Submission #110416

#	Time	Username	Problem	Language	Result	Execution time	Memory
110416		ioilolcom	Rice Hub (IOI11_ricehub)	C++14	17 / 100	1076 ms	1696 KiB

ricehub

#include <bits/stdc++.h>
#include "ricehub.h"
using namespace std;
#define endl "\n"
#define x first
#define y second
#define pii pair<ll,ll>
typedef long long int ll;




vector<int> v;
int besthub(int R, int L, int X[], long long B)
{
	int n=R;
	ll w=B;
	v.resize(n+1);
	for(int i=0; i<n; i++) {
		v[i+1]=X[i];
	}
	ll mx=0;
	for(int idx=1; idx<=n; idx++) {
		vector<pii> l,r;
		ll cur=0;
		ll curv=0;
		for(int i=idx+1; i<=n; i++) {
			curv+=v[i]-v[idx];
			cur++;
			r.push_back({curv,cur});
		}
		r.push_back({0,0});
		l.push_back({0,0});
		cur=0;
		curv=0;
		for(int i=idx-1; i>=0; i--) {
			curv+=abs(v[i]-v[idx]);
			cur++;
			l.push_back({curv,cur});
		}
		ll ans=0;
		for(pii u:l) {
			for(pii v:r) {
				if(u.x+v.x<=w) {
					ans=max(ans,u.y+v.y);
				}
			}
		}
		ans++;
		mx=max(mx,ans);
	}
	return mx;
}

• Subtask 1: 17 / 17
• Subtask 2: 0 / 25
• Subtask 3: 0 / 26
• Subtask 4: 0 / 32