save project

diy2.py

+i=3
+username = "python"
+userpassword = "123456"
+while True:
+    i-=1
+    if i>=0:
+        name = input("请输入用户名:")
+        password = input("请输入密码:")
+        if name == username and password == userpassword:
+            print("登录成功!")
+            break
+        if name!=username:
+            print("用户名错误!请重新输入")
+            print("提示:你还有"+str(i)+"次机会")
+            continue
+            
+        if password!=userpassword:
+            print("密码错误!请重新输入")
+            print("提示:你还有"+str(i)+"次机会")
+    else:
+        print("你这个笨蛋，密码都记不住，带身份证来解锁！！！") 
+        exit()   
+print("欢迎来到希玛编程!")
\ No newline at end of file