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25 changes: 25 additions & 0 deletions leetcode3/황은지/312. Burst Balloons.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,25 @@
/**
* @param {number[]} nums
* @return {number}
*/
var maxCoins = function (nums) {
// 모든 순열 조합으로 하면 너무 숫자가 커짐(300!)..
// 단순히 생각햇을땐, 가장 작은수부터 빨리 터뜨려야 이후 연쇄 곱셉에 큰수가 같이 곱해짐
let coins = 0;
nums.sort((a, b) => a - b);
const arrNum = [...nums];
let p = 0;

while (arrNum.length > 0) {
const minNum = nums[p++];
for (let i = 0; i < arrNum.length; i++) {
if (arrNum[i] === minNum) {
const leftNum = i === 0 ? 1 : arrNum[i - 1];
const rightNum = i === arrNum.length - 1 ? 1 : arrNum[i + 1];
arrNum.splice(i, 1);
break;
}
}
}
return coins;
};