vector<int> serviceLane(int n, vector<int> width, vector<vector<int>> cases) {
    int N = cases.size();
    vector<int> results;
    for(int i = 0; i < N; i++)
    {
        int min_width = INT8_MAX;
        for(int j = cases[i][0]; j <= cases[i][1]; j++)
        {
            min_width = min(width[j], min_width);
        }
        results.push_back(min_width);
    }
    return results;
}