// The use of sizeof() operator to get size of data types
#include <iostream>
using namespace std;

int main()
{
  cout << "sizeof(char)           : " << sizeof(char) << endl;
  cout << "sizeof(short)          : " << sizeof(short) << endl;
  cout << "sizeof(int)            : " << sizeof(int) << endl;
  cout << "sizeof(long)           : " << sizeof(long) << endl;
  cout << "sizeof(unsigned char)  : " << sizeof(unsigned char) << endl;
  cout << "sizeof(unsigned short) : " << sizeof(unsigned short) << endl;
  cout << "sizeof(unsigned int)   : " << sizeof(unsigned int) << endl;
  cout << "sizeof(unsigned long)  : " << sizeof(unsigned long) << endl;
  cout << "sizeof(float)          : " << sizeof(float) << endl;
  cout << "sizeof(double)         : " << sizeof(double) << endl;
  cout << "sizeof(long double)    : " << sizeof(long double) << endl;

  return 0;
}