๋ณธ๋ฌธ ๋ฐ”๋กœ๊ฐ€๊ธฐ
[๋ฐฑ์ค€][Node.js] 1934๋ฒˆ : ์ตœ์†Œ๊ณต๋ฐฐ์ˆ˜ Algorithm - ์ตœ์†Œ๊ณต๋ฐฐ์ˆ˜ - ๋ฌธ์ œ ๋‘ ์ž์—ฐ์ˆ˜ A์™€ B์— ๋Œ€ํ•ด์„œ, A์˜ ๋ฐฐ์ˆ˜์ด๋ฉด์„œ B์˜ ๋ฐฐ์ˆ˜์ธ ์ž์—ฐ์ˆ˜๋ฅผ A์™€ B์˜ ๊ณต๋ฐฐ์ˆ˜๋ผ๊ณ  ํ•œ๋‹ค. ์ด๋Ÿฐ ๊ณต๋ฐฐ์ˆ˜ ์ค‘์—์„œ ๊ฐ€์žฅ ์ž‘์€ ์ˆ˜๋ฅผ ์ตœ์†Œ๊ณต๋ฐฐ์ˆ˜๋ผ๊ณ  ํ•œ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด, 6๊ณผ 15์˜ ๊ณต๋ฐฐ์ˆ˜๋Š” 30, 60, 90๋“ฑ์ด ์žˆ์œผ๋ฉฐ, ์ตœ์†Œ ๊ณต๋ฐฐ์ˆ˜๋Š” 30์ด๋‹ค. ๋‘ ์ž์—ฐ์ˆ˜ A์™€ B๊ฐ€ ์ฃผ์–ด์กŒ์„ ๋•Œ, A์™€ B์˜ ์ตœ์†Œ๊ณต๋ฐฐ์ˆ˜๋ฅผ ๊ตฌํ•˜๋Š” ํ”„๋กœ๊ทธ๋žจ์„ ์ž‘์„ฑํ•˜์‹œ์˜ค. ์ž…์ถœ๋ ฅ ์˜ˆ์‹œ ๋ฌธ์ œ ํ’€๊ธฐ const readline = require("readline"); const rl = readline.createInterface({ input: process.stdin, output: process.stdout, }); let input = []; rl.on("line", function (line) { i.. 2021. 7. 19.
[๋ฐฑ์ค€][Node.js] 1929๋ฒˆ : ์†Œ์ˆ˜ ๊ตฌํ•˜๊ธฐ Algorithm - ์†Œ์ˆ˜ ๊ตฌํ•˜๊ธฐ - ๋ฌธ์ œ ์ฒซ์งธ ์ค„์— ์ž์—ฐ์ˆ˜ M๊ณผ N์ด ๋นˆ ์นธ์„ ์‚ฌ์ด์— ๋‘๊ณ  ์ฃผ์–ด์ง„๋‹ค. (1 ≤ M ≤ N ≤ 1,000,000) M์ด์ƒ N์ดํ•˜์˜ ์†Œ์ˆ˜๊ฐ€ ํ•˜๋‚˜ ์ด์ƒ ์žˆ๋Š” ์ž…๋ ฅ๋งŒ ์ฃผ์–ด์ง„๋‹ค. ์ž…์ถœ๋ ฅ ์˜ˆ์‹œ ๋ฌธ์ œ ํ’€๊ธฐ const readline = require("readline"); const rl = readline.createInterface({ input: process.stdin, output: process.stdout, }); let input; rl.on("line", function (line) { input = line .toString() .split(" ") .map((el) => +el); }).on("close", function () { let decimal = [];.. 2021. 7. 18.
[๋ฐฑ์ค€][Node.js] 1924๋ฒˆ : 2007๋…„ Algorithm - 2007๋…„ - ๋ฌธ์ œ ์˜ค๋Š˜์€ 2007๋…„ 1์›” 1์ผ ์›”์š”์ผ์ด๋‹ค. ๊ทธ๋ ‡๋‹ค๋ฉด 2007๋…„ x์›” y์ผ์€ ๋ฌด์Šจ ์š”์ผ์ผ๊นŒ? ์ด๋ฅผ ์•Œ์•„๋‚ด๋Š” ํ”„๋กœ๊ทธ๋žจ์„ ์ž‘์„ฑํ•˜์‹œ์˜ค. ์ž…์ถœ๋ ฅ ์˜ˆ์‹œ ๋ฌธ์ œ ํ’€๊ธฐ let fs = require("fs"); let input = fs.readFileSync("/dev/stdin").toString().split(' ').map(el => Number(el)); let result = new Date(`2017-${input[0]}-${input[1]}`); result.setDate(result.getDate()+1); console.log(result.toString().split(' ')[0].toUpperCase()); 2021. 7. 17.
