Java Fehler

import java.util.*;
import java.io.*;

public class ReadAndQuicksort {
  public static void main(String[] args) {

    try {
      File file1 = new File("daten_org.txt");
      File file2 = new File("daten_sort.txt");
      File file3 = new File("array_1.txt");
      File file4 = new File("array_2.txt");
      file2.createNewFile();
      file3.createNewFile();
      file4.createNewFile();

      Scanner scanner = new Scanner(file1);
      Scanner scr1    = new Scanner(file3);
      Scanner scr2    = new Scanner(file4);

      PrintStream prs  = new PrintStream(file2);
      PrintStream prs1 = new PrintStream(file3);
      PrintStream prs2 = new PrintStream(file4);

      int[] arr = new int[100];

      for(int i = 0; i < 100; i++) {
        arr[i] = scanner.nextInt();
      }
      Arrays.sort(arr);
      for(int i = 0; i < 100; i++) {
        prs1.print(arr[i] + " ");
      }

      for(int i = 100; i < 165; i++) {
        arr[i-100] = scanner.nextInt();
      }
      Arrays.sort(arr);
      for(int i = 100; i < 165; i++) {
        prs2.print(arr[i-100] + " ");
      }

      int a = 0, b = 0;
      boolean bA = true, bB = true;

      for(int i = 0; i < 165; i++) {
        if(bA) a = scr1.nextInt();
        if(bB) b = scr2.nextInt();

        if(a < b) {
          prs.print(a + " ");
          bA = true;
          bB = false;
        }
        if(a > b) {
          prs.print(b + " ");
          bA = false;
          bB = true;
        }
        if(a == b) {
          prs.print(a + " " + b + " ");
          bA = true;
          bB = true;
          i++;
        }
      }

	  delete(file3);
	  delete(file4);

      prs.close();
      prs1.close();
      prs2.close();
    } catch (IOException e) {}

    System.out.println();
    System.out.println("ERFOLGREICH: Zahlen sortiert.");
  }
}

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Exception in thread "main" java.util.NoSuchElementException
        at java.util.Scanner.throwFor(Scanner.java:862)
        at java.util.Scanner.next(Scanner.java:1485)
        at java.util.Scanner.nextInt(Scanner.java:2117)
        at java.util.Scanner.nextInt(Scanner.java:2076)
        at ReadAndQuicksort.main(ReadAndQuicksort.java:47)