#include <iomanip> // for std::setw (which sets the width of the subsequent output)

#include <iostream>

#include <climits> // for CHAR_BIT

int main()

{

std::cout << "A byte is " << CHAR_BIT << " bits\n\n";

std::cout << std::left; // left justify output

std::cout << std::setw(16) << "bool:" << sizeof(bool) << " bytes\n";

std::cout << std::setw(16) << "char:" << sizeof(char) << " bytes\n";

std::cout << std::setw(16) << "short:" << sizeof(short) << " bytes\n";

std::cout << std::setw(16) << "int:" << sizeof(int) << " bytes\n";

std::cout << std::setw(16) << "long:" << sizeof(long) << " bytes\n";

std::cout << std::setw(16) << "long long:" << sizeof(long long) << " bytes\n";

std::cout << std::setw(16) << "float:" << sizeof(float) << " bytes\n";

std::cout << std::setw(16) << "double:" << sizeof(double) << " bytes\n";

std::cout << std::setw(16) << "long double:" << sizeof(long double) << " bytes\n";

int x{0};

for (int i = 0; i<= 1000000000; i ++){

x+=i;

}

std::cout << std::setw(16) << "your billion" << x<<"\n";

return 0;

}