public void AddEdge(Edge e)
{
int v = e.Either, w = e.Other(v);
adj[v].Add(e);
adj[w].Add(e);
E++;
}
private static bool FindAndUnion(List<HashSet<Node>> trees, Edge currentEdge)
{
Node[] nodes = new Node[] { currentEdge.Start, currentEdge.End };
int firstTreeIndex = 0;
int secondTreeIndex = 0;
for (int i = 0; i < trees.Count; i++)
{
if (trees[i].IsSupersetOf(nodes))
{
return false;
}
if (trees[i].Contains(currentEdge.Start))
{
firstTreeIndex = i;
continue;
}
if (trees[i].Contains(currentEdge.End))
{
secondTreeIndex = i;
continue;
}
}
trees[firstTreeIndex].UnionWith(trees[secondTreeIndex]);
trees.RemoveAt(secondTreeIndex);
return true;
}
private void FindPath(int startNode)
{
List<int> unprocessedNodesIdxs = new List<int>();
foreach(var n in _Graph.Keys)
{
_ClosestNodes[n] = new Edge { Distance = decimal.MaxValue };
unprocessedNodesIdxs.Add(n);
}
_ClosestNodes[startNode].Distance = 0;
while(unprocessedNodesIdxs.Count > 0)
{
var currentNodeIdx = unprocessedNodesIdxs.First(p => _ClosestNodes[p].Distance == unprocessedNodesIdxs.Min(pp => _ClosestNodes[pp].Distance));
unprocessedNodesIdxs.Remove(currentNodeIdx);
foreach(var outEdge in _Graph[currentNodeIdx])
{
decimal currentDistance = _ClosestNodes[outEdge.NextNodeId].Distance;
decimal newDistance = Math.Min(currentDistance, _ClosestNodes[currentNodeIdx].Distance + outEdge.EdgeVeight);
if(newDistance < currentDistance)
{
_ClosestNodes[outEdge.NextNodeId].Distance = newDistance;
_ClosestNodes[outEdge.NextNodeId].NextNodeId = currentNodeIdx;
}
}
}
}
public void setUpByEdge(Edge TempEdge,bool isBothWay)
{
var result = TableOfMazes.Select(i =>
{
if (i.VertexNumber == TempEdge.Source()) i.Neigboors.Add(TempEdge.Dest());
return i;
}).ToList();
if (isBothWay)
{
var resultTwo = TableOfMazes.Select(i =>
{
if (i.VertexNumber == TempEdge.Dest()) i.Neigboors.Add(TempEdge.Source());
return i;
}).ToList();
}
// var temp = TableOfMazes.FirstOrDefault(c => c.VertexNumber == TempEdge.Source());
// if (temp != null)
// {
// Debug.WriteLine("kjhjkhjkhjk");
// // temp.Neigboors.Add(TempEdge.Dest());
//// }
// var temp = TableOfMazes.Find(r => (r.VertexNumber == TempEdge.Source()));
// temp.Neigboors.Add(TempEdge.Dest());
// TableOfMazes.ElementAt(r => (r.VertexNumber == TempEdge.Source())).Neigboors.Add(TempEdge.Dest());
// TableOfMazes.ElementAtOrDefault(TempEdge.Source());
// TableOfMazes
}
public TabStub(VisualStyle style)
{
// Default state
_wct = null;
_style = style;
_hoverOver = -1;
_hoverItem = -1;
_selectedIndex = -1;
_defaultFont = true;
_defaultColor = true;
_edge = Edge.None;
_drawTabs = new ArrayList();
_tabPages = new TabPageCollection();
base.Font = SystemInformation.MenuFont;
// Hookup to collection events
_tabPages.Cleared += new CollectionClear(OnClearedPages);
_tabPages.Inserted += new CollectionChange(OnInsertedPage);
_tabPages.Removing += new CollectionChange(OnRemovingPage);
_tabPages.Removed += new CollectionChange(OnRemovedPage);
// Need notification when the MenuFont is changed
Microsoft.Win32.SystemEvents.UserPreferenceChanged += new
UserPreferenceChangedEventHandler(OnPreferenceChanged);
// Default default colors
DefineBackColor(SystemColors.Control);
// Create the Timer for handling hovering over items
_hoverTimer = new Timer();
_hoverTimer.Interval = _hoverInterval;
_hoverTimer.Tick += new EventHandler(OnTimerExpire);
}
public void RemoveEdge(Edge aEdge)
{
if (aEdge != null && mEdges.Contains(aEdge))
mEdges.Remove(aEdge);
else
throw new GraphException("hrana v grafu neexistuje", GraphExampleMessageType.EDGE);
}
/// <summary>
/// This method is used for making EdgeWrapper object that can be sent on clint, from Edge<Guid, EdgeData>.
