Submission #1077459

#	Time	Username	Problem	Language	Result	Execution time	Memory
1077459		Trumling	Boxes with souvenirs (IOI15_boxes)	C++14	15 / 100	2093 ms	412 KiB

boxes

#include "boxes.h"
#include<bits/stdc++.h>
using namespace std;

#define F first
#define S second
#define pb push_back
#define INF 99999999999999
#define all(x) x.begin(),x.end()
typedef long long ll;

long long delivery(int N, int K, int L, int p[]) {
ll n=N;
vector<ll>v;
    for(int i=0;i<n;i++)
        v.pb(i);

    ll ans=INF;
    do
    {

    ll curr=min(p[v[0]],L-p[v[0]]);
    ll count=K-1;
    ll pos=p[v[0]];
    for(int i=0;i<n-1;i++)
    {
        
        if(count==0)
        {
            curr+=min(pos,L-pos);
            count=K;
            pos=0;
        }
        count--;
        if(abs(pos-p[v[i+1]]) >= min(p[v[i+1]],L-p[v[i+1]]) + min(pos,L-pos))
        {
            curr+=min(p[v[i+1]],L-p[v[i+1]]) + min(pos,L-pos);
            pos=p[v[i+1]];
            count=K-1;
        }
        else
        {
            curr+=abs(pos-p[v[i+1]]);
            pos=p[v[i+1]]; 
        }
        
    }

    curr+=min(pos , L - pos);
    ans=min(ans,curr);

    } while (next_permutation(all(v)));
    
    return ans;
}

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