save project

11.py

+i=3
+username="python"# 请用input()实现用户输入账号、密码的功能
+userpassword="123456"
+while True:
+    if i>0:
+        name=input("输入名字:")
+        password=input("输入密码:")
+        i-=1
+        if name==username and password==userpassword:
+            print("登陆成功!")
+            break
+        if name != username:
+            print("账号错误！")
+            print("还剩"+str(i)+"次机会")
+            continue
+        if password !=userpassword:
+            print("密码错误！")
+            print("还剩"+str(i)+"次机会")
+    else:
+        print("锁定")
+        exit()
+print("欢迎！")
\ No newline at end of file