Submission #574128

---

Source Code Expand

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Comparator;
import java.util.HashMap;
import java.util.List;

public class Main{
	public static void main(String[] args){
		try {
			(new Solve()).solve();
		} catch (NumberFormatException | IOException e) {
			e.printStackTrace();
		}
	}
}

class Solve{
	String[] deg = {"NNE","NE","ENE","E","ESE","SE","SSE","S","SSW","SW","WSW","W","WNW","NW","NNW"};
	int[] dis = {2,15,33,54,79,107,138,171,207,244,284,326};
	
	void solve() throws NumberFormatException, IOException{
		final ContestScanner in = new ContestScanner();
		int n = in.nextInt();
		List<int[]> list = new ArrayList<>();
		int[] bf = {0,0};
		int[][] input = new int[n][2];
		for(int i=0; i<n; i++){
			String[] line = in.readLine().split("-");
			input[i][0] = Integer.parseInt(line[0]);
			input[i][1] = Integer.parseInt(line[1]);
		}
		Arrays.sort(input, new Comparator<int[]>() {
			@Override
			public int compare(int[] o1, int[] o2) {
				return o1[0]-o2[0];
			}
		});
		for(int i=0; i<n; i++){
			int s = input[i][0];
			int t = input[i][1];
			if(s%10<5) s = (s/10)*10;
			else s = (s/10)*10+5;
			if(t%10!=0&&t%10<=5) t = (t/10)*10+5;
			else if(t%10!=0) t = (t/10)*10+10;
			if(t%100/10>=6){
				t += 100;
				t -= 60;
			}
			if(i==0){
				bf[0] = s;
				bf[1] = t;
				list.add(bf);
				continue;
			}
			if(s<=bf[1]){
				if(bf[1]<t) bf[1] = t;
				continue;
			}
			bf = new int[2];
			bf[0] = s;
			bf[1] = t;
			list.add(bf);
		}
		for(int[] t: list){
			System.out.format("%04d-%04d\n",t[0],t[1]);
		}
	}
}

class MultiSet<T> extends HashMap<T, Integer>{
	@Override
	public Integer get(Object key){return containsKey(key)?super.get(key):0;}
	public void add(T key,int v){put(key,get(key)+v);}
	public void add(T key){put(key,get(key)+1);}
}
 
class ContestWriter{
	private PrintWriter out;
	public ContestWriter(String filename) throws IOException
	{out = new PrintWriter(new BufferedWriter(new FileWriter(filename)));}
	public ContestWriter() throws IOException{out = new PrintWriter(System.out);}
	public void println(String str){out.println(str);}
	public void print(String str){out.print(str);}
	public void close(){out.close();}
}
 
class ContestScanner {
	private BufferedReader reader;private String[]line;private int idx;
	public ContestScanner()throws FileNotFoundException 
	{reader=new BufferedReader(new InputStreamReader(System.in));}
	public ContestScanner(String filename)throws FileNotFoundException
	{reader=new BufferedReader(new InputStreamReader(new FileInputStream(filename)));}
	public String nextToken()throws IOException{if(line==null||line.length<=idx){
	line=reader.readLine().trim().split(" ");idx=0;}return line[idx++];}
	public String readLine()throws IOException{return reader.readLine();}
	public long nextLong()throws IOException,NumberFormatException{return Long.parseLong(nextToken());}
	public int nextInt()throws NumberFormatException,IOException{return(int)nextLong();}
	public double nextDouble()throws NumberFormatException,IOException 
	{return Double.parseDouble(nextToken());}
}

Submission Info

Judge Result