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Jayden`s LifeTrip ๐Ÿ”†

๐Ÿ’› JavaScript/๋ฐฑ์ค€

[JS] 2581

2022. 5. 22. 00:32
const fs = require('fs');
const path = process.platform === 'linux' ? '/dev/stdin' : './data.txt';

const input = fs
  .readFileSync(path)
  .toString()
  .trim()
  .split('\n')
  .map((x) => Number(x));

function solve(input) {
  let M = input.shift();
  let N = input.shift();

  let temp = new Array();

  for (i = M; i <= N; i++) {
    if (i === 1) {
      continue;
    } else {
      let count = 1;
      for (j = 2; j <= i - 1; j++) {
        if (i % j === 0) {
          count = 0;
          break;
        } else {
          continue;
        }
      }
      if (count) {
        temp.push(i);
      }
    }
  }
  if (temp.length === 0) {
    console.log(-1);
  } else {
    console.log(temp.reduce((acc, cur) => acc + cur));
    console.log(temp[0]);
  }
}

solve(input);

 

๋ฐฑ์ค€

 

2581๋ฒˆ: ์†Œ์ˆ˜

M์ด์ƒ N์ดํ•˜์˜ ์ž์—ฐ์ˆ˜ ์ค‘ ์†Œ์ˆ˜์ธ ๊ฒƒ์„ ๋ชจ๋‘ ์ฐพ์•„ ์ฒซ์งธ ์ค„์— ๊ทธ ํ•ฉ์„, ๋‘˜์งธ ์ค„์— ๊ทธ ์ค‘ ์ตœ์†Ÿ๊ฐ’์„ ์ถœ๋ ฅํ•œ๋‹ค.  ๋‹จ, M์ด์ƒ N์ดํ•˜์˜ ์ž์—ฐ์ˆ˜ ์ค‘ ์†Œ์ˆ˜๊ฐ€ ์—†์„ ๊ฒฝ์šฐ๋Š” ์ฒซ์งธ ์ค„์— -1์„ ์ถœ๋ ฅํ•œ๋‹ค.

www.acmicpc.net

 

์ฃผ์–ด์ง„ ๋ฒ”์œ„ ๋‚ด์—์„œ ์†Œ์ˆ˜์— ํ•ด๋‹นํ•˜๋Š” ์ˆซ์ž๋งŒ ์ƒˆ๋กœ์šด ๋ฐฐ์—ด์— ์ถ”๊ฐ€ํ•ด์ฃผ๊ณ 
๊ทธ ๋ฐฐ์—ด์˜ ํ•ฉ๊ณผ ์ตœ์†Ÿ๊ฐ’์„ ๊ตฌํ•ด์ฃผ๋Š” ์‹์œผ๋กœ ํ•ด๊ฒฐ

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

[JS] 1929  (0) 2022.05.22
[JS] 11653  (0) 2022.05.22
[JS] 1978  (0) 2022.05.22
[JS] 10757  (0) 2022.05.21
[JS] 2839  (0) 2022.05.21
    '๐Ÿ’› JavaScript/๋ฐฑ์ค€' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€
    • [JS] 1929
    • [JS] 11653
    • [JS] 1978
    • [JS] 10757
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    Jayden1116
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