deno.land / x / masx200_leetcode_test@10.6.5 / power-of-three / index.ts
1234567export default function isPowerOfThree(n: number): boolean { if (n === 0) return false; // const a= (Math.log(n)/Math.log(3)) // return Math.abs(Math.floor(a)-a)<1e-14 return n === Math.pow(3, Math.floor(Math.log(n) / Math.log(3)));}
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