fundamental type sizes, C++ (gcc)

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//Title of this code

#include <iostream>

using namespace std;

int main()
{
    char c08 = 'a';
    char16_t c16 = 'b';
    char32_t c32 = 'c';
    
    cout << "Char types sizes" << endl << endl;
    cout << "Size of char:\t\t " << sizeof(char) << " bytes." << " or " << sizeof(char)*8 << " bits" << endl;
    cout << "Size of char16_t:\t " << sizeof(char16_t) << " bytes." << " or " << sizeof(char16_t)*8 << " bits" << endl;
    cout << "Size of char32_t:\t " << sizeof(char32_t) << " bytes." << " or " << sizeof(char32_t)*8 << " bits" << endl;
    cout << endl;
    
    cout << "Integer types (signed) sizes" << endl << endl;
    cout << "Size of char:\t\t " << sizeof(char) << " bytes." << " or " << sizeof(char)*8 << " bits" << endl;
    cout << "Size of short:\t\t " << sizeof(short) << " bytes." << " or " << sizeof(short)*8 << " bits" << endl;
    cout << "Size of int:\t\t " << sizeof(int) << " bytes." << " or " << sizeof(int)*8 << " bits" << endl;
    cout << "Size of long:\t\t " << sizeof(long) << " bytes." << " or " << sizeof(long)*8 << " bits" << endl;
    cout << "Size of long long:\t " << sizeof(long long) << " bytes." << " or " << sizeof(long long)*8 << " bits" << endl;
    cout << endl;
    
    cout << "Floating-point typessizes" << endl << endl;
    cout << "Size of float:\t\t " << sizeof(float) << " bytes." << " or " << sizeof(float)*8 << " bits" << endl;
    cout << "Size of double:\t\t " << sizeof(double) << " bytes." << " or " << sizeof(double)*8 << " bits" << endl;
    cout << "Size of long double:\t " << sizeof(long double) << " bytes." << " or " << sizeof(long double)*8 << " bits" << endl;
    
    cout << endl;
    cout << "Size of boolean:\t" << sizeof(bool) << " bytes or " << (sizeof(bool)*8) << endl << endl;
    
    string r1 = R"(string with \backslash)";
    string r2 = R"s4r(string with \backslash)s4r";
    string s1 = "string with \backslash";
    string s2 = "string with \\backslash";
    
    cout << "r1 = " << r1 << endl;
    cout << "r2 = " << r2 << endl;
    cout << "s1 = " << s1 << endl;
    cout << "s2 = " << s2 << endl;
    
    
    
}

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Compilation time: 0.43 sec, absolute running time: 0.14 sec, cpu time: 0 sec, memory peak: 3 Mb, absolute service time: 0.63 sec