function timeInWords(h, m) {
    // Write your code here
    const hoursInWords = {
        1: 'one',
        2: 'two',
        3: 'three',
        4: 'four',
        5: 'five',
        6: 'six',
        7: 'seven',
        8: 'eight',
        9: 'nine',
        10: 'ten',
        11: 'eleven',
        12: 'twelve'
    }

    const minutesInWords = {
        ...hoursInWords,
        13: 'thirteen',
        14: 'fourteen',
        15: 'fifteen',
        16: 'sixteen',
        17: 'seventeen',
        18: 'eighteen',
        19: 'nineteen',
        20: 'twenty'
    }

    const toMinutes = 60 - m

    if (m === 0) {
        return `${hoursInWords[h]} o' clock`
    } else if (m === 1) {
        return `one minute past ${hoursInWords[h]}`
    } else if (m === 15) {
        return `quarter past ${hoursInWords[h]}`
    } else if (m >= 2 && m <= 20 && m !== 15) {
        return `${minutesInWords[m]} minutes past ${hoursInWords[h]}`
    } else if (m >= 21 && m <= 29) {
        return `twenty ${minutesInWords[m - 20]} minutes past ${hoursInWords[h]}`
    } else if (m === 30) {
        return `half past ${hoursInWords[h]}`
    } else if (m === 45) {
        return `quarter to ${hoursInWords[h === 12 ? 1 : h + 1]}`
    } else if (m === 59) {
        return `one minute to ${hoursInWords[h === 12 ? 1 : h + 1]}`
    } else if (toMinutes > 20) {
        return `twenty ${minutesInWords[toMinutes - 20]} minutes to ${hoursInWords[h === 12 ? 1 : h + 1]}`
    } else {
        return `${minutesInWords[60 - m]} minutes to ${hoursInWords[h === 12 ? 1 : h + 1]}`
    }
}