Submission #107902

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Source Code Expand

import static java.lang.System.*;
import java.util.*;

public class Main {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO 自動生成されたメソッド・スタブ

		Scanner sc = new Scanner(in);
		
		int n = sc.nextInt();
		boolean[] time = new boolean[24*12+1];
		
		while(n-->0) {
			String[] str = sc.next().split("-");
			int s = new Integer(str[0]);
			int e = new Integer(str[1]);
			
			if(s % 10 >= 5) s = s / 10 * 10+ 5;
			else s = s / 10 * 10;
			
			if(e % 10 > 5) e = e / 10 * 10 + 10;
			else if(e % 10 > 0) e = e / 10 * 10 + 5;
			else e = e / 10 * 10;

//			out.println(s + " " + e);
			s = s / 100 * 12 + s % 100 / 5;
			e = e / 100 * 12 + e % 100 / 5;
			
//			out.println(" " + s + " " + e);
			for(int i=s; i<e; i++) time[i] = true;
		}
		
		for(int i=0; i<=24*12; i++) {
			if(time[i]) {
				int s = i;
				for(; i<24*12 && time[i]; i++) ;
				out.printf("%02d%02d-%02d%02d", s/12, s%12*5, i/12, i%12*5);
				out.println();
			}
		}			
	}

}

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