public void rotateImageTest()
{
var arr = new int[3][];
arr[0] = new int[3] {
1, 2, 3
};
arr[1] = new int[3] {
4, 5, 6
};
arr[2] = new int[3] {
7, 8, 9
};
var res = MatrixProblems.rotateImage(arr);
}
