Submission #101974

#	Time	Username	Problem	Language	Result	Execution time	Memory
101974		someone_aa	Sličice (COCI19_slicice)	C++17	18 / 90	6 ms	384 KiB

slicice

#include <bits/stdc++.h>
#define ll long long
using namespace std;
const int maxn = 510;
ll dp[2][maxn*maxn];
ll n, m, k;

ll p[maxn], b[maxn];

int main() {
    cin>>n>>m>>k;
    for(int i=1;i<=n;i++) {
        cin>>p[i];
    }

    for(int i=0;i<=m;i++) {
        cin>>b[i];
    }

    for(int i=1;i<=n;i++) {

        int previ = (i-1) % 2;
        int curri = i % 2;

        for(int j=0;j<=k;j++) {
            // solve optimally for first i teams with k extra pictures
            int opt = 0;
            // if we can move opt to right move it
            while(opt + 1 <= j && dp[previ][opt] + b[p[i]+j-opt] <= dp[previ][opt+1] + b[p[i]+j-(opt+1)]) {
                opt++;
            }
            dp[curri][j] = dp[previ][opt] + b[p[i]+j-opt];
        }
    }
    cout<<dp[n%2][k]<<"\n";
    return 0;
}

• Subtask 1: 18 / 90