Submission #1159787

#	Time	Username	Problem	Language	Result	Execution time	Memory
1159787		yhkhoo	3D Histogram (COCI20_histogram)	C++20	20 / 110	3 ms	328 KiB

histogram

#include <bits/stdc++.h>
using namespace std;

typedef pair<int, int> pii;
#define fi first
#define se second
#define mp make_pair
typedef pair<int, pii> pip;
#define pb push_back
#define eb emplace_back
typedef long long ll;

const int MAXN = 2000, INF = 1000001;

int n;
int a[MAXN], b[MAXN];

int main(){
	cin.tie(0); ios_base::sync_with_stdio(0);
	cin >> n;
	for(int i=0; i<n; i++){
		cin >> a[i] >> b[i];
	}
	ll ans = 0;
	for(int i=0; i<n; i++){
		int ma = INF, mb = INF;
		for(int j=i; j<n; j++){
			ma = min(ma, a[j]);
			mb = min(mb, b[j]);
			ans = max(ans, 1LL*(j-i+1)*ma*mb);
		}
	}
	cout << ans;
}

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