save project

diy2.py

-username = "1"
-userpassword = "123456789"
-while True:
-    name = input("请输入用户名:")
-    password = input("请输入密码:")
-    if name == username and password == userpassword:
-        print("登录成功!")
-        break
-    print("用户名和密码错误!请重新输入")
-print("欢迎来到贝尔编程!")
\ No newline at end of file
+for a in range(1,10):
+    for b in range(1,a+1):
+        print('%d*%d=%d'%(a,b,(a*b),end="/t")
+    print(' ')
\ No newline at end of file