Created
November 25, 2015 01:40
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import java.io.BufferedReader; | |
import java.io.FileReader; | |
import java.io.IOException; | |
import java.util.ArrayList; | |
import java.util.List; | |
import java.lang.*; | |
public class DSAP3 { | |
ArrayList<ArrayList<Integer>> data = new ArrayList<ArrayList<Integer>>(); | |
public class Node { | |
int id; | |
int val; | |
ArrayList<Node> app = new ArrayList<Node>(); | |
private void add (Node mag) { | |
app.add(mag); | |
} | |
private Node getChild (int pos) { | |
return app.get(pos); | |
} | |
} | |
public Node addMag(int x) { | |
Node temp = new Node(); | |
temp.id = data.get(x).get(0); | |
temp.val = data.get(x).get(1); | |
// System.out.print(temp.id + " "); | |
// System.out.println(temp.val + " "); | |
for (int c = 2; c < data.get(x).size(); c++) { | |
temp.add(addMag(data.get(x).get(c)-1)); | |
} | |
// System.out.print(temp.id + " "); | |
// System.out.println(temp.val + " "); | |
// System.out.print("\n"); | |
return temp; | |
} | |
public void load(String file_path) { | |
//read txt file | |
BufferedReader br = null; | |
try { | |
int h = 0; | |
//read in file | |
String sCurrentLine; | |
br = new BufferedReader(new FileReader(file_path)); | |
h = Integer.parseInt(br.readLine()); | |
//read lines | |
int i = 0; | |
ArrayList<Integer> apps = new ArrayList<Integer>(); | |
String str; | |
String[] stra; | |
while ((sCurrentLine = br.readLine()) != null) { | |
str = sCurrentLine.replaceAll("\\D+"," "); | |
str = str + " x"; | |
stra = str.split(" +"); | |
while (!(stra[i]).equals("x")) { | |
apps.add(Integer.parseInt(stra[i])); | |
i++; | |
} | |
data.add(apps); | |
apps = new ArrayList<Integer>(); | |
i = 0; | |
} | |
Node head = addMag(0); | |
System.out.println(head.id + " " + head.val); | |
System.out.println(head.getChild(0).val); | |
System.out.println(head.getChild(1).val); | |
System.out.println(head.getChild(2).val); | |
System.out.println(head.getChild(1).getChild(1).val); | |
} catch (IOException e) { | |
e.printStackTrace(); | |
} | |
} | |
public static void main(String[] args) { | |
DSAP3 dsap3 = new DSAP3(); | |
dsap3.load(args[0]); | |
} | |
} | |
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