[장희직] - 괄호 제거, 도시 건설, 싸지방에 간 준하, 타일 채우기 #262
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bngsh
approved these changes
May 20, 2024
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+24
| if char == ')': | ||
| cnt -= 1 | ||
| if cnt == 0: | ||
| return i + 1 + idx | ||
| if char == '(': | ||
| cnt += 1 |
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스택 같은 자료구조를 따로 쓰는 게 아니라 카운트로만 이렇게 할 수 있군요
| people = [] | ||
| seat = [] | ||
| possible_index = [] | ||
| answer = [0 for _ in range(n + 1)] |
| dp[x] += 2 * dp[i] | ||
| dp[x] += 2 | ||
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| print(dp[n]) |
jeeminimini
approved these changes
May 20, 2024
Comment on lines
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| while parentA != parents[parentA]: | ||
| parentA = parents[parentA] | ||
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| while parentB != parents[parentB]: | ||
| parentB = parents[parentB] |
| heapq.heappush(seat, [end, idx]) | ||
| answer[idx] += 1 | ||
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| count_seat = answer.index(0) |
soopeach
approved these changes
May 21, 2024
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| count_seat = answer.index(0) | ||
| print(count_seat) | ||
| print(*answer[:count_seat]) |
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* <- 이걸 말씀하신 것 같은데
저건 언패킹 연산자라고 배열을 풀어주는 역할을 합니다!
참고로 코틀린에도 스프레드 연산자라고 불리는 비슷한 친구가 있어요!
val array = arrayOf(1,2,3,4)
val list = listOf(*array)
println(list)
>> [1, 2, 3, 4]| dp[x] += (dp[x - 2] * dp[2]) | ||
| for i in range(2, x - 2, 2): | ||
| dp[x] += 2 * dp[i] | ||
| dp[x] += 2 |
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📌 from issue #261 📌
📋문제 목록📋