Submission #1016759

#	Time	Username	Problem	Language	Result	Execution time	Memory
1016759		vjudge1	3D Histogram (COCI20_histogram)	C++17	20 / 110	235 ms	524288 KiB

histogram

#include <bits/stdc++.h>

using namespace std;

#define int long long

signed main()
{
	int n;
	cin>>n;
	int a,b,mna[n][n],mnb[n][n];
	for (int i=0;i<n;i++)
	{
		cin>>a>>b;
		mna[i][i]=a;
		mnb[i][i]=b;
	}
	for (int i=0;i<n;i++)
		for (int j=i+1;j<n;j++)
			mna[i][j]=min(mna[i][j-1],mna[j][j]),mnb[i][j]=min(mnb[i][j-1],mnb[j][j]);
	int ans=0;
	for (int i=0;i<n;i++)
		for (int j=i;j<n;j++)
			ans=max(ans,(j-i+1)*mna[i][j]*mnb[i][j]);
	cout<<ans<<endl;
	
	return 0;
}

• Subtask 1: 20 / 20
• Subtask 2: 0 / 90