[TotschKa] Week 1 #661
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[TotschKa] Week 1 #661
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TonyKim9401
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Dec 13, 2024
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| const counter = {}; | ||
| for (const n of nums) { | ||
| if (!counter[n]) { | ||
| counter[n] = 1; | ||
| } else { | ||
| return true; | ||
| } | ||
| } | ||
| return false; |
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다음과 같이 Set을 활용하는 방법도 있을것 같아요 :)
new Set(nums).size !== nums.length;
|
안녕하세요 @totschka 님. |
SamTheKorean
approved these changes
Dec 15, 2024
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