Submission #54475

#	Time	Username	Problem	Language	Result	Execution time	Memory
54475		MoNsTeR_CuBe	Boxes with souvenirs (IOI15_boxes)	C++17	0 / 100	7 ms	380 KiB

boxes

#include "boxes.h"
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define INF 9223372036854775807

vector<int> p1;
vector<int> DP;

int cost(int a, int b, int c){
    int ans = c;
    ans = min(ans, (c-(a-1))*2);
    ans = min(ans, b*2);
    return ans;
}

int f(int n, int l, int k){
    if(DP[n] != INF) return DP[n];
    int ans = INF;
    for(int i = 1; i < k; i++){
        ans = min(ans, f(n-i, l, k)+cost(p1[n-i],p1[n],l));
    }
    DP[n] = ans;
    return ans;
}
#undef int long long
long long delivery(int N, int K, int L, int p[]) {
#define int long long
    DP.assign(N+1, INF);
    for(int i = 0; i < N; i++){
        p1.push_back(p[i]);
    }
    return f(N,L,K);
}
/*
signed main(){
    int N, K, L;
    cin >> N >> K >> L;
    int tab[N];
    DP.resize(N);
    for(int i = 0; i < N; i++){
        cin >> tab[i];
    }
    #undef int long long
    cout << delivery(N,K,L,tab) << endl;
}
*/

Compilation message (stderr)

boxes.cpp:26:12: warning: extra tokens at end of #undef directive
 #undef int long long
            ^~~~

• Subtask 1: 0 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 15
• Subtask 4: 0 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 30