Submission #1046674

#	Time	Username	Problem	Language	Result	Execution time	Memory
1046674		_rain_	Holding (COCI20_holding)	C++14	22 / 110	1 ms	3164 KiB

holding

#include<bits/stdc++.h>
using i64 = long long;
using namespace std;

const int maxn = 100;
const int maxk = 10000;
int a[maxn+2];
int n,L,R,k;
i64 dp1[maxn+2][maxn+2][maxk+2];

int main()
{
	ios::sync_with_stdio(false);
	cin.tie(0); cout.tie(0);
	#define name "text"
//	freopen(name".inp","r",stdin);
//	freopen(name".out","w+",stdout);

	cin >> n >> L >> R >> k;
	for (int i = 1; i <= n; ++i) cin >> a[i];
	i64 total = 0;
	for (int i = L; i <= R; ++i) total += a[i];
	//... BUILD FOR THE LEFT
		i64 mx = 0;
		for (int i = 1; i < L; ++i)
		{
			for (int j = L; j <= R; ++j) 
			{
				for (int used = 0; used <= k; ++used)
				{
					if (used - abs(i - j) >= 0)
					{
						dp1[i][j][used] = min(dp1[i][j][used] , dp1[i - 1][j - 1][used - abs(i - j)] + a[i] - a[j]);
					}
					mx = min(mx , dp1[i][j][used]);
				}
			}
		}
	cout << total + mx;
}

• Subtask 1: 22 / 22
• Subtask 2: 0 / 33
• Subtask 3: 0 / 33
• Subtask 4: 0 / 22