Function main

Hackerrank_problems/3D_Surface_Area/solution2.cpp:53–84

}

int main()
{
    ofstream fout(getenv("OUTPUT_PATH"));

    string HW_temp;
    getline(cin, HW_temp);

    vector<string> HW = split_string(HW_temp);

    int H = stoi(HW[0]);

    int W = stoi(HW[1]);

    vector<vector<int>> A(H);
    for (int i = 0; i < H; i++) {
        A[i].resize(W);

        for (int j = 0; j < W; j++) {
            cin >> A[i][j];
        }

        cin.ignore(numeric_limits<streamsize>::max(), '\n');
    }

    int result = surfaceArea(A);

    fout << result << "\n";

    fout.close();

    return 0;
}

vector<string> split_string(string input_string) {
    string::iterator new_end = unique(input_string.begin(), input_string.end(), [] (const char &x, const char &y) {