CS/Solutions

[ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค] ๋Œ€์†Œ๋ฌธ์ž ๋ฐ”๊ฟ”์„œ ์ถœ๋ ฅํ•˜๊ธฐ (JavaScript ๋ฌธ์ œ ํ’€์ด)

์„ค๋นˆ 2023. 12. 13. 20:47
๋ฐ˜์‘ํ˜•

๐Ÿ“ ๋ฌธ์ œ ์„ค๋ช…

์˜์–ด ์•ŒํŒŒ๋ฒณ์œผ๋กœ ์ด๋ฃจ์–ด์ง„ ๋ฌธ์ž์—ด str์ด ์ฃผ์–ด์ง‘๋‹ˆ๋‹ค. ๊ฐ ์•ŒํŒŒ๋ฒณ์„ ๋Œ€๋ฌธ์ž๋Š” ์†Œ๋ฌธ์ž๋กœ ์†Œ๋ฌธ์ž๋Š” ๋Œ€๋ฌธ์ž๋กœ ๋ณ€ํ™˜ํ•ด์„œ ์ถœ๋ ฅํ•˜๋Š” ์ฝ”๋“œ๋ฅผ ์ž‘์„ฑํ•ด ๋ณด์„ธ์š”.

๐Ÿ” ์ œํ•œ์‚ฌํ•ญ

  • 1 ≤ str์˜ ๊ธธ์ด ≤ 20
    • str์€ ์•ŒํŒŒ๋ฒณ์œผ๋กœ ์ด๋ฃจ์–ด์ง„ ๋ฌธ์ž์—ด์ž…๋‹ˆ๋‹ค.

๐Ÿ“ฅ ์ž…์ถœ๋ ฅ ์˜ˆ

์ž…๋ ฅ #1

aBcDeFg

์ถœ๋ ฅ #1

AbCdEfG

 


 

๐Ÿ’ป ๋‚˜์˜ ํ’€์ด

  1. readline ๋ชจ๋“ˆ์„ ์‚ฌ์šฉํ•˜์—ฌ ์‚ฌ์šฉ์ž์˜ ์ž…๋ ฅ์„ ๋ฐ›์Šต๋‹ˆ๋‹ค.
  2. ์ž…๋ ฅ๋œ ๋ฌธ์ž์—ด์„ ์ˆœํšŒํ•˜๋ฉฐ ๊ฐ ๋ฌธ์ž๊ฐ€ ๋Œ€๋ฌธ์ž์ธ ๊ฒฝ์šฐ ์†Œ๋ฌธ์ž๋กœ, ์†Œ๋ฌธ์ž์ธ ๊ฒฝ์šฐ ๋Œ€๋ฌธ์ž๋กœ ๋ณ€ํ™˜ํ•ฉ๋‹ˆ๋‹ค.
  3. ๋ณ€ํ™˜๋œ ๋ฌธ์ž๋“ค์„ result ๋ฌธ์ž์—ด์— ์ถ”๊ฐ€ํ•ฉ๋‹ˆ๋‹ค.
  4. ์ตœ์ข…์ ์œผ๋กœ ๋ณ€ํ™˜๋œ ๋ฌธ์ž์—ด์„ ์ฝ˜์†”์— ์ถœ๋ ฅํ•ฉ๋‹ˆ๋‹ค.
const readline = require('readline');
const rl = readline.createInterface({
    input: process.stdin,
    output: process.stdout
});

let input = [];
let result = "";

rl.on('line', function (line) {
    input = [line];
}).on('close',function(){
    str = input[0];

    for (let i = 0; i < str.length; i++) {
        let char = str[i]

        if (char === char.toUpperCase()) {
            result += char.toLowerCase();
        } else {
            result += char.toUpperCase();
        }
    }
    console.log(result)
});
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