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Jayden1116

Jayden`s LifeTrip ๐Ÿ”†

๐Ÿ’› JavaScript/๋ฐฑ์ค€

[JS] 11653

2022. 5. 22. 00:38
const fs = require('fs');
const path = process.platform === 'linux' ? '/dev/stdin' : './data.txt';

const input = Number(fs.readFileSync(path).toString().trim());


function solve(input) {
  let number = input;
  let numberHalf = Math.ceil(input / 2);
  let temp = new Array();

  if (number === 1) {
  }

  for (i = 2; i <= numberHalf; i++) {
    let count = 1;
    for (j = 2; j <= i - 1; j++) {
      if (i % j === 0) {
        count = 0;
        break;
      }
    }

    if (count === 1) {
      temp.push(i);
    }
  }
  let answer = new Array();
  for (let value of temp) {
    while (number % value === 0) {
      number = number / value;
      answer.push(value);
    }
  }

  if (answer.length === 0 && input !== 1) {
    console.log(input);
  }

  for (let ans of answer) {
    console.log(ans);
  }
}

solve(input);

 

๋ฐฑ์ค€

 

11653๋ฒˆ: ์†Œ์ธ์ˆ˜๋ถ„ํ•ด

์ฒซ์งธ ์ค„์— ์ •์ˆ˜ N (1 ≤ N ≤ 10,000,000)์ด ์ฃผ์–ด์ง„๋‹ค.

www.acmicpc.net

 

์ด๊ฒŒ ์ฒ˜์Œ ๋‚˜์˜ ํ’€์ด... ํ•œ๋ˆˆ์— ๋ด๋„ ๋„ˆ๋ฌด ์ฃผ์ €๋ถ„ํ•˜๋‹ค.
๋˜ํ•œ, ์‚ฌ์‹ค ์ด์ค‘ ๋ฐ˜๋ณต๋ฌธ๋“ค์ด ์žˆ์–ด์„œ ์‹œ๊ฐ„ ์ดˆ๊ณผ๊ฐ€ ๋‚˜์˜จ๋‹ค. ใ… ใ… 
๊ณ„์† ๊ณ ์ณ๋ณด๋‹ค๊ฐ€ ๋‹ค๋ฅธ ํ’€์ด๋ฅผ ์ฐธ๊ณ ํ•ด์„œ ๋‹ค์‹œ ํ’€์–ด๋ณธ ๋ฐฉ๋ฒ•(ํ›จ์”ฌ ๊น”๋”)

 

const fs = require('fs');
const path = process.platform === 'linux' ? '/dev/stdin' : './data.txt';

const input = Number(fs.readFileSync(path).toString().trim());


function solve(input) {
  let number = input;
  let i = 2;
  let answer = new Array();
  while (true) {
    if (number % i === 0) {
      number = number / i;
      answer.push(i);
      i = 1;
    }
    i++;

    if (number === 1) {
      break;
    }
  }
  console.log(answer.join('\n'));
}

solve(input);

 

์ฐธ๊ณ 

 

[์•Œ๊ณ ๋ฆฌ์ฆ˜] ๋ฐฑ์ค€ -11653 ์†Œ์ธ์ˆ˜๋ถ„ํ•ด node.js ๊ตฌํ˜„

๋ฌธ์ œ ์ •์ˆ˜ N์ด ์ฃผ์–ด์กŒ์„ ๋•Œ, ์†Œ์ธ์ˆ˜๋ถ„ํ•ดํ•˜๋Š” ํ”„๋กœ๊ทธ๋žจ์„ ์ž‘์„ฑํ•˜์‹œ์˜ค. ์ž…๋ ฅ ์ฒซ์งธ ์ค„์— ์ •์ˆ˜ N (1 ≤ N ≤ 10,000,000)์ด ์ฃผ์–ด์ง„๋‹ค. ํ•ด์„ค 1์€ ํ‘œํ˜„์„ ํ•˜์ง€ ์•Š์•„๋„ ๋˜๊ธฐ ๋•Œ๋ฌธ์— 2๋ถ€ํ„ฐ ์‹œ์ž‘ํ•˜๋ฉฐ ํ•ด๋‹น ์ˆ˜๋ฅผ

chunghyup.tistory.com

 

์ถ”๊ฐ€๋กœ ์ด์ „์— python์œผ๋กœ ํ’€ ๋•Œ ๊ธฐ๋ก์ด ์žˆ์–ด์„œ ๊ทธ ๋ฐฉ๋ฒ•์„ ๊ทธ๋Œ€๋กœ ์ ์šฉํ•ด๋ณด์•˜๋‹ค.
๋‹ค๋งŒ, ๋Ÿฐํƒ€์ž„ ์—๋Ÿฌ๊ฐ€ ๋ฐœ์ƒํ•œ๋‹ค.

const fs = require('fs');
const path = process.platform === 'linux' ? '/dev/stdin' : './data.txt';

const input = Number(fs.readFileSync(path).toString().trim());

function solve(input) {
  let number = input;

  for (i = 2; i <= input + 1; i++) {
    while (number % i === 0) {
      number = number / i;
      console.log(i);
    }
  }
}

solve(input);

'๐Ÿ’› JavaScript > ๋ฐฑ์ค€' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€

[JS] 4948  (0) 2022.05.23
[JS] 1929  (0) 2022.05.22
[JS] 2581  (0) 2022.05.22
[JS] 1978  (0) 2022.05.22
[JS] 10757  (0) 2022.05.21
    '๐Ÿ’› JavaScript/๋ฐฑ์ค€' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€
    • [JS] 4948
    • [JS] 1929
    • [JS] 2581
    • [JS] 1978
    Jayden1116
    Jayden1116
    ์•„๋งˆ๋„ ํ•œ๋ฒˆ ๋ฟ์ธ ์ธ์ƒ์„ ์—ฌํ–‰ ์ค‘์ธ Jayden์˜ ์ผ์ง€๐Ÿ„๐ŸŒŠ

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