Submission #1330538

---

Source Code Expand

import java.util.*;

class Main {
  public static void main(String args[]) {
    Scanner sc = new Scanner(System.in);
    final int n = sc.nextInt();
    List<Integer> se = new ArrayList();
    for (int i = 0; i < n; i++) {
      String[] tmp = sc.next().split("-");
      int start = (Integer.parseInt(tmp[0].substring(0,2)) * 60 +
                   Integer.parseInt(tmp[0].substring(2,4))) / 5;
      int end   = (Integer.parseInt(tmp[1].substring(0,2)) * 60 +
                   Integer.parseInt(tmp[1].substring(2,4)) + 4) / 5;
      se.add(start);
      se.add(end);
    }

    final int range = 24 * 60 / 5 + 1;
    boolean[] schedule = new boolean[range];
    for (int i = 0; i < 2*n; i+=2) {
      Arrays.fill(schedule, se.get(i), se.get(i+1), true);
    }

    boolean state = true;
    for (int i = 0; i < range; i++) {
      if (schedule[i] == state) {
        System.out.print(String.format("%02d", i*5/60));
        System.out.print(String.format("%02d", i*5%60));
        if (state) System.out.print("-");
        else System.out.println();
        state = !state;
      }
    }
  }
}

Submission Info

Compile Error

Note: ./Main.java uses unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.

Judge Result