Submission #1853027

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Source Code Expand

import java.io.BufferedReader;
import java.io.InputStreamReader;

public class Main {
    public static void main(String[] args) throws Exception {
        // Your code here!
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        //String line = br.readLine();
        int detaSuu = Integer.parseInt(br.readLine());
        int amari = 0;
        int hour = 0;
        int minute = 0;
        int time = 0;
        int soezi = 0;
        int []array = new int [289];
        int kaisi = 0;
        int syuuryou = 0;
        String kaisiOutHour;
        String kaisiOutMinute;
        String syuuryouOutHour;
        String syuuryouOutMinute;
        String outputTime1;
        String outputTime2;
        for(int i = 0; i < detaSuu; i++){
            String line2 = br.readLine();
            String []line3 = line2.split("-");
            for(int j = 0; j < 2; j++){
                hour = Integer.parseInt(line3[j].substring(0,2));
                minute = Integer.parseInt(line3[j].substring(2,4));
                time = hour * 60 + minute;
                amari = time % 5;
                if(amari > 0){
                    soezi = (time - amari) / 5;
                    
                }else{
                    soezi = time / 5;
                }
                if(j == 0){
                    kaisi = soezi;
                }else{
                    syuuryou = soezi;
                }
                
                
            }
            for(int l = kaisi; l < syuuryou+1; l++){
                array[l] = 1;
                //System.out.println(l + "番目" + array[l]);
            }
            
        }
        
        if(kaisi == 0 && syuuryou == 288){
                    System.out.println("0000-2400");
                    System.exit(0);
        }
        /*
        System.out.println("kaisi = " + kaisi);
        System.out.println("syuuryou = " + syuuryou);
        */
        for(int k = 0; k < 288; k++){
            if(array[k] == 1){
                kaisi = k;
                //System.out.println("kaisi2 = " + kaisi);
                for(int m = kaisi+1; m < 288; m++){
                    //System.out.println("m = " + m);
                    if(array[m] == 0){
                        syuuryou = m-1;
                        //kaisi += 1;
                        syuuryou += 1;
                        kaisiOutHour = String.valueOf((kaisi * 5) / 60);
                        kaisiOutMinute = String.valueOf((kaisi * 5) % 60);
                        syuuryouOutHour = String.valueOf((syuuryou * 5) / 60);
                        syuuryouOutMinute = String.valueOf((syuuryou * 5) % 60);
                        if(kaisiOutHour.length() <2){
                            kaisiOutHour = "0" + kaisiOutHour;
                        }else if(kaisiOutMinute.length() <2){
                            kaisiOutMinute = "0" + kaisiOutMinute;
                        }
                        if(syuuryouOutHour.length() <2){
                            syuuryouOutHour = "0" + syuuryouOutHour;
                        }else if(syuuryouOutMinute.length() <2){
                            syuuryouOutMinute = "0" + syuuryouOutMinute;
                        }
                        
                        outputTime1 = kaisiOutHour + kaisiOutMinute ;
                        outputTime2 = syuuryouOutHour + syuuryouOutMinute;
                        
                        System.out.println(outputTime1 + "-" + outputTime2);
                        k = m;
                        break;
                    }
                }
                
            }
        }
        
    }
}

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