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README.md

ํ•จ์ˆ˜ ๊ตฌํ˜„ํ•˜๊ธฐ


๐Ÿ”ฎ ๋“ค์–ด๊ฐ€๊ธฐ ์•ž์„œ

  1. ์ฃผ์–ด์ง„ ๋ฌธ์ œ๋ฅผ ํ•ด์„ํ•˜๊ณ  ํ‘ธ๋Š” ๊ฒƒ์€ ์ž์œ ์ž…๋‹ˆ๋‹ค.
    • ๊ผญ ์ž์‹ ๋งŒ์˜ ๋ฐฉ์‹๋Œ€๋กœ ๋ฐ”๊ฟ”์ฃผ์„ธ์š”.
    • ํ˜„์žฌ ํ•จ์ˆ˜ ์„ ์–ธ๋ฌธ์„ ํ™”์‚ดํ‘œ ํ•จ์ˆ˜๋กœ ๋ฐ”๊ฟ” ์ž‘์„ฑํ•˜์„ธ์š”.
    • ํด๋ž˜์Šค ๋ฌธ๋ฒ•์œผ๋กœ ํ•ด๊ฒฐํ•˜์…”๋„ ๋ฉ๋‹ˆ๋‹ค.
  2. ES6+์˜ ๋ฌธ๋ฒ•๋งŒ ์‚ฌ์šฉํ•˜์„ธ์š”.
  3. "์™œ ์ด๋ ‡๊ฒŒ ๊ตฌํ˜„ํ–ˆ๋Š”์ง€"์— ๋Œ€ํ•ด ๋Œ€๋‹ตํ•  ์ค„ ์•Œ์•„์•ผ ํ•ฉ๋‹ˆ๋‹ค.
  4. ์˜ˆ์™ธ์ฒ˜๋ฆฌ๊ฐ€ ๊ฐ€๋Šฅํ•˜๋‹ค๋ฉด ์ตœ๋Œ€ํ•œ ๊ตฌํ˜„ํ•˜์„ธ์š”.
  5. ์ฃผ์–ด์ง€๋Š” ์ž…๋ ฅ ์˜ˆ์ œ๋Š” ์ „๋ถ€๊ฐ€ ์•„๋‹™๋‹ˆ๋‹ค.
    • ๋งŽ์€ ํ˜•ํƒœ๋ฅผ ๊ตฌํ˜„ํ•ด๋ด…์‹œ๋‹ค.

โ–ถ๏ธ 1ํšŒ์ฐจ

๋ฌธ์ œ ํŒŒ์ผ ๋ฐ”๋กœ ๊ฐ€๊ธฐ



๐Ÿ“ ์ž…๋ ฅ ์˜ˆ์ œ

const numArray = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10];

๐Ÿ“Œ ๋ฐฐ์—ด ๋’ค์ง‘๊ธฐ

/**
* 1. ๋ฐฐ์—ด ๋’ค์ง‘๊ธฐ
*    - ์˜ˆ์ƒ ๊ฒฐ๊ณผ > [10, 9, 8, 7, 6, 5, 4, 3, 2, 1]
*
* @param {Array} arr
* @returns {Array}
*/
function solution1(arr) {
  return arr;
}

console.log(solution1(numArray));

๐Ÿ“Œ ํ‰๊ท  ๊ตฌํ•˜๊ธฐ

/**
 * 2. ํ‰๊ท  ๊ตฌํ•˜๊ธฐ
 *    - ์˜ˆ์ƒ ๊ฒฐ๊ณผ > 5.5
 *
 * @param {Array} arr
 * @returns {Number}
 */
function solution2(arr) {
  return arr;
}

console.log(solution2(numArray));

๐Ÿ“Œ ์ตœ๋Œ€-์ตœ์†Œ๊ฐ’ ๊ตฌํ•˜๊ธฐ

/**
 * 3. ์ตœ๋Œ€๊ฐ’-์ตœ์†Œ๊ฐ’ ๊ตฌํ•˜๊ธฐ
 *    - ์˜ˆ์ƒ ๊ฒฐ๊ณผ > 10, 1
 *
 * @param {Array} arr
 * @returns {Number}
 */
function solution3(arr) {
  return arr;
}

console.log(solution3(numArray));

๐Ÿ“Œ ๋ˆ„์ ํ•ฉ

/**
 * 4. ๋ˆ„์ ํ•ฉ
 *    - ์˜ˆ์ƒ ๊ฒฐ๊ณผ > 55
 *
 * @param {Array} arr
 * @returns {Number}
 */
function solution4(arr) {
  return arr;
}

console.log(solution4(numArray));


๐Ÿ“ ์ž…๋ ฅ ์˜ˆ์ œ

const requireSortArray = [
  ['DS7651', 'A0'],
  ['CA0055', 'D+'],
  ['AI5543', 'C0'],
  ['OS1808', 'B-'],
  ['DS7651', 'B+'],
  ['AI0001', 'F'],
  ['DB0001', 'B-'],
  ['AI5543', 'D+'],
  ['DS7651', 'A+'],
  ['OS1808', 'B-'],
];

