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add solution: house-robber
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house-robber/HerrineKim.js

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// 시간복잡도: O(n)
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/**
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* @param {number[]} nums
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* @return {number}
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*/
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var rob = function (nums) {
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const n = nums.length;
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if (n === 0) return 0;
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if (n === 1) return nums[0];
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// DP 배열 초기화
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let prev2 = 0; // dp[i-2]
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let prev1 = 0; // dp[i-1]
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// 최대 수익 계산
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for (let num of nums) {
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const current = Math.max(prev1, prev2 + num);
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prev2 = prev1;
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prev1 = current;
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}
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return prev1;
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};

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