Matrix Fill

private static void FillMatrix(string[,] matrix, string snakeInput, int rowCount, int colCount)
        {
            Queue<string> snake = new Queue<string>();

            for (int i = 0; i < snakeInput.Length; i++)
            {
                snake.Enqueue(snakeInput[i].ToString());
            }

            int rowCounter = 1;
            for (int rows = rowCount - 1; rows >= 0; rows--)
            {
                int currCols = 0;
                if (rowCounter % 2 != 0)
                {
                    currCols = colCount - 1;
                }
                else
                {
                    currCols = 0;
                }

                while (currCols >= 0 && currCols < colCount)
                {
                    string currLetter = snake.Dequeue();

                    matrix[rows, currCols] = currLetter;

                    snake.Enqueue(currLetter);
                    if (rowCounter % 2 != 0)
                    {
                        currCols--;
                    }
                    else
                    {
                        currCols++;
                    }
                }
                rowCounter++;
            }
        }