save project

diy2.py

+i=3
 username = "qtz"
 username = "qtz"
 userpassword = "1027"
 userpassword = "1027"
 while True:
 while True:
-    name = input("请输入用户名:")
-    password = input("请输入密码:")
-    if name == username and password == userpassword:
-        print("登陆成功")
-        break
-    if name!=username:
-        print("X")
-        continue
-    if password !=userpassword:
-        print("*")
+    if i>0:
+        name = input("请输入用户名:")
+        password = input("请输入密码:")
+        if name == username and password == userpassword:
+            i=i-1
+            print("登陆成功")
+            break
+        if name!=username:
+            print("X")
+            continue
+        if password !=userpassword:
+            print("*")
+        else:
+            print("错的")
 print("jhjn")
 print("jhjn")