[๋ฐฑ์ค€][Node.js] 1919๋ฒˆ : ์• ๋„ˆ๊ทธ๋žจ ๋งŒ๋“ค๊ธฐ Algorithm - ์• ๋„ˆ๊ทธ๋žจ ๋งŒ๋“ค๊ธฐ ๋ฌธ์ œ ๋‘ ์˜์–ด ๋‹จ์–ด๊ฐ€ ์ฒ ์ž์˜ ์ˆœ์„œ๋ฅผ ๋’ค๋ฐ”๊พธ์–ด ๊ฐ™์•„์งˆ ์ˆ˜ ์žˆ์„ ๋•Œ, ๊ทธ๋Ÿฌํ•œ ๋‘ ๋‹จ์–ด๋ฅผ ์„œ๋กœ ์• ๋„ˆ๊ทธ๋žจ ๊ด€๊ณ„์— ์žˆ๋‹ค๊ณ  ํ•œ๋‹ค. ์˜ˆ๋ฅผ ๋“ค๋ฉด occurs๋ผ๋Š” ์˜์–ด ๋‹จ์–ด์™€ succor๋Š” ์„œ๋กœ ์• ๋„ˆ๊ทธ๋žจ ๊ด€๊ณ„์— ์žˆ๋Š”๋ฐ, occurs์˜ ๊ฐ ๋ฌธ์ž๋“ค์˜ ์ˆœ์„œ๋ฅผ ์ž˜ ๋ฐ”๊พธ๋ฉด succor์ด ๋˜๊ธฐ ๋•Œ๋ฌธ์ด๋‹ค. ํ•œ ํŽธ, dared์™€ bread๋Š” ์„œ๋กœ ์• ๋„ˆ๊ทธ๋žจ ๊ด€๊ณ„์— ์žˆ์ง€ ์•Š๋‹ค. ํ•˜์ง€๋งŒ dared์—์„œ ๋งจ ์•ž์˜ d๋ฅผ ์ œ๊ฑฐํ•˜๊ณ , bread์—์„œ ์ œ์ผ ์•ž์˜ b๋ฅผ ์ œ๊ฑฐํ•˜๋ฉด, ared์™€ read๋ผ๋Š” ์„œ๋กœ ์• ๋„ˆ๊ทธ๋žจ ๊ด€๊ณ„์— ์žˆ๋Š” ๋‹จ์–ด๊ฐ€ ๋‚จ๊ฒŒ ๋œ๋‹ค. ๋‘ ๊ฐœ์˜ ์˜์–ด ๋‹จ์–ด๊ฐ€ ์ฃผ์–ด์กŒ์„ ๋•Œ, ๋‘ ๋‹จ์–ด๊ฐ€ ์„œ๋กœ ์• ๋„ˆ๊ทธ๋žจ ๊ด€๊ณ„์— ์žˆ๋„๋ก ๋งŒ๋“ค๊ธฐ ์œ„ํ•ด์„œ ์ œ๊ฑฐํ•ด์•ผ ํ•˜๋Š” ์ตœ์†Œ ๊ฐœ์ˆ˜์˜ ๋ฌธ์ž ์ˆ˜๋ฅผ ๊ตฌํ•˜๋Š” ํ”„๋กœ๊ทธ๋žจ์„ ์ž‘์„ฑํ•˜์‹œ์˜ค. ๋ฌธ์ž๋ฅผ ์ œ๊ฑฐํ• .. 2021. 7. 16.
[๋ฐฑ์ค€][Node.js] 1764๋ฒˆ : ๋“ฃ๋ณด์žก Algorithm - ๋“ฃ๋ณด์žก - ๋ฌธ์ œ ๊น€์ง„์˜์ด ๋“ฃ๋„ ๋ชปํ•œ ์‚ฌ๋žŒ์˜ ๋ช…๋‹จ๊ณผ, ๋ณด๋„ ๋ชปํ•œ ์‚ฌ๋žŒ์˜ ๋ช…๋‹จ์ด ์ฃผ์–ด์งˆ ๋•Œ, ๋“ฃ๋„ ๋ณด๋„ ๋ชปํ•œ ์‚ฌ๋žŒ์˜ ๋ช…๋‹จ์„ ๊ตฌํ•˜๋Š” ํ”„๋กœ๊ทธ๋žจ์„ ์ž‘์„ฑํ•˜์‹œ์˜ค. ์ž…์ถœ๋ ฅ ์˜ˆ์‹œ ๋ฌธ์ œ ํ’€๊ธฐ let fs = require("fs"); let input = fs.readFileSync("/dev/stdin") .toString() .trim() .split("\n"); let count = input .splice(0, 1)[0] .split(" ") .map((el) => Number(el)); let noSound = input.splice(0, count[0]); let noSee = input.splice(0, count[1]); function findValue(name, arr) { let .. 2021. 7. 15.
[๋ฐฑ์ค€][Node.js] 1748๋ฒˆ : ์ˆ˜ ์ด์–ด ์“ฐ๊ธฐ 1 Algorithm - ์ˆ˜ ์ด์–ด ์“ฐ๊ธฐ 1 - ๋ฌธ์ œ 1๋ถ€ํ„ฐ N๊นŒ์ง€์˜ ์ˆ˜๋ฅผ ์ด์–ด์„œ ์“ฐ๋ฉด ๋‹ค์Œ๊ณผ ๊ฐ™์ด ์ƒˆ๋กœ์šด ํ•˜๋‚˜์˜ ์ˆ˜๋ฅผ ์–ป์„ ์ˆ˜ ์žˆ๋‹ค. 1234567891011121314151617181920212223... ์ด๋ ‡๊ฒŒ ๋งŒ๋“ค์–ด์ง„ ์ƒˆ๋กœ์šด ์ˆ˜๋Š” ๋ช‡ ์ž๋ฆฌ ์ˆ˜์ผ๊นŒ? ์ด์ˆ˜์˜ ์ž๋ฆฟ์ˆ˜๋ฅผ ๊ตฌํ•˜๋Š” ํ”„๋กœ๊ทธ๋žจ์„ ์ž‘์„ฑํ•˜์‹œ์˜ค. ์ž…์ถœ๋ ฅ ์˜ˆ์‹œ ๋ฌธ์ œ ํ’€๊ธฐ const readline = require("readline"); const rl = readline.createInterface({ input: process.stdin, output: process.stdout, }); let input; rl.on("line", function (line) { input = +line.toString(); }).on("close", function .. 2021. 7. 14.