151. 反转字符串中的单词 & 剑指 Offer 58 - II. 左旋转字符串

151

剑指offer58

function reverseWords(s: string): string {
    return s.split(' ').filter(el=>!!el).reverse().join(' ');
};

function reverseLeftWords(s: string, n: number): string {
    return `${s.substring(n,s.length)}${s.substring(0, n)}`;
};

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