class Board {
public:
    bool checkWon(vector<vector<int> > board) {
        // write code here
        int row = board.size();
        int col = board[0].size();
        int i,j,sum;
        for(i = 0;i < row;++i)
        {
            sum = 0;
            for(j = 0;j < row;++j)
            {
                sum += board[i][j];
            }
            if(sum == col)
                return true;
        }
        for(i = 0;i < row;++i)
        {
            sum = 0;
            for(j = 0;j < row;++j)
            {
                sum += board[j][i];
            }
            if(sum == row)
                return true;
        }
        sum = 0;
        for(i = 0;i < row;++i)
        {
            sum += board[i][i];
        }
        if(sum == row)
            return true;
        sum = 0;
        for(i = 0;i < row;++i)
        {
            sum += board[i][col-i-1];
        }
        if(sum == row)
            return true;
        return false;
    }
};