๐ŸŽฒ๋ฐฑ์ค€ 9095๋ฒˆ 1,2,3 ๋”ํ•˜๊ธฐ

Jeongeunยท2023๋…„ 3์›” 13์ผ
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๋ฐฑ์ค€

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๋ฐฑ์ค€ 9095๋ฒˆ

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๐Ÿ’Š ๊ทœ์น™์„ ์ž˜ ์ฐพ์•„๋ณด์ž...

const fs = require('fs'); 
const input = fs.readFileSync('/dev/stdin').toString().trim().split('\n').map(Number);
const N = input.shift();

const arr = [0, 1, 2, 4];

for (let i = 1; i <= N; i++) {//์ฃผ์–ด์ง„ case ๋งŒํผ ๋ฐ˜๋ณต
  const num = input[i - 1];
  for (let j = 4; j <= num; j++) {
    arr[j] = arr[j - 1] + arr[j - 2] + arr[j - 3];
  }
  console.log(arr[num]);
}

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