save project

diy2.py

 username="phthon"
 username="phthon"
 userpassword="123456"
 userpassword="123456"
-name=input("你的用户名")
-password=input("你的密码")
 a=3
 a=3
 while True:
 while True:
+    if a>0:
+        name=input("你的用户名") 
+        password=input("你的密码") 
         a=a-1
         a=a-1
         if name!=username:
         if name!=username:
             print("名字错误")
             print("名字错误")
-        name=input("你的用户名")
             print("还剩"+str(a)+"次")
             print("还剩"+str(a)+"次")
+            continue
         if password!=userpassword:
         if password!=userpassword:
             print("密码错误")
             print("密码错误")
-        password=input("你的密码")
             print("还剩"+str(a)+"次")
             print("还剩"+str(a)+"次")
+            continue
         if name==username and password==userpassword:
         if name==username and password==userpassword:
             print("登入成功")
             print("登入成功")
-        break
+            continue
         if a<0:
         if a<0:
             print("n")
             print("n")
             exit()
             exit()