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export default function shortestToChar(s: string, c: string): number[] {    const cache = [        ...Array.from(s)            .map((v) => v === c)            .entries(),    ]        .filter(([_i, b]) => b)        .map(([i]) => i);    return Array.from(s).map((_v, i) => {        return Math.min(...cache.map((p) => Math.abs(p - i)));    });}