diff --git a/src/easy/LeetCode0001.java b/src/easy/LeetCode0001.java
index 8aa323a54e620205beb5ff85dc080a125143981a..4f27011059ccee9df4455a705dcc045142cd543b 100644
--- a/src/easy/LeetCode0001.java
+++ b/src/easy/LeetCode0001.java
@@ -1,5 +1,7 @@
 package easy;
 
+import useful.MyUtils;
+
 import java.util.HashMap;
 import java.util.Map;
 
@@ -24,18 +26,17 @@ public class LeetCode0001 {
         int[] nums = {2, 7, 11, 15};
         int target = 9;
         int[] result = new LeetCode0001().useMap(nums,target);
-        for (int num:result) {
-            System.out.print(num + "\t");
-        }
+        new MyUtils<>().print("info",result);
     }
 
     /**
      * 使用Map实现
+     *
      * @param nums 传入数组
      * @param target 检查值
      * @return 返回
      */
-    private int[]  useMap(int[] nums, int target) {
+    private int[] useMap(int[] nums, int target) {
         Map<Integer,Integer> map = new HashMap<>();
 
         for (int i = 0; i < nums.length; ++i) {
@@ -47,3 +48,4 @@ public class LeetCode0001 {
         return new int[0];
     }
 }
+
diff --git a/src/log4j.properties b/src/log4j.properties
new file mode 100644
index 0000000000000000000000000000000000000000..4c8eb8e063593642c7d20cb52c4297ce4f418f26
--- /dev/null
+++ b/src/log4j.properties
@@ -0,0 +1,24 @@
+### ����###
+log4j.rootLogger = debug,stdout,D,E
+
+### �����Ϣ������̧ ###
+log4j.appender.stdout = org.apache.log4j.ConsoleAppender
+log4j.appender.stdout.Target = System.out
+log4j.appender.stdout.layout = org.apache.log4j.PatternLayout
+log4j.appender.stdout.layout.ConversionPattern = [%-4p] %d{yyyy/MM/dd HH:mm:ss.SSS} -> %l%n%m%n
+
+### ���DEBUG �������ϵ���־��=E://logs/debug.log ###
+log4j.appender.D = org.apache.log4j.DailyRollingFileAppender
+log4j.appender.D.File = D://workspace/gitshare/leetCode/logs/debug.log
+log4j.appender.D.Append = true
+log4j.appender.D.Threshold = DEBUG
+log4j.appender.D.layout = org.apache.log4j.PatternLayout
+log4j.appender.D.layout.ConversionPattern = %-d{yyyy/MM/dd HH:mm:ss.SSS} -> %l%n%m%n
+
+### ���ERROR �������ϵ���־��=E://logs/error.log ###
+log4j.appender.E = org.apache.log4j.DailyRollingFileAppender
+log4j.appender.E.File = D://workspace/gitshare/leetCode/logs/error.log
+log4j.appender.E.Append = true
+log4j.appender.E.Threshold = ERROR
+log4j.appender.E.layout = org.apache.log4j.PatternLayout
+log4j.appender.E.layout.ConversionPattern = %-d{yyyy/MM/dd HH:mm:ss.SSS} -> %l%n%m%n
\ No newline at end of file
diff --git a/src/useful/EnumLogType.java b/src/useful/EnumLogType.java
new file mode 100644
index 0000000000000000000000000000000000000000..15cd1e743571b8e0b818af36ca8340844e9701ac
--- /dev/null
+++ b/src/useful/EnumLogType.java
@@ -0,0 +1,35 @@
+package useful;
+
+import java.util.Arrays;
+
+public enum EnumLogType implements IEnum {
+
+    INFO("1","info"),
+    DEBUG("2","debug"),
+    ERROR("3","error"),;
+
+    EnumLogType(String code, String description) {
+    }
+
+    @Override
+    public String getCode() {
+        return code;
+    }
+
+    @Override
+    public String getDescription() {
+        return description;
+    }
+
+    private String code;
+
+    private String description;
+
+    private static EnumLogType find(String code) {
+
+        return Arrays.stream(EnumLogType.values())
+                .filter(enumLogType -> enumLogType.code.equals(code))
+                .findFirst()
+                .orElse(null);
+    }
+}
diff --git a/src/useful/IEnum.java b/src/useful/IEnum.java
new file mode 100644
index 0000000000000000000000000000000000000000..687322b6a758dfe96f8eecc331a5c5939b3abc3a
--- /dev/null
+++ b/src/useful/IEnum.java
@@ -0,0 +1,10 @@
+package useful;
+
+import com.fasterxml.jackson.annotation.JsonValue;
+
+public interface IEnum {
+    @JsonValue
+    String getCode();
+    @JsonValue
+    String getDescription();
+}
diff --git a/src/useful/MyUtils.java b/src/useful/MyUtils.java
new file mode 100644
index 0000000000000000000000000000000000000000..55e74aa8bf24378ff90b18cd8f3e2cc1ca5d96eb
--- /dev/null
+++ b/src/useful/MyUtils.java
@@ -0,0 +1,37 @@
+package useful;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import static useful.EnumLogType.*;
+
+public class MyUtils<T> {
+
+    /**
+     * 引入Logger
+     */
+    private static Logger logger = LoggerFactory.getLogger(MyUtils.class);
+
+    /**
+     * 打印控制台
+     * @param args 入参
+     */
+    public void print(String type,T... args) {
+        for (T arg: args) {
+            this.printAll(type, arg);
+        }
+    }
+
+    private void printAll(String type, T arg) {
+        switch (type) {
+            case "info": logger.info("{}", arg);
+                break;
+            case "debug": logger.debug("{}", arg);
+                break;
+            case "error": logger.error("{}", arg);
+                break;
+            default:
+        }
+    }
+
+}