c++常用变量值的范围

int,long,unsigned的值范围

unsigned int —— 0~4294967295

int —— -2147483648~2147483647

unsigned long —— 0~4294967295

long —— -2147483648~2147483647

long long —— -9223372036854775808 ~ 9223372036854775807

unsigned long long —— 0~18446744073709551615

__int64与long long貌似是一样的

posted @ 2017-05-15 16:29  ars4me  阅读(509)  评论(0)    收藏  举报