Commit fb5339b

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	`1`	`+/**`
	`2`	`+ * Find Most Common Word`
	`3`	`+ *`
	`4`	`+ * @param {string} paragraph`
	`5`	`+ * @param {string[]} banned`
	`6`	`+ * @return {string}`
	`7`	`+ */`
	`8`	`+var mostCommonWord = function(paragraph, banned) {`
	`9`	`+ const matchedWords = paragraph.match(/\w+/g);`
	`10`	`+ const hashmap = {};`
	`11`	`+`
	`12`	`+ let mostCommonWord = '';`
	`13`	`+ let mostCommonWordCount = 0;`
	`14`	`+`
	`15`	`+ matchedWords.forEach(wordString => {`
	`16`	`+ const word = wordString.trim().toLowerCase();`
	`17`	`+`
	`18`	`+ if (!banned.includes(word)) {`
	`19`	`+ if (Object.keys(hashmap).includes(word)) {`
	`20`	`+ hashmap[word] = parseInt(hashmap?.[word] ?? 0) + 1;`
	`21`	`+ } else {`
	`22`	`+ hashmap[word] = 1;`
	`23`	`+ }`
	`24`	`+`
	`25`	`+ if (hashmap[word] > mostCommonWordCount) {`
	`26`	`+ mostCommonWordCount = hashmap[word];`
	`27`	`+ mostCommonWord = word;`
	`28`	`+ }`
	`29`	`+ }`
	`30`	`+ });`
	`31`	`+`
	`32`	`+ return mostCommonWord;`
	`33`	`+};`

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