save project

diy2.py

+i=3
+name="a"
+passwo="123456"
+while True:
+    if i>0:
+        name1=input("请输入用户名:")
+        passwo1=input("请输入密码:")
+        i-=1
+        if name==name1 and passwo==passwo1 :  
+            print("登录成功!")
+            break
+        if name!=name1:
+            print("用户名错误")
+            continue
+        if  passwo!= passwo1:   
+            print("密码错误")
+    else:
+        print("次数用尽")
+        exit()
+print("欢迎来到贝尔编程!")
\ No newline at end of file