Jagged arrays in C#Edit
A jagged array is an array whose elements are arrays, possibly of different sizes.
int[][] jaggedArray = new int[3][];
jaggedArray[0] = new int[5];
...
jaggedArray[0] = new int[] { 1, 3, 4, 5, 9 };
...
int [][] jaggedArray2 = new int [][] {
new int [] { 1, 3, 5, 7, 9 },
...
}