/// </summary>
/// <param name="edge">data that need to be sent to client</param>
/// <returns>EdgeWrapper object that is prepared for sending</returns>
public static EdgeWrapper TransformeEdge(Edge<Guid, EdgeData> edge)
{
EdgeWrapper edgeDataWraper = new EdgeWrapper();
edgeDataWraper.ToNodeId = edge.ToNodeId;
edgeDataWraper.Data = EdgeDataWrapper.TransformeEdgeData(edge.Data);
return edgeDataWraper;
}
/// <summary>
///
/// </summary>
/// <param name="edge"></param>
/// <param name="graphNode"></param>
public void AddGraphNode(Edge edge, int parentGraphNodeId, GraphNode graphNode)
{
GraphNode parent = GetGraphNodeById(parentGraphNodeId);
edge.StartGraphNodeId = parentGraphNodeId;
edge.EndGraphNodeId = graphNode.GraphNodeId;
EdgeCollection.Add(edge);
}
internal Margin(string otherControlName, Edge othersEdge, float distance)
: this()
{
OtherControlName = otherControlName;
OthersEdge = othersEdge;
Distance = distance;
}
//public NavigationTriangle(Vector3 a, Vector3 b, Vector3 c)
public NavigationTriangle(Edge e1, Edge e2, Edge e3)
{
//m_neighbours[0] = null; // neighbour on a -> b side
//m_neighbours[1] = null; // neighbour on b -> c side
//m_neighbours[2] = null; // neighbour on c -> a side
m_edge1 = e1;
m_edge2 = e2;
m_edge3 = e3;
Vector3 a,b,c;
m_edge1.getCommonVertex(m_edge3, out a);
m_edge1.getCommonVertex(m_edge2, out b);
m_edge2.getCommonVertex(m_edge3, out c);
m_corners[0] = a;
m_corners[1] = b;
m_corners[2] = c;
m_dirs[0] = Vector3.Subtract(c, a);
m_dirs[1] = Vector3.Subtract(b, a);
m_normal = Vector3.Cross(m_dirs[0], m_dirs[1]);
m_normal.Normalize();
}
internal static Edge Bisect(Site s1, Site s2)
{
var newEdge = new Edge();
newEdge.Sites[LR.Left] = s1;
newEdge.Sites[LR.Right] = s2;
newEdge.Vertices[LR.Left] = newEdge.Vertices[LR.Right] = null;
var dx = s2.Coord.X - s1.Coord.X;
var dy = s2.Coord.Y - s1.Coord.Y;
var adx = dx > 0 ? dx : -dx;
var ady = dy > 0 ? dy : -dy;
newEdge.C = s1.Coord.X*dx + s1.Coord.Y*dy + (dx*dx + dy*dy)*0.5f;
if (adx > ady) {
newEdge.A = 1.0f;
newEdge.B = dy/dx;
newEdge.C /= dx;
} else {
newEdge.B = 1.0f;
newEdge.A = dy/dx;
newEdge.C /= dy;
}
newEdge.EdgeID = NumEdges;
Out.Bisector(newEdge);
NumEdges++;
return newEdge;
}
public void CheckPredecessorLineGraph()
{
AdjacencyGraph<int, Edge<int>> g = new AdjacencyGraph<int, Edge<int>>(true);
g.AddVertex(1);
g.AddVertex(2);
g.AddVertex(3);
Edge<int> e12 = new Edge<int>(1, 2); g.AddEdge(e12);
Edge<int> e23 = new Edge<int>(2, 3); g.AddEdge(e23);
var dij = new DijkstraShortestPathAlgorithm<int, Edge<int>>(g, e => 1);
var vis = new VertexPredecessorRecorderObserver<int, Edge<int>>();
using(vis.Attach(dij))
dij.Compute(1);
IEnumerable<Edge<int>> path;
Assert.IsTrue(vis.TryGetPath(2, out path));
var col = path.ToList();
Assert.AreEqual(1, col.Count);
Assert.AreEqual(e12, col[0]);
Assert.IsTrue(vis.TryGetPath(3, out path));
col = path.ToList();
Assert.AreEqual(2, col.Count);
Assert.AreEqual(e12, col[0]);
Assert.AreEqual(e23, col[1]);
}
static void Main(string[] args)
{
while (true)
