[moonjonghoo] Week 05 Solutions#1400
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Moonjonghoo merged 3 commits intoDaleStudy:mainfrom May 3, 2025
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hi-rachel
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May 3, 2025
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한 주 고생많으셨습니다 :) 저와 다르게 접근한 풀이들도 보면서 배우고 갑니다!
| let maxProfit = 0; | ||
| let currentProfit = 0; | ||
| for (let i = 1; i < prices.length; i++) { | ||
| let diff = prices[i] - prices[i - 1]; |
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어제와 오늘의 가격 차이를 계산하고 그 합이 최대가 되는 구간을 찾는 로직이군여!
| if (!hashMap.has(key)) { | ||
| hashMap.set(key, [strs[i]]); | ||
| } else { | ||
| hashMap.set(key, [...hashMap.get(key), strs[i]]); |
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hashMap.get(key).push(strs[i]);
을 활용하면 새 배열을 생성하지 않고 바로 push 할 수 있습니다.
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아 맞습니다. 반영을 못했네요 ㅠㅠ
| hashMap.set(key, [...hashMap.get(key), strs[i]]); | ||
| } | ||
| } | ||
| let answer = []; |
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Array.from(hashMap.values()) 를 활용할 수도 있습니다.
| const memo = new Map(); // 실패/성공 여부 기억 | ||
| const wordSet = new Set(wordDict); // lookup 최적화 | ||
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| function canBreak(sub) { |
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