Longest Uncommon Prefix

#include <iostream>

using namespace std;

int main() {
    int n;
    string s;
    cin >> n >> s;
    for (int i = 1; i < n; ++i) {
        int upp_b = n - i, ans = 0;
        for(int l = 0; l < upp_b; ++l) {
            if (s[l] != s[l+i]) {
                ans++;
            }
            else {
                break;
            }
        }
        cout << ans << endl;
    }
    return 0;
}