#include <bits/stdc++.h>
using namespace std;
using ll = long long;
const int INF = 1e+9;
const ll LINF = (ll)pow(10,18);

int main(){
    int n;
    cin >> n;

    string s,t;
    cin >> s >> t;

    int q;
    cin >> q;
    char u,y;
    int x;

    for(int i=0; i<q; i++){
        cin >> u >> x >> y;
        if(u == 'S') s[x-1] = y;
        else t[x-1] = y;

        if(s > t) cout << '>' << endl;
        else if(s < t) cout << '<' << endl;
        else cout << '=' << endl;
    }
}