程序清单3.1 课本35页

#include<iostream>
#include<climits>
using namespace std;
int main()
{
int n_int=INT_MAX;
short n_short=SHRT_MAX;
long n_long=LONG_MAX;
long long n_llong=LLONG_MAX;

cout<<"int is "<<sizeof(int)<<" bytes."<<endl;
cout<<"short is "<<sizeof n_short<<" bytes."<<endl;
cout<<"long is "<<sizeof n_long<<" bytes."<<endl;
cout<<"long long is "<<sizeof n_llong<<" bytes."<<endl;
cout<<endl;

cout<<"Maximum values:"<<endl;
cout<<"int："<<n_int<<endl;
cout<<"short："<<n_short<<endl;
cout<<"long："<<n_long<<endl;
cout<<"long long："<<n_llong<<endl<<endl;

cout<<"Minimum int values = "<<INT_MIN<<endl;
cout<<"Bits per byte = "<<CHAR_BIT<<endl;
system("pause");
return 0;
}