{
s = Console.ReadLine();
if (s == null)
break;
inp = s.Split(sep, StringSplitOptions.RemoveEmptyEntries);
n = int.Parse(inp[0]);
m = int.Parse(inp[1]);
inp = Console.ReadLine().Split(sep, StringSplitOptions.RemoveEmptyEntries);
o = int.Parse(inp[0]) - 1;
d = int.Parse(inp[1]) - 1;
for (int i = 0; i < m; i++)
{
inp = Console.ReadLine().Split(sep, StringSplitOptions.RemoveEmptyEntries);
edges[i] = new Edge(int.Parse(inp[0]) - 1, int.Parse(inp[1]) - 1, double.Parse(inp[2]), double.Parse(inp[3]));
}
bellman_ford(o, n, m, -1);
double temp = data[0, d];
bellman_ford(o, n, m, temp);
LinkedList<int> path = Path(o, d);
LinkedListNode<int> aux = path.First;
while (aux != path.Last)
{
Console.Write(aux.Value + 1 + " ");
aux = aux.Next;
}
Console.WriteLine(aux.Value + 1);
Console.WriteLine("{0} {1}", data[0, d].ToString(".0"), temp.ToString(".0"));
}
}
static int maxFlow(List<Edge>[] graph, int s, int t)
{
int flow = 0;
int[] q = new int[graph.Count()];
while (true) {
int qt = 0;
q[qt++] = s;
Edge[] pred = new Edge[graph.Count() ];
for (int qh = 0; qh < qt && pred[t] == null; qh++) {
int cur = q[qh];
foreach(Edge e in graph[cur]) {
if (pred[e.t] == null && e.cap > e.f) {
pred[e.t] = e;
q[qt++] = e.t;
}
}
}
if (pred[t] == null)
break;
int df = int.MaxValue;
for (int u = t; u != s; u = pred[u].s)
df = Math.Min(df, pred[u].cap - pred[u].f);
for (int u = t; u != s; u = pred[u].s) {
pred[u].f += df;
graph[pred[u].t].ElementAt(pred[u].rev).f -= df;
}
flow += df;
}
return flow;
}
public static void expandSide( ref Rectangle rect, Edge edge, int amount )
{
// ensure we have a positive value
amount = Math.Abs( amount );
switch( edge )
{
case Edge.Top:
rect.Y -= amount;
rect.Height += amount;
break;
case Edge.Bottom:
rect.Height += amount;
break;
case Edge.Left:
rect.X -= amount;
rect.Width += amount;
break;
case Edge.Right:
rect.Width += amount;
break;
default:
throw new ArgumentOutOfRangeException();
}
}
public void AddEdge(Node nodeFrom, Node nodeTo, float capacity)
{
var key = GetKey(nodeFrom.Id, nodeTo.Id);
var edge = new Edge() { NodeFrom = nodeFrom, NodeTo = nodeTo, Capacity = capacity, Name = key };
Edges.Add(key, edge);
nodeFrom.NodeEdges.Add(edge);
}
public void User_story_throws_out_of_bounds_exception_for_position_less_than_one()
{
var userStory = new UserStory(2);
var edge = new Edge();
Assert.That(() => edge.SetPosition(0, userStory), Throws.TypeOf<IndexOutOfRangeException>());
}
public void AddEdge(Node nodeFrom, Node nodeTo, int capacity)
{
var key = GetKey(nodeFrom, nodeTo);
var edge = new Edge { NodeFrom = nodeFrom, NodeTo = nodeTo, Capacity = capacity };
edges.Add(key, edge);
nodeFrom.NodeEdges.Add(edge);
}
/// <summary>
/// This method is used for getting Edge<Guid, EdgeData> from object that should be Edge.
/// </summary>
/// <param name="objectToParse">object that need to be transformed into Edge,
/// if this is not possible this method throw an Exception</param>
/// <returns>Edge<Guid, EdgeData> that represent transformed object from objectToParse.
