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export default function findClosest(    words: string[],    word1: string,    word2: string,): number {    let ans = words.length;    let p1 = -Infinity;    let p2 = -Infinity;    for (const [i, word] of words.entries()) {        if (word === word1) {            p1 = i;        }        if (word === word2) {            p2 = i;        }        if (p1 >= 0 && p2 >= 0) {            ans = Math.min(ans, Math.abs(p1 - p2));        }    }    return ans;}