Submission #108683

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Source Code Expand

import java.text.DecimalFormat;
import java.util.*;
import java.io.*;
import static java.util.Arrays.*;
import static java.util.Collections.*;
import static java.lang.Math.*;

public class Main {

	int INF = 1 << 28;
	//long INF = 1L << 62;
	double EPS = 1e-10;

	void run() {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int[] ss = new int[n+1], es = new int[n+1];
		for(int i=0;i<n;i++) {
			String[] se = sc.next().split("-");
			int s = time2int( (int) floor(0.1 * Integer.parseInt(se[0]) * 2) * 5 );
			int e = time2int( (int) ceil(0.1 * Integer.parseInt(se[1]) * 2) * 5 );
			ss[i] = s; es[i] = e;
		}
		ss[n] = 2400; es[n] = 2400;
		sort(ss); sort(es);
		ArrayList<String> ans = new ArrayList<String>();
		DecimalFormat df = new DecimalFormat("0000");
		int s = -1;
		for(int i=0;i<n;i++) {
			if(s < 0) s=ss[i];
			if(i==n-1 || es[i] < ss[i+1]) { ans.add(df.format(s) + "-" + df.format(es[i])); s = -1; }
		}
		for(String a: ans)System.out.println(a);
	}
	
	int time2int(int v) {
		if(v%100 == 60) return (v/100+1)*100;
		return v;
	}
	
	int int2time(int v) {
		return (v/12)*100 + (v%12*5);
	}

	void debug(Object... os) {
		System.err.println(Arrays.deepToString(os));
	}

	public static void main(String[] args) {
		new Main().run();
	}
}

Submission Info

Judge Result