with 1234can from how many different four-digit number?不用翻译，写个过程就行了。好的给十分！
问题描述：
with 1234can from how many different four-digit number?
不用翻译，写个过程就行了。好的给十分！
答
with 1234can from how many different four-digit number?
不用翻译，写个过程就行了。好的给十分！