auto save

1.py

-i
+i=3
 a = "曹哲源"
 b = "czy20080901"
 while True:
-    n = input("请输入用户名：")
-    s = input("请输入密码：")
-    if n  == a and s == b:
-        print("登录成功")
-        break
-    if n != a:
-        print("用户名错误,请重新输入！")
-        break
-    if s!= b:
-        print("密码错误")
-        break
+    if i>0:
+        n = input("请输入用户名：")
+        s = input("请输入密码：")
+        i -=1
+        if n  == a and s == b:
+            print("登录成功")
+            break
+        if n != a:
+            print("用户名错误,请重新输入！")
+            print("你还有"+str()+)
+            continue
+        if s!= b:
+            print("密码错误")
+    else:
+        print("已锁定")
+        exit()
+print("w")
+
 
     
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