C++整形取值范围

#include

using namespace std;

int main()

{

long long ll_min = 0x[**************]0; // LLONG_MIN; 十六进制8后面15个0 8个字节

long long ll_max = 0x7FFFFFFFFFFFFFFF; // LLONG_MAX; 十六进制8后面15个F 8个字节

unsigned long long ull_max = 0xFFFFFFFFFFFFFFFF; //ULLONG_MAX; 十六进制16个F 8个字节

long l_min= 0x80000000; //LONG_MIN; 十六进制8后面7个0 4个字节

long l_max= 0x7FFFFFFF; //LONG_MAX; 十六进制8后面7个F 4个字节

unsigned long ul_max= 0xFFFFFFFF; //ULLONG_MAX; 十六进制8个F 4个字节

int i_min= 0x80000000; //INT_MIN; 十六进制8后面7个0 4个字节

int i_max= 0x7FFFFFFF; //INT_MAX; 六进制8后面7个F 4个字节

unsigned int ui_max=0xFFFFFFFF; //UINT_MAX; 十六进制8个F 4个字节

cout

printf("min of long long: %lld\n", ll_min); // min of long long: -[***********]8

printf("max of long long: %lld\n", ll_max); // max of long long: [***********]7

printf("max of unsigned long long: %llu\n\n", ull_max); // max of unsigned long long: [***********]15

printf("min of long: %ld\n", l_min); // min of long: -2147483648

printf("max of long: %ld\n", l_max); // max of long : 2147483647

printf("max of unsigned long: %lu\n\n", ul_max); // max of unsigned long: 4294967295

printf("min of int: %d\n", i_min); // min of int: -2147483648

printf("max of int: %d\n", i_max); // max of int: 2147483647

printf("max of unsigned int: %u\n", ui_max); // max of unsigned int: 4294967295

return 0;

}