diff --git "a/\345\210\230\346\242\205\347\220\263/\344\275\234\344\270\232/1.js" "b/\345\210\230\346\242\205\347\220\263/\344\275\234\344\270\232/1.js"
deleted file mode 100644
index 7d62849ec7aae2099422ae0775ac9b9ad821745b..0000000000000000000000000000000000000000
--- "a/\345\210\230\346\242\205\347\220\263/\344\275\234\344\270\232/1.js"
+++ /dev/null
@@ -1,34 +0,0 @@
-let l= /^[0-9]+[0-9]*/
-let obj={
-    jia: function(a,b){
-        if(!l.test(a)||!l.test(b)){
-            console.log("输入错误")
-        }else{
-            return a+b;
-        }
-    },
-    jian: function(a,b){
-        if(!l.test(a)||!l.test(b)){
-            console.log("输入错误")
-        }else{
-            return a-b;
-        }
-    },
-    cheng: function(a,b){
-        if(!l.test(a)||!l.test(b)){
-            console.log("输入错误")
-        }else{
-            return a*b ;
-        }
-    },
-    chu: function(a,b){
-        var k= /^[1-9]+[0-9]*/;
-        if(!k.test(a)||!k.test(b)){
-            console.log("输入错误，不能为零")
-            
-        }else{
-            return a/b;
-        }
-    }
-}
-module.exports = obj;
diff --git "a/\345\210\230\346\242\205\347\220\263/\344\275\234\344\270\232/2.js" "b/\345\210\230\346\242\205\347\220\263/\344\275\234\344\270\232/2.js"
deleted file mode 100644
index 885c61ea1613b3b3978ffc87686d78e9cac52169..0000000000000000000000000000000000000000
--- "a/\345\210\230\346\242\205\347\220\263/\344\275\234\344\270\232/2.js"
+++ /dev/null
@@ -1,5 +0,0 @@
-let rr = require("./1.js");
-console.log(rr.jia(2,2));
-console.log(rr.jian(10,1));
-console.log(rr.cheng(1,20));
-console.log(rr.chu(15,3));
\ No newline at end of file
diff --git "a/\345\220\264\345\223\262\346\266\224/node\350\256\241\347\256\227\345\231\250/main.js" "b/\345\220\264\345\223\262\346\266\224/node\350\256\241\347\256\227\345\231\250/main.js"
deleted file mode 100644
index 8ad2cf9a77d8f122be7f4b02090e2a1e93862aac..0000000000000000000000000000000000000000
--- "a/\345\220\264\345\223\262\346\266\224/node\350\256\241\347\256\227\345\231\250/main.js"
+++ /dev/null
@@ -1,12 +0,0 @@
-let formula = require("./user.js");
-if (/^[0-9-+()*/.]{0,}$/.test(formula.str)) {
-    var end = eval(formula.str);
-    if (formula.str.indexOf("/") > -1) {
-        for (var i = 1; i < formula.str.split("/").length; i++) {
-            end = eval(formula.str.split("/")[i]) == 0 ? "除号后面不能为0!" : eval(formula.str);
-        }
-    }
-    console.log(end);
-} else {
-    console.log("运用非法字符!");
-}
diff --git "a/\345\220\264\345\223\262\346\266\224/node\350\256\241\347\256\227\345\231\250/user.js" "b/\345\220\264\345\223\262\346\266\224/node\350\256\241\347\256\227\345\231\250/user.js"
deleted file mode 100644
index 42b1434d3ee0a4d747d38912a3026594ec91d118..0000000000000000000000000000000000000000
--- "a/\345\220\264\345\223\262\346\266\224/node\350\256\241\347\256\227\345\231\250/user.js"
+++ /dev/null
@@ -1,2 +0,0 @@
-var str = "1/(1*2-2)";
-exports.str = str;
\ No newline at end of file
diff --git "a/\345\274\240\351\233\250\346\254\243/\346\265\213\350\257\225.txt" "b/\345\274\240\351\233\250\346\254\243/\346\265\213\350\257\225.txt"
deleted file mode 100644
