#include <iostream>
#include <string>

using namespace std;

int main(int argc, char **argv) {
	int const a = 3;
	int const b = 5;
	double const c = 3.1415926;
	double const d = 4.0;
	string const e = "apple";
	string const f = "pear";

	cout << "a < b : " << (a < b) << endl;
	cout << "a <= b : " << (a <= b) << endl;
	cout << "a > b : " << (a > b) << endl;
	cout << "a >= b : " << (a >= b) << endl;
	cout << "a == b : " << (a == b) << endl;
	cout << "a != b : " << (a != b) << endl;

	cout << "c < d : " << (c < d) << endl;
	cout << "c <= d : " << (c <= d) << endl;
	cout << "c > d : " << (c > d) << endl;
	cout << "c >= d : " << (c >= d) << endl;
	cout << "c == d : " << (c == d) << endl;
	cout << "c != d : " << (c != d) << endl;

	cout << "e < f : " << (e < f) << endl;
	cout << "e <= f : " << (e <= f) << endl;
	cout << "e > f : " << (e > f) << endl;
	cout << "e >= f : " << (e >= f) << endl;
	cout << "e == f : " << (e == f) << endl;
	cout << "e != f : " << (e != f) << endl;
	return 0;
}