save project

diy.py

+i=3
+username="python"
+userpassward="123456"
+while True:
+    if i>0:
+        name=input("用户名")
+        passward=input("用户密码")
+        if name==username and password==userpassword:
+            print("正确")
+            break()
+        if name!=username:
+            print("名字错了")
+        if passward!=userpassward:
+            print("密码错了")
+    else:
+        print("你没机会了")
+        exit()
+print("欢迎来到贝尔编程")
\ No newline at end of file