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..0000000000000000000000000000000000000000
diff --git "a/\345\274\240\351\233\250\346\254\243/\350\256\241\347\256\227\345\231\250/result.js" "b/\345\274\240\351\233\250\346\254\243/\350\256\241\347\256\227\345\231\250/result.js"
deleted file mode 100644
index 128bb984af8d8d0309ae93595366898813e0d6ed..0000000000000000000000000000000000000000
--- "a/\345\274\240\351\233\250\346\254\243/\350\256\241\347\256\227\345\231\250/result.js"
+++ /dev/null
@@ -1,6 +0,0 @@
-var objs=require("./use.js");
-
-console.log(objs.jia(1,6));
-console.log(objs.jian(5,7));
-console.log(objs.cheng(2,5));
-console.log(objs.chu(7,7));
\ No newline at end of file
diff --git "a/\345\274\240\351\233\250\346\254\243/\350\256\241\347\256\227\345\231\250/use.js" "b/\345\274\240\351\233\250\346\254\243/\350\256\241\347\256\227\345\231\250/use.js"
deleted file mode 100644
index 577e3304d77afe242d01ca2f78ddf0437d9f2ccf..0000000000000000000000000000000000000000
--- "a/\345\274\240\351\233\250\346\254\243/\350\256\241\347\256\227\345\231\250/use.js"
+++ /dev/null
@@ -1,35 +0,0 @@
-var num=/^[0-9]$/;
-
-var nums=/^[1-9]$/;
-
-var obj={
-    jia:function(num1,num2){
-        if(!num.test(num1) || !num.test(num2)){
-            return "请输入数值！"
-        }else{
-            return num1+num2;
-        }
-    },
-    jian:function(num1,num2){
-         if(!num.test(num1) || !num.test(num2)){
-            return "请输入数值！"
-        }else{
-            return num1-num2;
-        }
-    },
-    cheng:function(num1,num2){
-         if(!num.test(num1) || !num.test(num2)){
-            return "请输入数值！"
-        }else{
-            return num1*num2;
-        }
-    },
-    chu:function(num1,num2){
-         if(!nums.test(num1) || !num.test(num2)){
-            return "请正确输入数值"
-        }else{
-            return num1/num2;
-        }
-    }
-}
-module.exports=obj;
\ No newline at end of file
diff --git "a/\346\235\216\351\235\226\346\256\267/\347\254\254\344\270\200\346\254\241\344\275\234\344\270\232/calculator.js" "b/\346\235\216\351\235\226\346\256\267/\347\254\254\344\270\200\346\254\241\344\275\234\344\270\232/calculator.js"
deleted file mode 100644
index bff56a4b56b9ae7b8d5441f6d040e247c34b3cdb..0000000000000000000000000000000000000000
--- "a/\346\235\216\351\235\226\346\256\267/\347\254\254\344\270\200\346\254\241\344\275\234\344\270\232/calculator.js"
+++ /dev/null
@@ -1,56 +0,0 @@
-//方法一
-// function add(num1,num2){
-//     return num1+num2;
-// }
-// function subtract(num1,num2){
-//     return num1-num2;
-// }
-// function multiply(num1,num2){
-//     return num1*num2;
-// }
-// function divide(num1,num2){
-//     if(num1==0||num2==0){
-//         return "除数或被除数为0";
-//     }
-//     return num1/num2;
-// }
-
-// module.exports.add = add;
-// module.exports.subtract = subtract;
-// module.exports.multiply = multiply;
-// module.exports.divide = divide;
-
-
-//方法二
-var condition = /^[0-9]+[0-9]*/;
-let obj = {
-    add:function (num1,num2){
-        if(!condition.test(num1)||!condition.test(num2)){
-            return "不是数值";
-        }else{
-            return num1+num2;
-        }
-        
-    },
