package util.graph;

import java.util.HashSet;
import java.util.PriorityQueue;
import java.util.Set;

public class DynDjikstra {
    public static State FindShortest(Node start, Node target) {
        PriorityQueue<Node> openSet = new PriorityQueue<>();
        Set<Node> closedSet = new HashSet<>();
        openSet.add(start);
        while (!openSet.isEmpty()) {
            Node current = openSet.poll();
            for (Edge edge : current.edges) {
                Node end = edge.target;
                if (closedSet.contains(end)) {
                    continue;
                }
                State newState = edge.travel(current.last);
                //if (end.equals(target)) {
                    //return newState;
                //}
                if (openSet.contains(end)) {
                    if (end.last.compareTo(newState)>0) {
                        end.last = newState;
                    }
                } else {
                    openSet.add(end);
                    end.last = newState;
                }
            }
            closedSet.add(current);
            if (closedSet.contains(target)) {
                return target.last;
            }
        }

        return target.last;
    }
}

package com.google.codejam.qualrnd.dncingglers;

import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;

public class DancingGooglersInputReader {

	public DancingGooglersInput read() {

		Scanner scanner = new Scanner(System.in);
		String firstLine = scanner.nextLine();
		int noOfLines = Integer.parseInt(firstLine);
		GooglersScoreboard[] allScoreboards = new GooglersScoreboard[noOfLines];
		
		for (int lineNum = 0; lineNum < noOfLines; lineNum++) {
			
			String inputValues[] = scanner.nextLine().split(" ");
			GooglersScoreboard scoreboard = new GooglersScoreboard();
			int noOfGooglers = Integer.parseInt(inputValues[0]);
			
			scoreboard.setNoOfGooglers(noOfGooglers);
			scoreboard.setNoOfSurprisingScores(Integer.parseInt(inputValues[1]));
			scoreboard.setBestScore(Integer.parseInt(inputValues[2]));
			
			List<Integer> scores = new ArrayList<Integer>(noOfGooglers);
			
			for (int scoreIndex = 0; scoreIndex < noOfGooglers; scoreIndex++) {
				scores.add(Integer.parseInt(inputValues[scoreIndex+3]));
			}
			
			scoreboard.setScores(scores);
			allScoreboards[lineNum] = scoreboard;
		}

		return new DancingGooglersInput(noOfLines, allScoreboards);
	}
}
