제출 #1319571

#제출 시각아이디문제언어결과실행 시간메모리
1319571MuhammadSaramSelf Study (JOI22_ho_t2)C++20
0 / 100
94 ms5116 KiB
#include <bits/stdc++.h>

using namespace std;

#define int long long

signed main()
{
	ios::sync_with_stdio(0);
	cin.tie(NULL), cout.tie(NULL);

	int n, m;
	cin>>n>>m;
	int a[n], b[n], mn=1e18;
	for (int i=0;i<n;i++)
		cin>>a[i];
	for (int i=0;i<n;i++)
		cin>>b[i], mn=min(mn,max(a[i],b[i]));
	int s=0, e=1e18;
	while (s+1<e)
	{
		int mid=(s+e)/2;
		int su=0;
		for (int i=0;i<n;i++)
		{
			if (max(a[i],b[i])*m>=mid)
				su-=m-(mid+max(a[i],b[i])-1)/max(a[i],b[i]);
			else
			{
				if (su<0)
					cout<<1/0<<endl;
				su+=(mid-max(a[i],b[i])*m+b[i]-1)/b[i];
			}
		}
		if (su<=0)
			s=mid;
		else
			e=mid;
	}
	cout<<s<<endl;

	return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

Main.cpp: In function 'int main()':
Main.cpp:31:48: warning: division by zero [-Wdiv-by-zero]
   31 |                                         cout<<1/0<<endl;
      |                                               ~^~
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