/// If objectToParse is null, this method will return null</returns>
public static Edge<Guid, EdgeData> ParseEdge(Object objectToParse)
{
if (objectToParse == null)
{
return null;
}
if (objectToParse is Dictionary<String, Object>)
{
Dictionary<String, Object> dictionaryToParse = objectToParse as Dictionary<String, Object>;
if(dictionaryToParse.ContainsKey(TO_NODE_ID) && dictionaryToParse.ContainsKey(DATA))
{
Guid toNodeId = (Guid)ObjectWrapper.ParseObjectWrapper(dictionaryToParse[TO_NODE_ID]);
EdgeData edgeData = (EdgeData)EdgeDataWrapper.ParseEdgeData(dictionaryToParse[DATA]);
Edge<Guid, EdgeData> edge = new Edge<Guid, EdgeData>(toNodeId, edgeData);
return edge;
}
else
{
throw new Exception("Edge object is not formated in right way!");
}
}
else
{
throw new Exception("Edge object is not formated in right way!");
}
}
public Node Clone()
{
Node cloneNode = new Node();
cloneNode.ID = this.ID;
cloneNode.PathName = this.PathName;
cloneNode.PathID = this.PathID;
cloneNode.IsExchangeSta = this.IsExchangeSta;
cloneNode.dMapX = this.dMapX;
cloneNode.dMapY = this.dMapY;
cloneNode.StaName = this.StaName;
cloneNode.GPS = this.GPS;
ArrayList edges = new ArrayList();
for (int i = 0; i < this.EdgeList.Count; i++)
{
Edge curE = this.EdgeList[i] as Edge;
Edge e = new Edge();
e.EdgeDirection = curE.EdgeDirection;
e.EndNodeID = curE.EndNodeID;
e.IsStep = curE.IsStep;
e.SatrtNodeID = curE.SatrtNodeID;
e.Weight = curE.Weight;
edges.Add(e);
}
cloneNode.EdgeList = edges;
return cloneNode;
}
public static Vertex Rung4(GraphData d)
{
Vertex v = new Vertex();
v.Include = Root + "Rung4.html";
Edge e;
string NextVertexName = "TraditionalCrises_Rung5";
e = new Edge(d);
e.State.VertexName = NextVertexName;
//e.State.Stakes += 5;
e.HTML = "A public and irrevocable increase in the stakes";
v.Edges.Add(e);
e = new Edge(d);
e.State.VertexName = NextVertexName;
//e.State.PublicAwareness += 20;
e.HTML = "Officially inspire newspaper stories to the effect that the chief of state takes a serious view of the matter.";
v.Edges.Add(e);
return v;
}
public void TestEdgeIntersection()
{
Edge edge;
Point p1, p2, intersection;
bool result;
object[,] tests = { {4.0, 4.0, 6.0, 2.0, false, 0.0, 0.0},
{0.0, 2.0, 6.0, -1.0, true, 2.0, 1.0},
{0.0, 2.0, 6.0, 2.0, true, 4.0, 2.0},
{6.0, -1.0, 2.0, -3.0, false, 0.0, 0.0} };
edge = new Edge(0, 0, 4, 2);
for (int i = 0; i < tests.GetLength(0); i++)
{
p1 = new Point((double)tests[i, 0], (double)tests[i, 1]);
p2 = new Point((double)tests[i, 2], (double)tests[i, 3]);
result = edge.ComputeIntersection(new Edge(p1, p2), out intersection);
Assert.Equals(result, tests[i, 4]);
if (result)
{
p1 = new Point((double)tests[i, 5], (double)tests[i, 6]);
Assert.Equals(p1.X, intersection.X);
Assert.Equals(p1.Y, intersection.Y);
}
}
}
public void Simple()
{
var graph = new Graph<int>(false);
var vertices = new Vertex<int>[20];
for (var i = 0; i < 20; i++)
{
vertices[i] = new Vertex<int>(i);
graph.AddVertex(vertices[i]);
}
for (var i = 0; i < 17; i += 2)
{
var edge = new Edge<int>(vertices[i], vertices[i + 2], false);
graph.AddEdge(edge);
}
var trackingVisitor = new TrackingVisitor<int>();
graph.AcceptVisitor(trackingVisitor);
Assert.AreEqual(trackingVisitor.TrackingList.Count, 20);
for (var i = 0; i < 20; i++)
{
Assert.IsTrue(trackingVisitor.TrackingList.Contains(i));
}
}
public void AddEdge(Edge e)
{
//Edge should have this node as one of the end nodes
Contract.Requires((e.StartNode.Equals(this)) ||
(e.EndNode.Equals(this)));
edges.Add(e);
}
/// <summary>
/// Erstellt ein neues Informationsobjekt für ein 3D-Modell, das eine Kante darstellt.
