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๐๐ข๐๐ โ๐๐๐ ๐๐๐ก๐๐ ๐๐๐๐โง
[Python] ํ๋ก๊ทธ๋๋จธ์ค ๊ตฌ๋ช ๋ณดํธ & ํ๋ก๊ทธ๋๋จธ์ค ๋คํธ์ํฌ ๋ณธ๋ฌธ
๐ฃ๐ฟ๐ผ๐ด๐ฟ๐ฎ๐บ๐บ๐ถ๐ป๐ด๐ป/[๐๐ฒ๐ญ๐ก๐จ๐ง] ๐๐ฅ๐ ๐จ๐ซ๐ข๐ญ๐ก๐ฆ
[Python] ํ๋ก๊ทธ๋๋จธ์ค ๊ตฌ๋ช ๋ณดํธ & ํ๋ก๊ทธ๋๋จธ์ค ๋คํธ์ํฌ
๐คRyusun๐ค 2023. 9. 20. 00:55๊ตฌ๋ช ๋ณดํธ
#ํ๋ก๊ทธ๋๋จธ์ค ๊ตฌ๋ช
๋ณดํธ
def solution(people, limit):
cnt = 0
people = deque(sorted(people))
while people:
person = people.pop()
if people and person + people[0] <= limit:
people.popleft()
cnt += 1
return cnt
ํ + ๊ทธ๋ฆฌ๋๋ก ํด๊ฒฐ
๋คํธ์ํฌ
from collections import deque
def solution(n, computers):
visited = [False] * (n+1)
graph = [[] for _ in range(n + 1)]
for i in range(n):
for j in range(n):
if i != j and computers[i][j] == 1:
graph[i].append(j)
graph[j].append(i)
cnt = 0
for i in range(n):
if not visited[i]:
cnt += bfs(graph, visited, i)
return cnt
def bfs(graph,visited, start_node):
queue = deque()
queue.append(start_node)
visited[start_node] = True
while queue:
current_node = queue.popleft()
for next_node in graph[current_node]:
if not visited[next_node]:
queue.append(next_node)
visited[next_node] = True
return 1
print(solution(3, [[1, 1, 0], [1, 1, 0], [0, 0, 1]]))
์ฒ์์๋ ์ ๋ต์ผ๋ก ์ ์ฒด visited๊ฐ์๋ฅผ ์ ๋๋ฐ ์คํจ...ใ ใ
๋ง์ฝ ์ปดํจํฐ ๊ฐ์๊ฐ 5๊ฐ์ด๊ณ 3๊ฐ 2๊ฐ๋ก ์ฐ๊ฒฐ๋ผ์์ผ๋ฉด ๋คํธ์ํฌ ๊ฐ์๋ ์ด 2๊ฐ์ธ๋ฐ ์ด ๊ฒฝ์ฐ๋ฅผ ์๊ฐ์น ๋ชปํด์ ์ข ํค๋งธ๋คใ ใ ์ ์ฒด ์ปดํจํฐ๋ฅผ ๋๋ฉด์ ๋ง์ฝ ๋ฐฉ๋ฌธ์ ์ํ์ผ๋ฉด bfs()๋๊ณ ๋ฐํ๊ฐ์ 1๋ก ํด์ ์ด ๋คํธ์ํฌ์ ๊ฐ์๋ฅผ ์ธ์คฌ๋ค.
'๐ฃ๐ฟ๐ผ๐ด๐ฟ๐ฎ๐บ๐บ๐ถ๐ป๐ด๐ป > [๐๐ฒ๐ญ๐ก๐จ๐ง] ๐๐ฅ๐ ๐จ๐ซ๐ข๐ญ๐ก๐ฆ' ์นดํ ๊ณ ๋ฆฌ์ ๋ค๋ฅธ ๊ธ
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