#include <bits/stdc++.h>
#define NIL (-1)
#define ll long long
using namespace std;
const double PI = acos(-1.0);

int main() {
	int A, B , C;
	cin >> A >> B >> C;

	char ans;
	if (A >= 0 && B >= 0) {
		if (A == B) ans = '=';
		else if (A < B) ans = '<';
		else ans = '>';
	}
	else if (A < 0 && B < 0) {
		if (C & 1) {
			if (A == B) ans = '=';
			else if (A < B) ans = '<';
			else ans = '>';
		}
		else {
			if (A == B) ans = '=';
			else if (A < B) ans = '>';
			else ans = '<';
		}
	}
	else {
		if (C & 1) {
			if (A == B) ans = '=';
			else if (A < B) ans = '<';
			else ans = '>';
		}
		else {
			if (abs(A) == abs(B)) ans = '=';
			else if (abs(A) < abs(B)) ans = '<';
			else ans = '>';
		}
	}
	cout << ans << endl;

	return 0;
}
#include <iostream>
using namespace std;
int main(){
    int r1, c1, r2, c2;
    cin >> r1 >> c1 >> r2 >> c2;
    int r = r2 - r1, c = c2 - c1;
    int ans = 3;
    if(!r && !c) ans = 0;
    else if(r == c || r == -c || abs(r) + abs(c) <= 3) ans = 1;
    else if((r ^ c ^ 1) & 1 || abs(r + c) <= 3 || abs(r - c) <= 3 || abs(r) + abs(c) <= 6) ans = 2;
    cout << ans << endl;
}