function centroid = calcCentroid() 
        centroid = {};
       img = [1, 1, 0, 0; 1, 1, 0, 0; 1, 0, 1, 1; 0, 1, 0, 0];
        sz = size(img);
        if (mod(sz(2),2) ~= 0) 
           colSz = (sz(2) - 1) / 2;
        else 
           colSz = sz(2) / 2;
        end

        if (mod(sz(1),2) ~= 0) 
           rowSz = (sz(1) - 1) / 2;
        else 
           rowSz = sz(1) / 2;
        end

        i = 1;
        j = 1;
        sumOfX = 0;
        sumOfY = 0;
        numOf1s = 0;
        while true
            if img(i, j) == 1
                   sumOfX = sumOfX + i;
                   sumOfY = sumOfY + j;
                   numOf1s = numOf1s + 1;
            end

            if j == colSz && i == sz(2)
                j = colSz + 1;
                i = 1;
                centroid = [centroid, (sumOfX / numOf1s), (sumOfY / numOf1s)];
                sumOfX = 0;
                sumOfY = 0;
                numOf1s = 0;
            elseif j == colSz
                    if i == rowSz
                        centroid = [centroid, (sumOfX / numOf1s), (sumOfY / numOf1s)];
                        sumOfX = 0;
                        sumOfY = 0;
                        numOf1s = 0;
                    end
                    j = 1;
                    i = i + 1;
            elseif j == sz(2) && i == sz(1)
                centroid = [centroid, (sumOfX / numOf1s), (sumOfY / numOf1s)];
                break;
            elseif j == sz(2)
                if i == rowSz
                   centroid = [centroid, (sumOfX / numOf1s), (sumOfY / numOf1s)];
                    sumOfX = 0;
                    sumOfY = 0;
                    numOf1s = 0;
                end
                j = colSz + 1;
                i = i + 1;
            else 
                j = j + 1;
            end
                
        end

       centroid = cell2mat(centroid);


end