// Animesh Fatehpuria

#include "bits/stdc++.h"
using namespace std;

int main() {
    int t; cin >> t;
    while (t--) {
        string s; cin >> s;
        for (int i = 0; i < (int) s.size(); i++) {
            if (s[i] == '>') {
                s[i] = '<';
            } else if (s[i] == '<') {
                s[i] = '>';
            }
        }
        int ans = 0;
        for (int i = 0; i < (int) s.size() - 1; i++) {
            if (s[i] == '>' && s[i + 1] == '<') {
                ans += 1;
            }
        }
        cout << ans << '\n';
    }
}