-    subtract:function (num1,num2){
-        if(!condition.test(num1)||!condition.test(num2)){
-            return "不是数值";
-        }
-        return num1-num2;
-    },
-    multiply:function (num1,num2){
-        if(!condition.test(num1)||!condition.test(num2)){
-            return "不是数值";
-        }
-        return num1*num2;
-    },
-    divide:function (num1,num2){
-        var condition2 = /^[1-9]+[0-9]*/;
-        if(!condition2.test(num1)||!condition2.test(num2)){
-            return "不是数值或除数、被除数为零";
-        }
-        
-        return num1/num2;
-    }
-}
-module.exports = obj;
\ No newline at end of file
diff --git "a/\346\235\216\351\235\226\346\256\267/\347\254\254\344\270\200\346\254\241\344\275\234\344\270\232/use.js" "b/\346\235\216\351\235\226\346\256\267/\347\254\254\344\270\200\346\254\241\344\275\234\344\270\232/use.js"
deleted file mode 100644
index 5b92d76e069fd2375de7409108255ebd9749f861..0000000000000000000000000000000000000000
--- "a/\346\235\216\351\235\226\346\256\267/\347\254\254\344\270\200\346\254\241\344\275\234\344\270\232/use.js"
+++ /dev/null
@@ -1,6 +0,0 @@
-
-let result = require("./calculator.js");
-console.log("加法结果为："+result.add('a',2));
-console.log("减法结果为："+result.subtract(2,1));
-console.log("乘法结果为："+result.multiply(1,2));
-console.log("除法结果为："+result.divide(0,1));
diff --git "a/\346\236\227\345\256\235\347\217\217/\346\226\207\344\273\266\350\257\273\345\217\226/test.js" "b/\346\236\227\345\256\235\347\217\217/\346\226\207\344\273\266\350\257\273\345\217\226/test.js"
new file mode 100644
index 0000000000000000000000000000000000000000..51bdaabbf87cdcbeeed874275d3a14d35debb5c9
--- /dev/null
+++ "b/\346\236\227\345\256\235\347\217\217/\346\226\207\344\273\266\350\257\273\345\217\226/test.js"
@@ -0,0 +1,30 @@
+// ## 作业1：生成100个文件，每个文件存入一个1到1000的随机数字，再取出最大值的那个文件,值也要取出来,再取出最小的那个.
+// 随机生成100个文件，意思就是说生成100个文件，使用同步读取文件，先读取最小的在读取最大的文件
+let fs=require("fs");
+// console.log(fs);不会出错，node系统自带
+let arr=[];
+let max=0;
+let min=1000;
+let minfile=0;
+let maxfile=0;
+for(let i=0;i<100;i++){
+    let num=Math.floor(Math.random()*1000);
+    arr[i]=num;
+    // 读取数组里面的数据
+    // console.log(arr[i]);
+    fs.writeFileSync("./"+i+".txt",""+num+"");
+    // 读取文件存入数组中
+    fs.readFileSync("./"+i+".txt").toString();
+    // 进行判断数值最大值和最小值,进行数字的强制转换
+    if(Number(arr[i])>max){
+      max=Number(arr[i]);
+      maxfile=i;
+    }
+    if(Number(arr[i])<min){
+        min=Number(arr[i]);
+        minfile=i
+    }
+}
+console.log("最大值为："+max+"所在的文件名："+maxfile);
+console.log("最小值为："+min+"所在的文件名："+minfile);
+
diff --git "a/\346\250\241\345\235\227/j\350\256\241\347\256\227\346\234\272.js" "b/\346\236\227\345\256\235\347\217\217/\346\250\241\345\235\227/j\350\256\241\347\256\227\346\234\272.js"
similarity index 100%
rename from "\346\250\241\345\235\227/j\350\256\241\347\256\227\346\234\272.js"
rename to "\346\236\227\345\256\235\347\217\217/\346\250\241\345\235\227/j\350\256\241\347\256\227\346\234\272.js"
diff --git "a/\346\250\241\345\235\227/\346\265\213\350\257\225.js" "b/\346\236\227\345\256\235\347\217\217/\346\250\241\345\235\227/\346\265\213\350\257\225.js"
similarity index 100%
