Coins

#include <iostream>

using namespace std;

int n;

int mx[4];
int sz[4];

int main() {
	ios_base::sync_with_stdio(false);
	cin.tie(0);
	cin >> n;
	for (int i = 0; i < n; ++i) {
		int c, s;
		cin >> c >> s;
		sz[s]++;
		mx[s] = max(mx[s], c);
		
		if (sz[1] == 0) cout << "<\n";
		else if (sz[2] == 0) cout << ">\n";
		else if (sz[1] == 1 && mx[2] > mx[1]) {
			cout << "<\n";
		}
		else if (sz[2] == 1 && mx[1] > mx[2]) {
			cout << ">\n";
		}
		else cout << "?\n";
	}
	return 0;
}

Test 1

Verdict: WRONG ANSWER

Test 2

Verdict: WRONG ANSWER

Test 3

Verdict: WRONG ANSWER

Test 4

Verdict: ACCEPTED

Test 5

Verdict: WRONG ANSWER