Submission #1267089

#	Time	Username	Problem	Language	Result	Execution time	Memory
1267089		khfares	Sličice (COCI19_slicice)	C++20	90 / 90	30 ms	472 KiB

slicice

#include <bits/stdc++.h>
using namespace std;
#define endl '\n'
using ll  = long long;
using pll = pair<ll, ll>;

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    //___________________________
    ll n, m, k; cin >> n >> m >> k;
    vector<ll> p(n), b(m+1);
    for (ll i = 0; i < n; i++) cin >> p[i];
    for (ll i = 0; i <= m; i++) cin >> b[i];

    vector<ll> dp(k+1, -(1e18));
    dp[0] = 0;
    for (ll i = 0; i < n; i++) {
        ll cap = min(k, m-p[i]);
        vector<ll> newdp(k+1, -(1e18));
        vector<ll> gain(cap+1);
        for (ll t = 0; t <= cap; t++) {
            gain[t] = b[p[i]+t] - b[p[i]];
        }
        for (ll t = 0; t <= cap; t++) {
            for (ll j = t; j <= k; j++) {
                if (dp[j-t] != (ll)(-(1e18))) newdp[j] = max(newdp[j], dp[j-t]+gain[t]);
            }
        }
        dp = newdp;
    }
    ll ans = 0;
    for (ll i = 0; i < n; i++) ans += b[p[i]];
    cout << dp[k]+ans << endl;

    return 0;
}

• Subtask 1: 90 / 90