๐Ÿ“Œ ๋ฐฐ์—ด ์ •๋ ฌํ•˜๊ธฐ

/**
 * 5. ๋ฐฐ์—ด ์ •๋ ฌํ•˜๊ธฐ
 *    - 1) ์•„์ด๋”” ์ˆœ
 *    - 2) ์ ์ˆ˜ ์ˆœ
 *    - 3) ๋“ฑ๊ธ‰(+, 0, -) ์ˆœ
 * 
 * 
 * 
 *    - ์˜ˆ์ƒ ๊ฒฐ๊ณผ > [        
                      [ 'AI0001', 'F' ],
                      [ 'AI5543', 'C0' ],
                      [ 'AI5543', 'D+' ],
                      [ 'CA0055', 'D+' ],
                      [ 'DB0001', 'B-' ],
                      [ 'DS7651', 'A+' ],
                      [ 'DS7651', 'A0' ],
                      [ 'DS7651', 'B+' ],
                      [ 'OS1808', 'B-' ],
                      [ 'OS1808', 'B-' ]
                    ]
 *
 * @param {Array} arr
 * @returns {Array}
 */
function solution5(arr) {
  return arr;
}

console.log(solution5(requireSortArray));


๐Ÿ“ ์ž…๋ ฅ ์˜ˆ์ œ

const duplicateArray = [
  'a',
  () => console.log(1),
  'c',
  'd',
  1,
  { name: 'amy', age: 16 },

  3,
  4,
  'a',
  'c',
  3,
  { name: 'amy', age: 16 },
  [1, 2, 3, 4],
  () => console.log(1),
  2,
];

๐Ÿ“Œ ์ค‘๋ณต๋œ ์š”์†Œ์˜ ๊ฐœ์ˆ˜ ๊ตฌํ•˜๊ธฐ

/**
 * 6. ์ค‘๋ณต๋œ ์š”์†Œ์˜ ๊ฐœ์ˆ˜ ๊ตฌํ•˜๊ธฐ
 *    - ์˜ˆ์ƒ ๊ฒฐ๊ณผ > 5
 *
 * @param {Array} arr
 * @returns {Number}
 */
function solution6(arr) {
  return arr;
}

console.log(solution6(duplicateArray));

๐Ÿ“Œ ์ค‘๋ณต ์š”์†Œ ์ œ๊ฑฐํ•˜๊ธฐ

/**
 * 7. ์ค‘๋ณต ์š”์†Œ ์ œ๊ฑฐํ•˜๊ธฐ
 *    - ์˜ˆ์ƒ ๊ฒฐ๊ณผ > [
                      'a',
                      '() => console.log(1)',
                      'c',
                      'd',
                      1,
                      '{"name":"amy","age":16}',
                      3,
                      4,
                      '[1,2,3,4]',
                      2
                    ]
 *
 * @param {Array} arr
 * @returns {Array}
 */
function solution7(arr) {
  return arr;
}

console.log(solution7(duplicateArray));

๐Ÿ“Œ ์ค‘์ฒฉ ๋ฐฐ์—ด ํ‰ํƒ„ํ™”

/**
 * 8. ์ค‘์ฒฉ ๋ฐฐ์—ด ํ‰ํƒ„ํ™”
 *    - ์˜ˆ์ƒ ๊ฒฐ๊ณผ > [
                      'a',
                      [Function],
                      'c',
                      'd',
                      1,
                      { name: 'amy', age: 16 },
                      3,
                      4,
                      'a',
                      'c',
                      3,
                      { name: 'amy', age: 16 },
                      1,
                      2,
                      3,
                      4,
                      [Function],
                      2
                    ]
 *
 * @param {Array} arr
 * @returns {Array}
 */
function solution8(arr) {
  return arr;
}

console.log(solution8(duplicateArray));



๐Ÿ“Œ ๋กœ๋˜ ๊ตฌํ˜„ํ•˜๊ธฐ

/**
 * 9. ๋กœ๋˜ ๊ตฌํ˜„ํ•˜๊ธฐ
 *    - 1๋ถ€ํ„ฐ ~ 45๊นŒ์ง€ 6๊ฐœ์˜ ๋žœ๋คํ•œ ์ˆซ์ž๋ฅผ ์ถœ๋ ฅํ•˜๋Š” ํ”„๋กœ๊ทธ๋žจ์„ ์ž‘์„ฑํ•ด์ฃผ์„ธ์š”.
 *    - ์ค‘๋ณต๋œ ์ˆซ์ž๊ฐ€ ์กด์žฌํ•˜๋ฉด ์•ˆ ๋ฉ๋‹ˆ๋‹ค.
 *
 * @returns {Number || Array || String}
 */
function solution9() {
  return [];
}

console.log(solution9());