随笔分类 -  知识扩展

摘要:int -2147483648~2147483647 (2^31 - 1,2e9) unsigned int 0~4294967295 (4^31-1,4e9) long long: -9223372036854775808~9223372036854775807 ( 2^63 - 1, 9e18 阅读全文
posted @ 2018-12-23 21:41 To_Ashen 阅读(189) 评论(0) 推荐(0)