可以unsigned long int在32位计算机上保存十位数字(1,000,000,000 - 9,999,999,999)吗?
unsigned long int
此外,有什么的范围unsigned long int,long int,unsigned int,short int,short unsigned int,和int?
long int
unsigned int
short int
short unsigned int
int
c++ int
c++ ×1
int ×1