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답안 #344752

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
344752 2021-01-06T13:39:58 Z iliccmarko 선물상자 (IOI15_boxes) C++14
0 / 100
 1 ms 364 KB 
#include <bits/stdc++.h>
#include "boxes.h"
using namespace std;
#define ll long long
#define endl "\n"
#define INF 1000000000
#define LINF 1000000000000000LL
#define pb push_back
#define all(x) x.begin(), x.end()
#define len(s) (int)s.size()
#define test_case { int t; cin>>t; while(t--)solve(); }
#define single_case solve();
#define line cerr<<"----------"<<endl;
#define ios { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); cerr.tie(NULL); }
#define mod 1000000007LL
const int N = 1e7 + 5;
ll l[N], r[N];

ll delivery(int n, int k, int L, int p[])
{
    for(int i = 0;i<n;i++)
    {
        if(i>=k)
        {
            l[i+1] = l[i-k+1] + 2*p[i];
        }
        else 
        {
            l[i+1] = 2*p[i];
        }
    }
    for(int i = n-1;i>=0;i--)
    {
        if(n-1-i>=k+1)
        {
            r[i+1] =  r[i+k+1] + 2*(L-p[i]);
        }
        else
        {
            r[i+1] = 2*(L-p[i]);
        }
    }
    ll ans = LINF;
    for(int i = 0;i<n;i++)
    {
        ans = min(ans, l[i+1]+r[n-i+1]);
    } 
    for(int i = 0;i<=n;i++)
    {
        if(i+k>n) break;
        ans = min(ans, l[i]+L+r[n-i-k]);
    }
    return ans;
}

Subtask #1
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 364 KB Output is correct
2 Incorrect 1 ms 364 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 1 ms 364 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 1 ms 364 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 364 KB Output is correct
2 Incorrect 1 ms 364 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 364 KB Output is correct
2 Incorrect 1 ms 364 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #6
0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 364 KB Output is correct
2 Incorrect 1 ms 364 KB Output isn't correct
3 Halted 0 ms 0 KB -