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house-robber solution
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house-robber/ohgyulim.java

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class Solution {
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/* 시간 복잡도: O(N)
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* - for 루프: O(N)
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* 공간 복잡도: O(N), dp배열
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*/
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public int rob(int[] nums) {
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int n = nums.length;
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int[] dp = new int[n];
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dp[0] = nums[0];
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if (n > 1) dp[1] = Math.max(nums[0], nums[1]);
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for (int i = 2; i < n; i++) {
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dp[i] = Math.max(dp[i - 2] + nums[i], dp[i - 1]);
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}
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return dp[n - 1];
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}
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}
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