static void Main(string[] args)
{
int nodes = 5;
Graph dijkstra = new Graph(nodes);
dijkstra.addEdge(0, 1, 1);
dijkstra.addEdge(0, 2, 7);
dijkstra.addEdge(1, 2, 5);
dijkstra.addEdge(1, 4, 4);
dijkstra.addEdge(4, 3, 2);
dijkstra.addEdge(2, 3, 6);
int distance = dijkstra.minmumDistanceBtwTwoNodes(0, 3);
Console.WriteLine(distance);
}