#include <bits/stdc++.h>
using namespace std;
 
int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
 
    int N; cin >> N;
    string s; cin >> s;
    int Q; cin >> Q;
 
    int cnt = 0;
    for (int i = 0; i + 2 < N; i++) {
        if (s.substr(i, 3) == "><>" || s.substr(i, 3) == "<><") cnt++;
    }
 
    while (Q--) {
        int t; cin >> t;
        if (t == 1) {
            int l, r; cin >> l >> r;
            // flip은 물고기 개수에 영향 없음 → 무시
        } else {
            cout << cnt << "\n";
        }
    }
    return 0;
}

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NgomZ3Q7Jmx0OyZndDsmZ3Q7Jmx0OyZndDsKNgoyCjEgNCA2CjIKMSAxIDIKMSAyIDMKMg==

6
><>><>
6
2
1 4 6
2
1 1 2
1 2 3
2