数据类型空间分布

# include <iostream>using namespace std;int main(){cout<<"sizeof(int)  "<<sizeof(int)<<endl;cout<<"sizeof(short)  "<<sizeof(short)<<endl;cout<<"sizeof(long)  "<<sizeof(long)<<endl;cout<<"sizeof(unsigned)  "<<sizeof(unsigned)<<endl;cout<<"sizeof(unsigned short)  "<<sizeof(unsigned short)<<endl;cout<<"sizeof(unsigned long)  "<<sizeof(unsigned long)<<endl;cout<<"sizeof(unsigned char)  "<<sizeof(unsigned char)<<endl;cout<<"sizeof(float)  "<<sizeof(float)<<endl;cout<<"sizeof(double)  "<<sizeof(double)<<endl;cout<<"sizeof(long double)  "<<sizeof(long double)<<endl;

}

运行结果