save project

aa.py

+i=3
+username = "*"
+userpassword = "**"
+while True:
+    if i>0:
+        name = input("请输入账号:")
+        password = input("请输入密码:")
+        i=i-1
+        if name == username and password == userpassword:
+            print("欢迎")
+            break
+        if name!=username:
+            print("账号错了")
+            continue
+        if password!=userpassword:
+            print("密码错了")
+    else:
+        Print("不能输了")
+        exit()
+print("点这里快速648")