/// [base="pipe1", Angles3.Zero, new Vector3 (10,10,10)]
/// </summary>
public Pipe(IScreen screen, IGrid grid, Knot knot, Edge edge, Node node1, Node node2)
: base(screen: screen)
{
UniqueKey = edge.ToString ();
// Weise Knoten und Kante zu
Knot = knot;
Edge = edge;
Grid = grid;
// Berechne die beiden Positionen, zwischen denen die Kante gezeichnet wird
PositionFrom = node1;
PositionTo = node2;
// Kanten sind verschiebbar und auswählbar
IsMovable = true;
IsSelectable = true;
// Berechne die Drehung
Rotation += RotationMap [Edge.Direction];
// Aktualisiere die Kategorie
Coloring.OnColorChanged += UpdateCategory;
IsSingleColored = true;
incomplete = true;
}
public static Vertex Intro(GraphData d)
{
Vertex v = new Vertex();
v.Include = Root + "Intro.html";
Edge e;
e = new Edge(d);
e.State.VertexName = "SubcrisisManeuvering_Index";
e.State.Rank1.InHand += 1;
e.State.Rank2_dipl.InHand += 2;
e.State.Rank2_econ.InHand += 1;
e.State.Rank2_poli.InHand += 1;
e.HTML = "Assume political control over crisis. Communicate with allies' political leaders, confirm a firm leadership position in NATO and with non-NATO allies. Establish continuous high level lines of communication. Summon political advisors.";
v.Edges.Add(e);
e = new Edge(d);
e.State.VertexName = "SubcrisisManeuvering_Index";
e.Disabled = true;
e.State.Rank3.InHand += 1;
e.HTML = "Summon military leadership. Confirm command and control links over allies military leadership. Immediately address the nation.";
v.Edges.Add(e);
return v;
}
public bool ContainsEdge(Transaction tx, Edge edge)
{
if (tx == null) throw new ArgumentNullException("tx");
if (edge == null) throw new ArgumentNullException("edge");
return tx.EdgeTree.ReadVersion(tx.VoronTransaction, edge.Key.ToSlice()) > 0;
}
bool AddEdge(Edge e) {
edges.Add(e);
if(GetAdjacencyList(e.a).Contains(e.b)) return true; // linear, but list should be v. small
GetAdjacencyList(e.a).AddLast(e.b);
GetAdjacencyList(e.b).AddLast(e.a);
return false;
}
public IEnumerable<Intersection> FindIntersections(Edge e)
{
// points of edge reffered to as p and q
Vector3 p = e.A;
Vector3 q = e.B;
Vector3 pq = q - p;
double d = pq * N; // abs(d) is dist b/w p and q perp to triangle plane
if (d == 0) return Enumerable.Empty<Intersection>(); // pq is paralell to the plane
Vector3 pa = A - p;
double t = pa * N; // perp dist from triangle plane to p
if (t * d < 0) return Enumerable.Empty<Intersection>(); // q is further from the plane than p is
if (Math.Abs(t) > Math.Abs(d)) return Enumerable.Empty<Intersection>(); // pq does not intersect the plane
// at this point we know the edge intersects the plane that the triangle is in
// but we don't know if it intersects the actual triangle
Vector3 r = p + (t / d) * pq; // point of intersection with the plane
Vector3 ra = A - r;
double rab = ra * ABN; // dist b/w intersection and segment ab
if (rab < 0) return Enumerable.Empty<Intersection>(); // outside of segment ab
Vector3 rb = B - r;
double rbc = rb * BCN;
if (rbc < 0) return Enumerable.Empty<Intersection>(); // outside of segment bc
Vector3 rc = C - r;
double rac = rc * ACN;
if (rac < 0) return Enumerable.Empty<Intersection>(); // outside of ac
return new[] { new Intersection(r, N) };
}
public EdgeModel(Edge e)
{
StartVillageId = e.FromVillageId;
EndVillageId = e.ToVillageId;
DistanceInSeconds = e.Time;
DistanceMeasurementType = e.TimeType;
}