diff --git "a/\346\234\261\351\233\252\351\233\250/\346\225\260\346\215\256\345\272\223/.keep" "b/\346\234\261\351\233\252\351\233\250/\346\225\260\346\215\256\345\272\223/.keep"
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git "a/\346\234\261\351\233\252\351\233\250/\346\225\260\346\215\256\345\272\223/zuoye.js" "b/\346\234\261\351\233\252\351\233\250/\346\225\260\346\215\256\345\272\223/zuoye.js"
new file mode 100644
index 0000000000000000000000000000000000000000..16aca65acb270abed0eb8fcfabd44a5bea225cd0
--- /dev/null
+++ "b/\346\234\261\351\233\252\351\233\250/\346\225\260\346\215\256\345\272\223/zuoye.js"
@@ -0,0 +1,33 @@
+let mysql = require("mysql");
+ let connection = mysql.createConnection({host:"127.0.0.1",user:"root",password:"root",port:"3306",database:"damolanan"});
+// 作业：建一个用户表（有姓名,年龄,性别,创建时间,修改时间）,使用模块加mysql模块,实现对数据的增删改查
+//修改时记得，把修改时间改成修改时的时间，能实现分页（选做）
+//连接
+connection.connect();
+//查询数据
+// let sql = "select * from user limit 1";
+// connection.query(sql,(err,data)=>{
+//     console.log(err);
+//     console.log(data);
+//     console.log(data[0].name);
+// });
+//增加数据
+// let insert="insert into user(`name`,`age`,`xingbie`) value ('支付宝','15','男')";
+// connection.query(insert,(err,data)=>{
+//     console.log(err);
+//     console.log(data);
+// })
+// //删数据
+// let delecta="delete from user where age=6";
+// connection.query(delecta,(err,data)=>{
+//     console.log(err);
+//     console.log(data);
+// });
+// //更新数据
+// let update ="update user set name='支付宝' where age=15";
+// connection.query(update,(err,data)=>{
+//     console.log(err);
+//     console.log(data);
+// });
+//结束
+connection.end();
diff --git "a/\346\234\261\351\233\252\351\233\250/\346\225\260\346\215\256\346\265\201/.keep" "b/\346\234\261\351\233\252\351\233\250/\346\225\260\346\215\256\346\265\201/.keep"
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git "a/\346\234\261\351\233\252\351\233\250/\346\225\260\346\215\256\346\265\201/ee.js" "b/\346\234\261\351\233\252\351\233\250/\346\225\260\346\215\256\346\265\201/ee.js"
new file mode 100644
index 0000000000000000000000000000000000000000..61767eeeec74a850d4ec59d7fecd854af10a5d3e
--- /dev/null
+++ "b/\346\234\261\351\233\252\351\233\250/\346\225\260\346\215\256\346\265\201/ee.js"
@@ -0,0 +1,42 @@
+//创建fs模块
+let fs = require("fs");
+if (!fs.existsSync("files")) fs.mkdirSync("files");
+let big = fs.openSync("./files/big.txt", "w",);
+//写入文本
+for(i=1;i<=10;i++){
+    //文本写入
+    fs.writeSync(big,"嗨嗨嗨，你是老八");
+}
+fs.closeSync(big);
+//创建阅读流
+var rs = fs.createReadStream("./files/big.txt", 'utf-8');
+var read=fs.readFileSync("./files/big.txt",'utf-8');
+var sc=[];
+//取到最大的那个值与出现次数
+    for(var j=0;j<read.length;j++){
+      let str=read.charAt(j);
+      if(sc[str]){
+        sc[str]++
+      }else{
+        sc[str]=1;
+      }
+    }
+    let number=0;
+    let max='';
+    for(var k in sc){
+      if(sc[k]>max){
+        number=sc[k];
+        max=k;
+      }
+    }
+    //输出文本
+rs.on("data", (giao) => {
+   console.log(giao);
+});
+//输出结果
+rs.on("end", (giao) => {
+    console.log('最多的字符是:',max);
+    console.log("出现了:"+number+"次")
+    console.log("运行结束");
+});
+//结束
\ No newline at end of file