package com.kattis.ncpc25.log.rider;

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.MissingFormatArgumentException;

public class C {

    public static final int MINUTES_IN_A_DAY = 1_440;

    public static void main(String[] args) throws Exception{
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
        String start = in.readLine();
        String end = in.readLine();

        String out = countTime(start, end);
        System.out.println(out);
    }

    public static String countTime(String start, String end)
    {
        if(start.equalsIgnoreCase(end))
        {
            return "7 days";
        }

        int startTime = formatedTimeToMin(start);
        int endTime = formatedTimeToMin(end);

        if(endTime < startTime)
        {
            endTime += MINUTES_IN_A_DAY*7;
        }

        int totalTime = endTime-startTime;

        int days = totalTime / MINUTES_IN_A_DAY;
        int hours = (totalTime - (days * MINUTES_IN_A_DAY)) / 60;
        int minutes = (totalTime - (days * MINUTES_IN_A_DAY) - (hours * 60));

        int components = 0;
        if(days > 0)
        {
            components += 1;
        }
        if(hours > 0)
        {
            components += 1;
        }
        if(minutes > 0)
        {
            components += 1;
        }

        StringBuilder out = new StringBuilder();
        if(days > 0)
        {
            out.append(days).append(" day").append((days == 1?"":"s"));
        }
        if(hours > 0)
        {
            if(!out.isEmpty())
            {
                if(components == 2)
                {
                    out.append(" and ");
                }
                else {
                    out.append(", ");
                }
            }
            out.append(hours).append(" hour").append((hours == 1?"":"s"));
        }
        if(minutes > 0)
        {
            if(!out.isEmpty())
            {
                if(components == 2)
                {
                    out.append(" and ");
                }
                else {
                    out.append(", ");
                }
            }
            out.append(minutes).append(" minute").append((minutes == 1?"":"s"));
        }

        return out.toString();
    }

    public static int formatedTimeToMin(String formated)
    {
        String day, time;
        day = formated.split(" ")[0];
        time = formated.split(" ")[1];
        int min = 0;

        min += switch (day) {
            case "Mon" -> MINUTES_IN_A_DAY;
            case "Tue" -> MINUTES_IN_A_DAY*2;
            case "Wed" -> MINUTES_IN_A_DAY*3;
            case "Thu" -> MINUTES_IN_A_DAY*4;
            case "Fri" -> MINUTES_IN_A_DAY*5;
            case "Sat" -> MINUTES_IN_A_DAY*6;
            case "Sun" -> MINUTES_IN_A_DAY*7;
            default -> 0;
        };

        String hour = time.split(":")[0];
        String minute = time.split(":")[1];

        min += Integer.parseInt(minute);
        min += Integer.parseInt(hour)*60;

        return min;
    }
}