Submission #844608

#	Time	Username	Problem	Language	Result	Execution time	Memory
844608		vjudge1	Holding (COCI20_holding)	C++17	22 / 110	26 ms	8792 KiB

holding

#include <bits/stdc++.h>
using namespace std;
int dp[105][10005];
int dplast[105][10005];



signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);

    int n, left, right, k; cin >> n >> left >> right >> k;

    vector<int> a(n+1);

    for (int i = 1; i <= n; i++) cin >> a[i];

    int sum = 0;
    for (int i = left; i <= right; i++) sum+=a[i];

    for(int l=0; l<=n; l++){
        for(int j=0; j<=k; j++){
            dp[l][j]=dplast[l][j]=sum;

        }
    }

    int ans=sum;

    for(int i=1; i<=n; i++){
        if(i>=left&&i<=right) continue;
        for(int l=left; l<=right; l++){
            for(int j=0; j<=k; j++){
                dp[l][j] = min(dp[l-1][j], dplast[l-1][j]);
                if(j>=abs(l-i))
                dp[l][j] = min(dp[l][j], dplast[l-1][j-abs(l-i)]-a[l]+a[i]);
                ans=min(ans, dp[l][j]);

            }
        }

        swap(dplast, dp);

    }


    cout << ans;

}

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