#include <algorithm>

#include <iostream>

#include <string>

using namespace std;



void main()

{

	string s;

	cout << "Enter string:" << endl;

	cin >> s;

	// dereference return value from min_element. Note that string is a C++ container of chars, so it has iterators.

	cout << *min_element(s.begin(), s.end()) << " is a minimal character in the string." << endl;

	// same procedure for max_element

	cout << *max_element(s.begin(), s.end()) << " is a maximal character in the string." << endl;

}