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ba82c0e
String_Reversal / ๊ธฐ์ดˆ
Moonjonghoo Jan 12, 2025
65829ea
control_z / ๊ธฐ์ดˆ
Moonjonghoo Jan 12, 2025
9711ab0
I_don't_like_English /๊ธฐ์ดˆ
Moonjonghoo Jan 12, 2025
a359bb2
String_Calculation / ๊ธฐ์ดˆ
Moonjonghoo Jan 12, 2025
f8bca4e
Crane_Doll_Picking_Game / ์ค‘๊ธ‰
Moonjonghoo Jan 12, 2025
e018190
Merge branch 'main' of https://github.com/codingTestStd/CoteAndAlgoriโ€ฆ
Moonjonghoo Jan 19, 2025
7b26d65
์ˆœ์„œ์Œ์˜_๊ฐœ์ˆ˜ / ๊ธฐ์ดˆ
Moonjonghoo Jan 19, 2025
0f583fc
์ ์˜_์œ„์น˜_๊ตฌํ•˜๊ธฐ / ๊ธฐ์ดˆ
Moonjonghoo Jan 19, 2025
276bb6e
๋กœ๊ทธ์ธ_์„ฑ๊ณต? / ๊ธฐ์ดˆ
Moonjonghoo Jan 19, 2025
f93d346
ํŠน์ดํ•œ_์ •๋ ฌ / ๊ธฐ์ดˆ
Moonjonghoo Jan 19, 2025
78bad87
ํ”„๋กœ์„ธ์Šค / ๊ณ ๊ธ‰
Moonjonghoo Jan 19, 2025
1d1ce1d
ํ”„๋กœ์„ธ์Šค /๊ณ ๊ธ‰ ์ˆ˜์ •
Moonjonghoo Jan 19, 2025
764f8f2
๋ชจ์Šค๋ถ€ํ˜ธ(1) / ๊ธฐ์ดˆ
Moonjonghoo Jan 26, 2025
f733e3b
A๋กœ B๋งŒ๋“ค๊ธฐ /๊ธฐ์ดˆ
Moonjonghoo Jan 26, 2025
ac22d56
์ง„๋ฃŒ์ˆœ์„œ/ ๊ธฐ์ดˆ
Moonjonghoo Jan 26, 2025
e55c16d
๋“ฑ์ˆ˜๋งค๊ธฐ๊ธฐ /๊ธฐ์ดˆ
Moonjonghoo Jan 26, 2025
4307984
์™„์ฃผํ•˜์ง€ ๋ชปํ•œ ์„ ์ˆ˜ /์ค‘๊ธ‰
Moonjonghoo Jan 26, 2025
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28 changes: 28 additions & 0 deletions Moonjonghoo/hash/A๋กœ B๋งŒ๋“ค๊ธฐ.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,28 @@
function solution(before, after) {
let hash1 = new Map();
let hash2 = new Map();

for (let i = 0; i < before.length; i++) {
hash1.set(before[i], (hash1.get(before[i]) || 0) + 1);
hash2.set(after[i], (hash2.get(after[i]) || 0) + 1);
}

// Map ๋น„๊ต ํ•จ์ˆ˜
function compareMaps(map1, map2) {
if (map1.size !== map2.size) return false; // ํฌ๊ธฐ ๋น„๊ต
for (let [key, value] of map1) {
if (map2.get(key) !== value) return false; // ํ‚ค-๊ฐ’ ๋น„๊ต
}
return true;
}

// ๋น„๊ต ๊ฒฐ๊ณผ ๋ฐ˜ํ™˜
return compareMaps(hash1, hash2) ? 1 : 0;
}

console.log(solution("olleh", "hello")); // 1
console.log(solution("apple", "ppale")); // 0

console.log(solution("olleh", "hello"));

//๋ฐ”๊ฟ€์ˆ˜์žˆ๋‹ค๋Š”๊ฒƒ์€ ๊ตฌ์„ฑ ์š”์†Œ์˜ ์ข…๋ฅ˜์™€ ๊ฐœ์ˆ˜๊ฐ€ ๊ฐ™์œผ๋ฉด๋ฉ๋‹ˆ๋‹ค.
10 changes: 10 additions & 0 deletions Moonjonghoo/hash/๋“ฑ์ˆ˜ ๋งค๊ธฐ๊ธฐ.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,10 @@
function solution(score) {
// ๊ฐ ํ•™์ƒ์˜ ํ‰๊ท  ์ ์ˆ˜ ๊ณ„์‚ฐ
const averages = score.map(([eng, math]) => (eng + math) / 2);

// ํ‰๊ท  ์ ์ˆ˜๋ฅผ ๋‚ด๋ฆผ์ฐจ์ˆœ์œผ๋กœ ์ •๋ ฌํ•˜์—ฌ ๋“ฑ์ˆ˜ ๋งค๊ธฐ๊ธฐ
const sorted = [...averages].sort((a, b) => b - a);

