save project

diy1.py

-
+i=3
+username="python"
+userpasswork="121200"
+while True:
+    if i>0:       
+        name=input("请输入用户名")
+        passwork=input("请输密码")
+        i-=1
+        if name==username and passwork ==userpasswork:
+            print("登陆成功")
+            break
+        if name !=username:
+            print("用户名错误，重新输入")
+            print("温馨提示：你还有"+str(i)+"次机会")
+            continue
+        if  passwork !=usernpasswork:
+            print("密码错误，重新输入")
+            print("温馨提示：你还有"+str(i)+"次机会")
+    else ：
+    print("你没了")   
+    exit()
\ No newline at end of file