int 类型数据的最大值

 

类型名                   变量字节                   取值范围

Signed char                   1                            -128～127

Unsigned char               1                             0～255

Signed short                  2                             -2¹⁵～2¹⁵-1               

Unsigned short              2                              0～2¹⁶

Signed int                        4                           -2³¹～2³¹-1         

Unsigned int                  4                              0～2³²-1