// ์›๋ž˜ ํ‰๊ท  ์ ์ˆ˜ ๋ฐฐ์—ด์˜ ๊ฐ ๊ฐ’์ด ์ •๋ ฌ๋œ ๋ฐฐ์—ด์—์„œ ๋ช‡ ๋ฒˆ์งธ ์ˆœ์œ„์ธ์ง€ ๊ณ„์‚ฐ
return averages.map((avg) => sorted.indexOf(avg) + 1);
}
41 changes: 41 additions & 0 deletions Moonjonghoo/hash/๋ชจ์Šค๋ถ€ํ˜ธ(1).js
Original file line number Diff line number Diff line change
@@ -0,0 +1,41 @@
function solution(letter) {
var answer = "";
let morse = {
".-": "a",
"-...": "b",
"-.-.": "c",
"-..": "d",
".": "e",
"..-.": "f",
"--.": "g",
"....": "h",
"..": "i",
".---": "j",
"-.-": "k",
".-..": "l",
"--": "m",
"-.": "n",
"---": "o",
".--.": "p",
"--.-": "q",
".-.": "r",
"...": "s",
"-": "t",
"..-": "u",
"...-": "v",
".--": "w",
"-..-": "x",
"-.--": "y",
"--..": "z",
};

let arr = letter.split(" ");
for (let i = 0; i < arr.length; i++) {
if (morse.hasOwnProperty(arr[i])) {
answer += morse[arr[i]];
}
}
return answer;
}

console.log(solution(".... . .-.. .-.. ---"));
16 changes: 16 additions & 0 deletions Moonjonghoo/hash/์ง„๋ฃŒ์ˆœ์„œ.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,16 @@
function solution(emergency) {
var answer = [];
let newarr = emergency.slice();
newarr.sort((a, b) => b - a);
let map = new Map();
for (let i = 0; i < newarr.length; i++) {
map.set(newarr[i], i + 1);
}
for (let i = 0; i < emergency.length; i++) {
let number = map.get(emergency[i]);
answer.push(number);
}
return answer;
}

console.log(solution([3, 76, 24]));
11 changes: 11 additions & 0 deletions Moonjonghoo/queue/๋กœ๊ทธ์ธ_์„ฑ๊ณต.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,11 @@
function solution(id_pw, db) {
const [id, pw] = id_pw;

for (const [dbId, dbPw] of db) {
if (id === dbId) {
return pw === dbPw ? "login" : "wrong pw";
}
}

return "fail";
}
14 changes: 14 additions & 0 deletions Moonjonghoo/queue/์ˆœ์„œ์Œ์˜_๊ฐœ์ˆ˜.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,14 @@
function solution(n) {
let count = 0;

for (let i = 1; i <= Math.sqrt(n); i++) {
if (n % i === 0) {
count++; // i๊ฐ€ ์•ฝ์ˆ˜
if (i !== n / i) {
count++; // i๊ฐ€ n์˜ ์ œ๊ณฑ๊ทผ์ด ์•„๋‹ˆ๋ฉด ๋‚˜๋จธ์ง€ ์ง๋„ ์ถ”๊ฐ€
}
}
}

return count;
}
Original file line number Diff line number Diff line change
@@ -0,0 +1,8 @@
function solution(dot) {
const [x, y] = dot;

if (x > 0 && y > 0) return 1; // 1์‚ฌ๋ถ„๋ฉด
if (x < 0 && y > 0) return 2; // 2์‚ฌ๋ถ„๋ฉด
if (x < 0 && y < 0) return 3; // 3์‚ฌ๋ถ„๋ฉด
if (x > 0 && y < 0) return 4; // 4์‚ฌ๋ถ„๋ฉด
}
11 changes: 11 additions & 0 deletions Moonjonghoo/queue/ํŠน์ดํ•œ_์ •๋ ฌ.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,11 @@
function solution(numlist, n) {
return numlist.sort((a, b) => {
const diffA = Math.abs(a - n);
const diffB = Math.abs(b - n);

if (diffA === diffB) {
return b - a;
}
return diffA - diffB;
});
}
17 changes: 17 additions & 0 deletions Moonjonghoo/queue/ํ”„๋กœ์„ธ์Šค.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,17 @@
function solution(priorities, location) {
let order = 0;

while (priorities.length > 0) {
const current = priorities.shift();
if (priorities.some((priority) => priority > current)) {
priorities.push(current);
location = location === 0 ? priorities.length - 1 : location - 1;
} else {
order++;
if (location === 0) {
return order; // ๋ชฉํ‘œ ํ”„๋กœ์„ธ์Šค๊ฐ€ ์‹คํ–‰๋˜์—ˆ์„ ๋•Œ ์ˆœ์„œ๋ฅผ ๋ฐ˜ํ™˜
}
location--;
}
}
}
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