#include <bits/stdc++.h>

using namespace std;

const int DEPTH = 100;

int main(){

    cout << "Hello this is Patrick" << endl;
    auto start = chrono::high_resolution_clock::now();

    int c;
    ifstream triangleFile("../txts/p067_triangle.txt");

    vector<vector<int>> triangle(DEPTH);
    for(int i = 0; i < DEPTH; ++i){
        for(int j = 0; j <= i; ++j){
            triangleFile >> c;
            triangle[i].push_back(c);
        }
    }

    // Checking if it reads correctly, which it did on the first try yey
    // for(auto row : triangle){
    //     for(auto n : row){
    //         cout << n << " ";
    //     }
    //     cout << endl;
    // }


    vector<vector<int>> maxima(DEPTH);
    maxima[DEPTH - 1] = triangle[DEPTH - 1];

    for(int i = DEPTH - 2; i >= 0; --i){
        for(int j = 0; j <= i; ++j){
            maxima[i].push_back(max(maxima[i + 1][j], maxima[i + 1][j + 1]) + triangle[i][j]);
        }
    }

    cout << maxima[0][0] << endl;

    auto duration = chrono::duration_cast<chrono::milliseconds>(chrono::high_resolution_clock::now() - start);
    cout << (float)duration.count()/1000 << endl;
    return 0;
}