rename from "\346\250\241\345\235\227/\346\265\213\350\257\225.js"
rename to "\346\236\227\345\256\235\347\217\217/\346\250\241\345\235\227/\346\265\213\350\257\225.js"
diff --git "a/\346\236\227\345\256\235\347\217\217/\350\257\273\345\217\226\346\226\207\344\273\266\350\277\220\350\241\214\347\232\204\351\200\237\345\272\246/test.js" "b/\346\236\227\345\256\235\347\217\217/\350\257\273\345\217\226\346\226\207\344\273\266\350\277\220\350\241\214\347\232\204\351\200\237\345\272\246/test.js"
new file mode 100644
index 0000000000000000000000000000000000000000..dd326570e604c682f51c5fd7b017649ff652550c
--- /dev/null
+++ "b/\346\236\227\345\256\235\347\217\217/\350\257\273\345\217\226\346\226\207\344\273\266\350\277\220\350\241\214\347\232\204\351\200\237\345\272\246/test.js"
@@ -0,0 +1,29 @@
+// ## 作业2:用同步异步分别生成1000个文件，分别同步的耗时异步的耗时 
+// 先文件写入
+let fs = require("fs");
+    // 同步的文件写入
+var time1 = new Date();
+for (let i = 0; i < 1000; i++) {
+
+    fs.writeFileSync("./" + "同步处理的 " + i + " 个文件" + ".txt", "" + Math.floor(Math.random() * 100));
+}
+var time3=new Date();
+var alltime=time3-time1;
+console.log("同步处理的文件消耗的时间为："+alltime+"ms");
+
+// 异步文件的写入，生成异步的文件的个数
+var num=0;
+// 生成异步的时间
+let times=new Date().getTime();
+for (let j = 0; j < 1000; j++) {
+    fs.writeFile("./" + "异步处理的第 " + j + " 个文件" + ".txt", "" + Math.floor(Math.random() * 100), (err) => {
+    num++;
+    // 要有绝对等于
+    if(num==999){
+        let now=new Date().getTime();
+        let lasttimne=now-times;
+        console.log("异步处理的文件消耗的时间为："+lasttimne+'ms');
+    }
+    });
+}
+
diff --git "a/\346\236\227\346\231\223\345\251\267/\350\256\241\347\256\227\346\234\272/demo.js" "b/\346\236\227\346\231\223\345\251\267/\350\256\241\347\256\227\346\234\272/demo.js"
deleted file mode 100644
index 2350dd9e08101e42ea62721fe18ecfea2b2dac79..0000000000000000000000000000000000000000
--- "a/\346\236\227\346\231\223\345\251\267/\350\256\241\347\256\227\346\234\272/demo.js"
+++ /dev/null
@@ -1,31 +0,0 @@
-let obj={
-    num:function(a,fuhao,b){
-        a=parseFloat(a);
-        b=parseFloat(b);
-        let pd=true;
-        if(!/^[0-9]*$/.test(a) || !/^[0-9]*$/.test(b) ){
-            console.log("请输入正确数字");
-            pd=false;
-        }
-        if(pd){
-            switch(fuhao){
-                case "+":
-                    return a+b;
-                    break;
-                case "-":
-                    return a-b;
-                    break;
-                case "*":
-                    return a*b;
-                    break;
-                case "/":
-                    if(b==0){
-                        console.log("除数不能为0")
-                    }else{
-                    return a/b;
-            }
-        }
-    }
-    }
-}
-module.exports=obj;
\ No newline at end of file
diff --git "a/\346\236\227\346\231\223\345\251\267/\350\256\241\347\256\227\346\234\272/demo2.js" "b/\346\236\227\346\231\223\345\251\267/\350\256\241\347\256\227\346\234\272/demo2.js"
deleted file mode 100644
index 3ed9082e5fd8310626ea278f9524513dafcd166c..0000000000000000000000000000000000000000
--- "a/\346\236\227\346\231\223\345\251\267/\350\256\241\347\256\227\346\234\272/demo2.js"
