function whoIsThis(character) {
	const char = character.toLowerCase();
    if (char === 'naruto') {
        return `Hokage`
    } else if (char === 'sasuke') {
        return `Konoha's Strongest Ninja`
    } else if (char === 'isshiki') {
        return `Otsutsuki being`
    } else if (char === 'boruto') {
        return `Naruto and Hinata's son`
    } else {
    	return `Please provide a valid character name`
    }
}


const listOfCharacters = {
    'naruto': `Hokage`,
    'sasuke': `Konoha's Strongest Ninja`,
    'isshiki': `Otsutsuki being`,
    'boruto': `Naruto and Hinata's son`
}

function whoIsThis2(character) {
    return listOfCharacters[character.toLowerCase()] ?? `Please provide a valid character name`
}


const mapOfCharacters = new Map([
    ['naruto', `Hokage`],
    ['sasuke', `Konoha's Strongest Ninja`],
    ['isshiki', `Otsutsuki being`],
    ['boruto', `Naruto and Hinata's son`]
])

function whoIsThis3(character){
    return mapOfCharacters.get(character.toLowerCase()) ?? `Please provide a valid character name`
}