Dev - C++ - alguien que me pueda ayudar a convertir este programa de c a c++ porfavor

#include<iostream>

using namespace std;

void ImprimeVertical(char *pszCadena);

int main()

{

	char *pszCadena="Hola Mundo";

	char *p;

	int longitud=0;

	p = pszCadena;

	while (*p != '\0')

	{

		longitud++;

		printf( "%c\n", *p );

		p++;

	}

}

#include <iostream>

using namespace std;

void imprimeVertical(char *pszCadena);

int main()

{

	char *pszCadena = "Hola Mundo";

	imprimeVertical(pszCadena);

	return 0;

}

void imprimeVertical(char *pszCadena)

{

    char *p;

	p = pszCadena;

	while (*p != '\0')

	{

		cout << *p << endl;

		p++;

	}

}

#include <iostream>

using namespace std;

void imprimeVertical(string s) {

    for(char c: s) {

        cout << c << endl;

    }

}

int main() {

    imprimeVertical("Hola mundo");

    return 0;

}

#include <iostream>

#include <string_view>

using namespace std;

void imprimeVertical(string_view s) {

    for (auto c : s) {

        cout << c << '\n';

    }

}

int main() {

    imprimeVertical("Hola mundo");

}