HackerRank - Algorithms - The Time in Words

hackerRank-algorithms-the-Time-in-words.py

#!/bin/python3

import math
import os
import random
import re
import sys

#
# Complete the 'timeInWords' function below.
#
# The function is expected to return a STRING.
# The function accepts following parameters:
#  1. INTEGER h
#  2. INTEGER m
#

def timeInWords(h, m):
    # Write your code here
    
    # set up to convert number to words
    num_in_words = {
        1: 'one',
        2: 'two',
        3: 'three',
        4: 'four',
        5: 'five',
        6: 'six',
        7: 'seven',
        8: 'eight',
        9: 'nine',
        10: 'ten',
        11: 'eleven',
        12: 'twelve',
        13: 'thirteen',
        14: 'fourteen',
        15: 'quarter',
        16: 'sixteen',
        17: 'seventeen',
        18: 'eighteen',
        19: 'nineteen',
        20: 'twenty',
        30: 'half'
    }
    
    # start with empty string
    words = ''
    
    # handling those with minutes
    if m != 0:
        link = ' past '
        
        # handling those after 30 min
        if m > 30:
            link = ' to '
            m = 60 - m
            if h < 12:
                h += 1
            else:
                h = 1
        
        if m > 20 and m < 30:
            words += num_in_words[20] + ' '
            m = m - 20
            
        words += num_in_words[m]
        
        if m > 0 and m < 30 and m != 15 and m != 30:
            words += ' minute'
            if m != 1:
                words += 's'
        
        words += link + num_in_words[h]
    
    # handle those without minutes
    else:
        words = num_in_words[h] + " o' clock"

    return words
    

if __name__ == '__main__':
    fptr = open(os.environ['OUTPUT_PATH'], 'w')

    h = int(input().strip())

    m = int(input().strip())

    result = timeInWords(h, m)

    fptr.write(result + '\n')

    fptr.close()