#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for(int i = 0; i < n; i++)
#define all(v) v.begin(), v.end()
using ll = long long;
const int inf = (int)1e9;
const ll inf_ll = (ll)1e19;
const int mod = 1000000007;
const int mod2 = 998244353;

int main(){
    char s, t; cin >> s >> t;
    if(s == 'Y') cout << char(t - 32) << endl;
    else cout << t << endl;
}
/*@author Vipen Loka*/
#include <bits/stdc++.h>
#define endl '\n'
#define ff first
#define ss second
#define ll long long
#define vi vector<int>
#define vll vector<ll>
#define vvi vector < vi >
#define pii pair<int,int>
#define pll pair<long long, long long>
#define mod 1000000007
#define inf 1000000000000000001;
#define deb(x) cout << #x << ':' << x << '\n';
#define int long long
using namespace std;
template <class T, class K>ostream& operator<<(ostream &cout, pair<T, K> a) {cout << a.first << ' ' << a.second; return cout;}
template<class T>void show(vector<T> &a) {cerr << "[ "; for (int ij = 0; ij < (int)a.size(); ij++) {cerr << a[ij] << " ";} cerr << "]\n";}
template<class T>void show(T a) {cerr << a << endl;}
template<typename... T>void show(T... args) {((cerr << args << ' '), ...); cerr << endl;}
template<class T>void read(vector<T> &a) {for (auto &x : a) {cin >> x;}}
template<class T> void read(T &a) {cin >> a;}

void solve() {
	int a, b, c;

	cin >> a >> b >> c;

	char ans = '=';
	if (c % 2 == 0) {
		a = abs(a);
		b = abs(b);
	}

	if (a < b) {
		ans = '<';
	}
	else if (a > b) {
		ans = '>';
	}

	cout << ans << endl;


}


int32_t main(int32_t argc, char *argv[]) {
	ios_base::sync_with_stdio(false);
	cin.tie(0);

	int T = 1;
	// cin >> T;
	while (T--) {
		solve();
	}
	cerr << "time taken : " << (float)clock() / CLOCKS_PER_SEC << " secs" << endl;
}