diff --git "a/\351\231\210\351\233\205\346\245\240/1.txt" "b/\351\231\210\351\233\205\346\245\240/1.txt"
new file mode 100644
index 0000000000000000000000000000000000000000..8ea0a3e6f1099fb1b729b3dfc57bbf3c120f451d
--- /dev/null
+++ "b/\351\231\210\351\233\205\346\245\240/1.txt"
@@ -0,0 +1 @@
+971
\ No newline at end of file
diff --git "a/\351\231\210\351\233\205\346\245\240/2.txt" "b/\351\231\210\351\233\205\346\245\240/2.txt"
new file mode 100644
index 0000000000000000000000000000000000000000..9f728587959d189de8b5dcadab2b3aec1276a169
--- /dev/null
+++ "b/\351\231\210\351\233\205\346\245\240/2.txt"
@@ -0,0 +1 @@
+88
\ No newline at end of file
diff --git "a/\351\231\210\351\233\205\346\245\240/files.js" "b/\351\231\210\351\233\205\346\245\240/files.js"
new file mode 100644
index 0000000000000000000000000000000000000000..d6fd2ca9313f8137f04f4b0bd46002a19e6b04a6
--- /dev/null
+++ "b/\351\231\210\351\233\205\346\245\240/files.js"
@@ -0,0 +1,23 @@
+'use strict';
+var fs=require('fs');
+
+var max = 0;
+var maxfile = '';
+
+for (let index = 1; index <=2 ; index++) {
+ //随机 Math.random()*(最大值-最小值+1)+最小值
+
+ var a=Math.floor(Math.random()*(1000-1+1)+1)
+
+ //创建文件
+ var b =""+a+"";
+ fs.writeFileSync("./"+index+".txt",b);
+
+ if (Number(b) > max) {
+ max = Number(b);
+ maxfile = "./"+index+".txt";
+ }
+}
+// console.log(max);
+console.log(maxfile);
+
diff --git "a/\351\231\210\351\233\205\346\245\240/idemo.html" "b/\351\231\210\351\233\205\346\245\240/idemo.html"
new file mode 100644
index 0000000000000000000000000000000000000000..56efbdba61ff12f90f864930b9a85eac0259666d
--- /dev/null
+++ "b/\351\231\210\351\233\205\346\245\240/idemo.html"
@@ -0,0 +1,12 @@
+
+
+
+
+
+
+ Document
+
+
+
+
+
\ No newline at end of file
diff --git "a/\351\231\210\351\233\205\346\245\240/\344\275\234\344\270\232/jjcc.js" "b/\351\231\210\351\233\205\346\245\240/\344\275\234\344\270\232/jjcc.js"
new file mode 100644
index 0000000000000000000000000000000000000000..5af162ad8035c0b27060077fece810837c9e6513
--- /dev/null
+++ "b/\351\231\210\351\233\205\346\245\240/\344\275\234\344\270\232/jjcc.js"
@@ -0,0 +1,26 @@
+
+
+function jia(a,b) {
+ console.log(a+b);
+ return a+b;
+}
+
+module.exports.jia = jia;
+
+function jian(c,d){
+ console.log(c-d);
+ return c-d;
+}
+module.exports.jian =jian;
+
+function cheng(e,f){
+ console.log(e*f);
+ return e*f;
+}
+module.exports.cheng =cheng;
+
+function chu(g,h){
+ console.log(g/h);
+ return g/h;
+}
+module.exports.chu =chu;
diff --git "a/\351\231\210\351\233\205\346\245\240/\344\275\234\344\270\232/use.js" "b/\351\231\210\351\233\205\346\245\240/\344\275\234\344\270\232/use.js"
new file mode 100644
index 0000000000000000000000000000000000000000..e85b94941c5a1a756bc1d06e7a1039830f4b4408
--- /dev/null
+++ "b/\351\231\210\351\233\205\346\245\240/\344\275\234\344\270\232/use.js"
@@ -0,0 +1,11 @@
+let obj = require('./jjcc.js')
+
+console.log(obj)
+let num=obj.jia(7,8);
+let num1=obj.jian(10,4);
+let num2=obj.cheng(1,3);
+let num3=obj.chu(10,2);
+// console.log(num);
+// console.log(num1);
+// console.log(num2);
+// console.log(num3);