+++ /dev/null
@@ -1,2 +0,0 @@
-let re=require("./demo");
-console.log(re.num(2,"/",1));
\ No newline at end of file
diff --git "a/\346\236\227\347\217\212/\345\212\240\345\207\217\344\271\230\351\231\244/calculate.js" "b/\346\236\227\347\217\212/\345\212\240\345\207\217\344\271\230\351\231\244/calculate.js"
deleted file mode 100644
index a3a89e15081e00cd44a25270f84943a17417dfca..0000000000000000000000000000000000000000
--- "a/\346\236\227\347\217\212/\345\212\240\345\207\217\344\271\230\351\231\244/calculate.js"
+++ /dev/null
@@ -1,5 +0,0 @@
-let calculate = require("./calculator");
-console.log(calculate.jia(1,2));
-console.log(calculate.jian(11,1));
-console.log(calculate.cheng(1,2));
-console.log(calculate.chu(20,2));
\ No newline at end of file
diff --git "a/\346\236\227\347\217\212/\345\212\240\345\207\217\344\271\230\351\231\244/calculator.js" "b/\346\236\227\347\217\212/\345\212\240\345\207\217\344\271\230\351\231\244/calculator.js"
deleted file mode 100644
index 30d32ef3b12aba0fd1fe43d49db129f92c858f00..0000000000000000000000000000000000000000
--- "a/\346\236\227\347\217\212/\345\212\240\345\207\217\344\271\230\351\231\244/calculator.js"
+++ /dev/null
@@ -1,33 +0,0 @@
-var result = /^[0-9]+[0-9]*/;
-let obj = {
-    jia: function(a, b) {
-        if(!result.test(a) || !result.test(b)) {
-            return "输入的数为非数值类型,请重新输入";
-        }else{
-            return a + b;
-        }
-    },
-    jian: function(a, b) {
-        if(!result.test(a) || !result.test(b)) {
-            return "输入的数为非数值类型,请重新输入";
-        }else{
-            return a - b;
-        }
-    },
-    cheng: function(a, b) {
-        if(!result.test(a) || !result.test(b)) {
-            return "输入的数为非数值类型,请重新输入";
-        }else{
-            return a * b;
-        }
-    },
-    chu: function(a, b) {
-        var res = /^[1-9]+[0-9]*/;
-        if(!res.test(a) || !res.test(b)) {
-            return "其中一个为0或非数值类型,请重新输入";
-        }else{
-            return a / b;
-        }
-    }
-}
-module.exports = obj;
\ No newline at end of file
diff --git "a/\346\237\263\347\221\266/\347\254\254\344\270\200\346\254\241\344\275\234\344\270\232/de1.js" "b/\346\237\263\347\221\266/\347\254\254\344\270\200\346\254\241\344\275\234\344\270\232/de1.js"
deleted file mode 100644
index 0a4c945817cd210b2b2db4adaa8d5035de5091aa..0000000000000000000000000000000000000000
--- "a/\346\237\263\347\221\266/\347\254\254\344\270\200\346\254\241\344\275\234\344\270\232/de1.js"
+++ /dev/null
@@ -1,17 +0,0 @@
-let obj ={
-    jia :function(a,b){
-        return a+b;
-    },
-    jian :function(a,b){
-        return a-b;
-    },
-    cheng :function(a,b){
-        return a*b;
-    },
-    chu :function(a,b){
-        return a/b;
-    }
-
-}
-
-module.exports = obj;
\ No newline at end of file
diff --git "a/\346\237\263\347\221\266/\347\254\254\344\270\200\346\254\241\344\275\234\344\270\232/de2.js" "b/\346\237\263\347\221\266/\347\254\254\344\270\200\346\254\241\344\275\234\344\270\232/de2.js"
deleted file mode 100644
index 176e64b8e3e722ce28024f0f191ebb3c9c21ed35..0000000000000000000000000000000000000000
--- "a/\346\237\263\347\221\266/\347\254\254\344\270\200\346\254\241\344\275\234\344\270\232/de2.js"
