diff --git a/5.leetcode/src/com/fanxb/common/Q1846.java b/5.leetcode/src/com/fanxb/common/Q1846.java
new file mode 100644
index 0000000..e20aa90
--- /dev/null
+++ b/5.leetcode/src/com/fanxb/common/Q1846.java
@@ -0,0 +1,29 @@
+package com.fanxb.common;
+
+import java.util.Arrays;
+
+/**
+ * 题目地址： https://leetcode-cn.com/problems/partition-labels/
+ * 解题思路：首先遍历一次字符串，记录每个字母最后出现的位置
+ * 然后再遍历一遍，记录当前字符串的开始位置start,结束位置end. 当第i个字母的结束位置》end时end=第i个字母的结束位置，知道i=end说明当前位置为字符串的结束位置
+ *
+ * @author fanxb
+ * Date: 2020/6/9 15:10
+ */
+public class Q1846 {
+    public int maximumElementAfterDecrementingAndRearranging(int[] arr) {
+        Arrays.sort(arr);
+        arr[0] = 1;
+        for (int i = 1; i < arr.length; i++) {
+            if (arr[i] - arr[i - 1] > 1) {
+                arr[i] = arr[i - 1] + 1;
+            }
+        }
+        return arr[arr.length - 1];
+    }
+
+
+    public static void main(String[] args) {
+        System.out.println(new Q1846().maximumElementAfterDecrementingAndRearranging(new int[]{2,2,1,2,1}));
+    }
+}
diff --git a/redis-cluster/redis-cluster/.gitignore b/redis-cluster/redis-cluster/.gitignore
new file mode 100644
index 0000000..97fdc0a
--- /dev/null
+++ b/redis-cluster/redis-cluster/.gitignore
@@ -0,0 +1,6 @@
+data/main/*
+!data/main/.gitkeep
+data/slave1/*
+!data/slave1/.gitkeep
+data/slave2/*
+!data/slave2/.gitkeep
\ No newline at end of file
diff --git a/redis-cluster/redis-cluster/config/node2.conf b/redis-cluster/redis-cluster/config/node2.conf
new file mode 100644
index 0000000..1a5639b
--- /dev/null
+++ b/redis-cluster/redis-cluster/config/node2.conf
@@ -0,0 +1,5 @@
+bind 0.0.0.0
+port 11002
+# 开启集群模式
+cluster-enabled yes
+cluster-config-file "redis-node2.conf"
diff --git a/redis-cluster/redis-cluster/config/node3.conf b/redis-cluster/redis-cluster/config/node3.conf
new file mode 100644
index 0000000..92356d8
--- /dev/null
+++ b/redis-cluster/redis-cluster/config/node3.conf
@@ -0,0 +1,5 @@
+bind 0.0.0.0
+port 11003
+# 开启集群模式
+cluster-enabled yes
+cluster-config-file "redis-node3.conf"
diff --git a/redis-cluster/redis-cluster/config/node4.conf b/redis-cluster/redis-cluster/config/node4.conf
new file mode 100644
index 0000000..b85eda8
--- /dev/null
+++ b/redis-cluster/redis-cluster/config/node4.conf
@@ -0,0 +1,5 @@
+bind 0.0.0.0
+port 11004
+# 开启集群模式
+cluster-enabled yes
+cluster-config-file "redis-node4.conf"
diff --git a/redis-cluster/redis-cluster/config/node5.conf b/redis-cluster/redis-cluster/config/node5.conf
new file mode 100644
index 0000000..bb2149b
--- /dev/null
+++ b/redis-cluster/redis-cluster/config/node5.conf
@@ -0,0 +1,5 @@
+bind 0.0.0.0
+port 11005
+# 开启集群模式
+cluster-enabled yes
+cluster-config-file "redis-node5.conf"
diff --git a/redis-cluster/redis-cluster/config/node6.conf b/redis-cluster/redis-cluster/config/node6.conf
new file mode 100644
index 0000000..a5b80ec
--- /dev/null
+++ b/redis-cluster/redis-cluster/config/node6.conf
@@ -0,0 +1,5 @@
+bind 0.0.0.0
+port 11006
+# 开启集群模式
+cluster-enabled yes
+cluster-config-file "redis-node6.conf"
diff --git a/redis-cluster/redis-cluster/docker-compose.yml b/redis-cluster/redis-cluster/docker-compose.yml
new file mode 100644
index 0000000..a6feec3
--- /dev/null
+++ b/redis-cluster/redis-cluster/docker-compose.yml
@@ -0,0 +1,45 @@
+version: "3"
+services:
+
+  node1:
+    image: redis:6.2.4
+    volumes:
+      - ./config:/usr/local/etc/redis
+    command: ["redis-server","/usr/local/etc/redis/node1.conf"]
+    network_mode: "host"
+
+  node2:
+    image: redis:6.2.4
+    volumes:
+      - ./config:/usr/local/etc/redis
+    command: ["redis-server","/usr/local/etc/redis/node2.conf"]
+    network_mode: "host"
+
+  node3:
+    image: redis:6.2.4
+    volumes:
+      - ./config:/usr/local/etc/redis
+    command: ["redis-server","/usr/local/etc/redis/node3.conf"]
+    network_mode: "host"
+
+  node4:
+    image: redis:6.2.4
+    volumes:
+      - ./config:/usr/local/etc/redis
+    command: ["redis-server","/usr/local/etc/redis/node4.conf"]
+    network_mode: "host"
+
+  node5:
+    image: redis:6.2.4
+    volumes:
+      - ./config:/usr/local/etc/redis
+    command: ["redis-server","/usr/local/etc/redis/node5.conf"]
+    network_mode: "host"
+
+  node6:
+    image: redis:6.2.4
+    volumes:
+      - ./config:/usr/local/etc/redis
+    command: ["redis-server","/usr/local/etc/redis/node6.conf"]
+    network_mode: "host"
+