public static void main(String[] args) 
	{
		
		int numRows = 0;
		int[][] pascal = new int[0][0];
		checkInput input = new checkInput();
		
		numRows = input.posIntNoZero("Please input the number of rows of Pascal's Triangle that you would like: ");

		createPascal(pascal, numRows);
		drawPascal(pascal, numRows);
		
	}
	
	public static void createPascal(int[][] pascal, int numRows)
	{
		// This makes a Ragged Array with numRows rows and the number of columns left to vary between lines.
		pascal = new int [numRows][];
		
		for (int rowIndex = 0; rowIndex < numRows; rowIndex++)
		{
			pascal[rowIndex] = new int[rowIndex + 1];
		}
		
		
		for (int rowIndex = 0; rowIndex < numRows; rowIndex++)
		{
			for(int columnIndex = 0; columnIndex < rowIndex + 1; columnIndex++)
			{
				if (columnIndex == 0 || columnIndex == rowIndex)
					pascal[rowIndex][columnIndex] = 1;
				else
					pascal[rowIndex][columnIndex] = pascal[rowIndex - 1][columnIndex-1] + pascal[rowIndex-1][columnIndex];
			}
		}
	}