+++ /dev/null
@@ -1,6 +0,0 @@
-let obj=require('./de1')
-console.log(obj.jia(5,3));
-console.log(obj.jian(6,3));
-console.log(obj.cheng(2,3));
-console.log(obj.chu(9,3));
-
diff --git "a/\346\257\225\350\210\222\347\220\252/node\346\250\241\345\235\227/module.js" "b/\346\257\225\350\210\222\347\220\252/node\346\250\241\345\235\227/module.js"
deleted file mode 100644
index 846403e88c5d6224fee86a61fca6e9f41e1e8998..0000000000000000000000000000000000000000
--- "a/\346\257\225\350\210\222\347\220\252/node\346\250\241\345\235\227/module.js"
+++ /dev/null
@@ -1,22 +0,0 @@
-let obj={
-    
-    add:function(num1,num2){
-        return num1+num2;
-    },
-    jian:function(num1,num2){
-        return num1-num2;
-    },
-    cheng:function(num1,num2){
-        return num1*num2;
-    },
-    chu:function(num1,num2){
-        if(num1==0||num2==0){
-            return"除数或者被除数不能为零";
-        }else{
-            return num2/num1;
-        }
-    }
-}
-module.exports = obj;
-
-
diff --git "a/\346\257\225\350\210\222\347\220\252/node\346\250\241\345\235\227/use.js" "b/\346\257\225\350\210\222\347\220\252/node\346\250\241\345\235\227/use.js"
deleted file mode 100644
index 76d50e244e6292b89713929ef0885664559b6871..0000000000000000000000000000000000000000
--- "a/\346\257\225\350\210\222\347\220\252/node\346\250\241\345\235\227/use.js"
+++ /dev/null
@@ -1,5 +0,0 @@
-let rs=require("./module.js");
-console.log(rs.add(1,3));
-console.log(rs.jian(3,1));
-console.log(rs.cheng(1,3));
-console.log(rs.chu(3,0));
\ No newline at end of file
diff --git "a/\346\261\237\351\233\205\347\220\263/\345\212\240\345\207\217\344\271\230\351\231\244\344\275\234\344\270\232/chna.js" "b/\346\261\237\351\233\205\347\220\263/\345\212\240\345\207\217\344\271\230\351\231\244\344\275\234\344\270\232/chna.js"
deleted file mode 100644
index 735df11ff19a513fb7196b6a54dd7a9861d08d8e..0000000000000000000000000000000000000000
--- "a/\346\261\237\351\233\205\347\220\263/\345\212\240\345\207\217\344\271\230\351\231\244\344\275\234\344\270\232/chna.js"
+++ /dev/null
@@ -1,16 +0,0 @@
-let obj ={
-    'jia' :function(a,b){
-        return a+b;
-    },
-    'jian':function(a,b){
-        return a-b;
-    },
-    'chang':function(a,b){
-        return a*b;
-    },
-    'chu' :function(a,b){
-        return a/b
-    }
-
-}
-module.exports=obj;
\ No newline at end of file
diff --git "a/\346\261\237\351\233\205\347\220\263/\345\212\240\345\207\217\344\271\230\351\231\244\344\275\234\344\270\232/chna2.js" "b/\346\261\237\351\233\205\347\220\263/\345\212\240\345\207\217\344\271\230\351\231\244\344\275\234\344\270\232/chna2.js"
deleted file mode 100644
index 1d5c821e9d17b2ba08c5fc9e902751b99296cdd3..0000000000000000000000000000000000000000
--- "a/\346\261\237\351\233\205\347\220\263/\345\212\240\345\207\217\344\271\230\351\231\244\344\275\234\344\270\232/chna2.js"
+++ /dev/null
@@ -1,5 +0,0 @@
-let chna2=require("./chna");
-console.log(chna2.jia(0,1));
-console.log(chna2.jian(4,1));
-console.log(chna2.chang(1,1));
-console.log(chna2.chu(8,2)); 
\ No newline at end of file
