA%B8%B0/%EA%B0%90%EC%8B%9C%E2%80%85%ED%94%BC%ED%95%98%EA%B8%B0.java)|
 |1865. 웜홀|[링크](./%EB%B0%B1%EC%A4%80/Gold/1865.%E2%80%85%EC%9B%9C%ED%99%80/%EC%9B%9C%ED%99%80.java)|