Coding - Algo/python
[백준] 2110번:공유기 설치 (Python 파이썬)
jainn
2021. 8. 23. 23:17
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문제
https://www.acmicpc.net/problem/2110
풀이 및 소스코드
import sys
input = sys.stdin.readline
n, m = map(int, input().split())
arr = list(int(input()) for _ in range(n))
arr.sort()
start = 1
end = arr[n-1]-arr[0]
res = 0
while(start <= end):
mid = (start+end)//2
tmp = arr[0]+mid
cnt = 1
for i in range(1, n):
if(tmp <= arr[i]):
cnt += 1
tmp = arr[i]+mid
if(cnt >= m):
start = mid+1
res = max(res, mid)
else:
end = mid-1
print(res)
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