diff --git "a/\346\275\230\346\231\223\346\231\266/\345\212\240\345\207\217\344\271\230\351\231\244/coulate.js" "b/\346\275\230\346\231\223\346\231\266/\345\212\240\345\207\217\344\271\230\351\231\244/coulate.js"
deleted file mode 100644
index f11f876b105474be333006d9665b5d0dedf611a4..0000000000000000000000000000000000000000
--- "a/\346\275\230\346\231\223\346\231\266/\345\212\240\345\207\217\344\271\230\351\231\244/coulate.js"
+++ /dev/null
@@ -1,19 +0,0 @@
-let obj = {
-    jia: function(a , b){
-        return a + b;
-    },
-    jian: function(a , b){
-        return a - b;
-    },
-    cheng: function(a , b){
-        return a * b;
-    },
-    chu:function(a , b) {
-            if (b !== 0) {
-                return (a / b);
-            }
-            return 0;
-        }
-
-}
-module.exports = obj;
\ No newline at end of file
diff --git "a/\346\275\230\346\231\223\346\231\266/\345\212\240\345\207\217\344\271\230\351\231\244/coulcde.js" "b/\346\275\230\346\231\223\346\231\266/\345\212\240\345\207\217\344\271\230\351\231\244/coulcde.js"
deleted file mode 100644
index 8caeea5a46bab6ffa178965961767567d8f8f2df..0000000000000000000000000000000000000000
--- "a/\346\275\230\346\231\223\346\231\266/\345\212\240\345\207\217\344\271\230\351\231\244/coulcde.js"
+++ /dev/null
@@ -1,5 +0,0 @@
-let obj=require("./coulate.js");
-console.log(obj.jia(15, 2));
-console.log(obj.jian(14, 2));
-console.log(obj.cheng(13, 2));
-console.log(obj.chu(12, 2));
\ No newline at end of file
diff --git "a/\346\275\230\346\231\223\346\231\266/\346\275\230.txt" "b/\346\275\230\346\231\223\346\231\266/\346\275\230.txt"
deleted file mode 100644
index 3794256d0c7a8c3bfed1c6e70a4f8948d7e7689f..0000000000000000000000000000000000000000
--- "a/\346\275\230\346\231\223\346\231\266/\346\275\230.txt"
+++ /dev/null
@@ -1 +0,0 @@
-今天是星期二，也是这个学期的第一节课，也是情人节。
\ No newline at end of file
diff --git "a/\350\224\241\347\221\234\347\216\262/12.txt" "b/\350\224\241\347\221\234\347\216\262/12.txt"
deleted file mode 100644
index 07307f0bb581c91a0fba18249a88f24e097b114d..0000000000000000000000000000000000000000
--- "a/\350\224\241\347\221\234\347\216\262/12.txt"
+++ /dev/null
@@ -1 +0,0 @@
-nih
\ No newline at end of file
diff --git "a/\350\224\241\347\221\234\347\216\262/\350\224\241\347\221\234\347\216\262 \347\254\254\344\270\200\346\254\241\344\275\234\344\270\232/moel.js" "b/\350\224\241\347\221\234\347\216\262/\350\224\241\347\221\234\347\216\262 \347\254\254\344\270\200\346\254\241\344\275\234\344\270\232/moel.js"
deleted file mode 100644
index 32810270c8dfcf85bf3f452fad11684248dcd219..0000000000000000000000000000000000000000
--- "a/\350\224\241\347\221\234\347\216\262/\350\224\241\347\221\234\347\216\262 \347\254\254\344\270\200\346\254\241\344\275\234\344\270\232/moel.js"	
+++ /dev/null
@@ -1,47 +0,0 @@
-let jg;
-let r=/^[0-9]+[0-9]*/;
-let ojb={
-     jia:function (a,b) {
-        if(!r.test(a)||!r.test(b)){
-            jg=flase;
-            console.log("请输入正确数值")
-        }else{
-            return jg=a+b;
-
-        }
-       
-    }
-    ,jian:function (a,b) {
-        if(!r.test(a)||!r.test(b)){
-            jg=false;
-            console.log("请输入正确数值");
-        }else{
-            return jg=a-b;
