제출 #651848

#제출 시각아이디문제언어결과실행 시간메모리
651848beaconmcSelf Study (JOI22_ho_t2)Pypy 2
0 / 100
26 ms19372 KiB
from math import * import sys input = lambda: sys.stdin.readline().strip() n,m = map(int, input().split()) lis = list(map(int, input().split())) lis2 = list(map(int, input().split())) def check(a): cnt = 0 for i in range(n): if lis[i]>lis2[i]: if a > lis[i]*m: cnt += ceil((a-(lis[i]*m))/lis2[i]) + m else: cnt += ceil(a/lis[i]) else: cnt += ceil(a/lis2[i]) if cnt <= n*m: return True return False lo = 0 hi = 100000000000000000 while lo<hi: mid = (lo+hi+1)//2 if check(mid): lo = mid else: hi = mid-1 print(lo)
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