-           
-        }
-        
-    }
-   ,chen:  function(a,b){
-    if(!r.test(a)||!r.test(b)){
-        jg=false;
-        console.log("请输入正确数值");
-    }else{
-        return jg=a*b;
-       
-    }
-    
-}
-    ,chu:function (a,b) {
-        let rr=/^[1-9]+[0-9]*/;
-        if(!rr.test(a)||!rr.test(b)){
-            jg=false;
-            console.log("请输入正确数值");
-        }else{
-            return jg=a/b;
-           
-        }
-    
-}
-}
-module.exports=ojb;
-
diff --git "a/\350\224\241\347\221\234\347\216\262/\350\224\241\347\221\234\347\216\262 \347\254\254\344\270\200\346\254\241\344\275\234\344\270\232/use2.js" "b/\350\224\241\347\221\234\347\216\262/\350\224\241\347\221\234\347\216\262 \347\254\254\344\270\200\346\254\241\344\275\234\344\270\232/use2.js"
deleted file mode 100644
index 075d9c8ffeca1c779ac22545c1038a013c19f553..0000000000000000000000000000000000000000
--- "a/\350\224\241\347\221\234\347\216\262/\350\224\241\347\221\234\347\216\262 \347\254\254\344\270\200\346\254\241\344\275\234\344\270\232/use2.js"	
+++ /dev/null
@@ -1,5 +0,0 @@
-let suan=require('./moel');
-console.log(suan.jia(1,2));
-console.log(suan.jian(3,1));
-console.log(suan.chen(1,2));
-console.log(suan.chu(15,3));
\ No newline at end of file
diff --git "a/\351\237\246\345\252\233\345\247\243/\344\275\234\344\270\232.txt" "b/\351\237\246\345\252\233\345\247\243/\344\275\234\344\270\232.txt"
deleted file mode 100644
index 120ced30bbcf1ae19dab9f0df522c382d4b9d000..0000000000000000000000000000000000000000
--- "a/\351\237\246\345\252\233\345\247\243/\344\275\234\344\270\232.txt"
+++ /dev/null
@@ -1 +0,0 @@
-这是一个作业1111
diff --git "a/\351\237\246\345\252\233\345\247\243/\350\256\241\347\256\227\345\231\250/test.js" "b/\351\237\246\345\252\233\345\247\243/\350\256\241\347\256\227\345\231\250/test.js"
deleted file mode 100644
index 31d587e9b4c71a72e091ce179ca541bb9c62fd86..0000000000000000000000000000000000000000
--- "a/\351\237\246\345\252\233\345\247\243/\350\256\241\347\256\227\345\231\250/test.js"
+++ /dev/null
@@ -1,6 +0,0 @@
-let obj = require("./加减乘除作业.js");
-console.log(obj);
-obj.add();
-obj.subtraction();
-obj.MUL();
-obj.DIV();
diff --git "a/\351\237\246\345\252\233\345\247\243/\350\256\241\347\256\227\345\231\250/\345\212\240\345\207\217\344\271\230\351\231\244\344\275\234\344\270\232.js" "b/\351\237\246\345\252\233\345\247\243/\350\256\241\347\256\227\345\231\250/\345\212\240\345\207\217\344\271\230\351\231\244\344\275\234\344\270\232.js"
deleted file mode 100644
index 293dbf6462cf235d2a5561f37382f2aa12b56bbb..0000000000000000000000000000000000000000
--- "a/\351\237\246\345\252\233\345\247\243/\350\256\241\347\256\227\345\231\250/\345\212\240\345\207\217\344\271\230\351\231\244\344\275\234\344\270\232.js"
+++ /dev/null
@@ -1,19 +0,0 @@
-// ### 作业：写个加减乘除的模块（尽量少写暴露,要考虑封装），供外部使用. 作业每个分支要建一个目录（自己名字）
-var a =10;
-var b = 3;
-
-let obj ={
-    add:function(){
-        console.log(a+b);
-    },
-    subtraction:function(){
-        console.log(a-b);
-    },
-    MUL:function(){
-        console.log(a*b);
-    },
-    DIV:function(){
-        console.log(a/b);
-    }
-}
-module.exports = obj;
\ No newline at end of file