#include "boxes.h"
#include <bits/stdc++.h>
#define pb push_back
#define MP make_pair
#define F first
#define S second
#define MEM(i,j) memset(i,j,sizeof i)
#define ALL(v) v.begin(),v.end()
#define ET cout << "\n"
#define DB(a,s,e) {for(int i=s;i<e;++i) cout << a[i] << " ";ET;}
using namespace std;
typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
const ll INF=1e18;
vector<ll> lf,rg;
ll dp[2][10000005];
long long delivery(int N, int K, int L, int p[])
{
int bound=L/2;
ll ans=INF,lsz,rsz;
lf.pb(0);
for(int i=0;i<N;++i)
if(p[i]<=bound) lf.pb(p[i]);
else rg.pb(p[i]);
rg.pb(L),reverse(ALL(rg));
for(int i=0;i<rg.size();++i)
rg[i]=L-rg[i];
for(int i=0;i<lf.size();++i)
if(i>=K) dp[0][i]=dp[0][i-K]+lf[i]*2;
else dp[0][i]=lf[i]*2;
for(int i=0;i<rg.size();++i)
if(i>=K) dp[1][i]=dp[1][i-K]+rg[i]*2;
else dp[1][i]=rg[i]*2;
lsz=lf.size(),rsz=rg.size();
for(int i=rsz-1;i>=0&&i>=rsz-K;--i)
{
ll tmp=INF,sum=0;
for(ll j=0;lsz-j*K+rsz-i-2>=0;++j)
if(rsz-i-1<=j*K)
tmp=min(tmp,j*L+dp[0][lsz-j*K+rsz-i-2]);
for(ll j=i;j>=0;j-=K,sum+=L)
ans=min(ans,dp[1][i]+sum+tmp);
}
return ans;
}
Compilation message
boxes.cpp: In function 'long long int delivery(int, int, int, int*)':
boxes.cpp:29:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int i=0;i<rg.size();++i)
~^~~~~~~~~~
boxes.cpp:31:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int i=0;i<lf.size();++i)
~^~~~~~~~~~
boxes.cpp:34:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int i=0;i<rg.size();++i)
~^~~~~~~~~~
boxes.cpp:38:15: warning: conversion to 'int' from 'll {aka long long int}' may alter its value [-Wconversion]
for(int i=rsz-1;i>=0&&i>=rsz-K;--i)
~~~^~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
256 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
3 |
Correct |
2 ms |
376 KB |
Output is correct |
4 |
Correct |
2 ms |
248 KB |
Output is correct |
5 |
Correct |
2 ms |
376 KB |
Output is correct |
6 |
Correct |
2 ms |
380 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Correct |
2 ms |
380 KB |
Output is correct |
3 |
Correct |
2 ms |
376 KB |
Output is correct |
4 |
Correct |
2 ms |
376 KB |
Output is correct |
5 |
Correct |
2 ms |
376 KB |
Output is correct |
6 |
Correct |
2 ms |
376 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
3 |
Correct |
2 ms |
256 KB |
Output is correct |
4 |
Correct |
2 ms |
256 KB |
Output is correct |
5 |
Correct |
2 ms |
256 KB |
Output is correct |
6 |
Correct |
2 ms |
256 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
376 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
256 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
3 |
Correct |
2 ms |
376 KB |
Output is correct |
4 |
Correct |
2 ms |
248 KB |
Output is correct |
5 |
Correct |
2 ms |
376 KB |
Output is correct |
6 |
Correct |
2 ms |
380 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
376 KB |
Output is correct |
9 |
Correct |
2 ms |
380 KB |
Output is correct |
10 |
Correct |
2 ms |
376 KB |
Output is correct |
11 |
Correct |
2 ms |
376 KB |
Output is correct |
12 |
Correct |
2 ms |
376 KB |
Output is correct |
13 |
Correct |
2 ms |
376 KB |
Output is correct |
14 |
Correct |
2 ms |
376 KB |
Output is correct |
15 |
Correct |
2 ms |
376 KB |
Output is correct |
16 |
Correct |
2 ms |
376 KB |
Output is correct |
17 |
Correct |
2 ms |
256 KB |
Output is correct |
18 |
Correct |
2 ms |
256 KB |
Output is correct |
19 |
Correct |
2 ms |
256 KB |
Output is correct |
20 |
Correct |
2 ms |
256 KB |
Output is correct |
21 |
Correct |
2 ms |
376 KB |
Output is correct |
22 |
Correct |
2 ms |
376 KB |
Output is correct |
23 |
Correct |
2 ms |
376 KB |
Output is correct |
24 |
Correct |
2 ms |
376 KB |
Output is correct |
25 |
Correct |
2 ms |
376 KB |
Output is correct |
26 |
Correct |
2 ms |
380 KB |
Output is correct |
27 |
Correct |
2 ms |
296 KB |
Output is correct |
28 |
Correct |
2 ms |
376 KB |
Output is correct |
29 |
Correct |
2 ms |
376 KB |
Output is correct |
30 |
Correct |
2 ms |
376 KB |
Output is correct |
31 |
Correct |
2 ms |
376 KB |
Output is correct |
32 |
Correct |
2 ms |
376 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
256 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
3 |
Correct |
2 ms |
376 KB |
Output is correct |
4 |
Correct |
2 ms |
248 KB |
Output is correct |
5 |
Correct |
2 ms |
376 KB |
Output is correct |
6 |
Correct |
2 ms |
380 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
376 KB |
Output is correct |
9 |
Correct |
2 ms |
380 KB |
Output is correct |
10 |
Correct |
2 ms |
376 KB |
Output is correct |
11 |
Correct |
2 ms |
376 KB |
Output is correct |
12 |
Correct |
2 ms |
376 KB |
Output is correct |
13 |
Correct |
2 ms |
376 KB |
Output is correct |
14 |
Correct |
2 ms |
376 KB |
Output is correct |
15 |
Correct |
2 ms |
376 KB |
Output is correct |
16 |
Correct |
2 ms |
376 KB |
Output is correct |
17 |
Correct |
2 ms |
256 KB |
Output is correct |
18 |
Correct |
2 ms |
256 KB |
Output is correct |
19 |
Correct |
2 ms |
256 KB |
Output is correct |
20 |
Correct |
2 ms |
256 KB |
Output is correct |
21 |
Correct |
2 ms |
376 KB |
Output is correct |
22 |
Correct |
2 ms |
376 KB |
Output is correct |
23 |
Correct |
2 ms |
376 KB |
Output is correct |
24 |
Correct |
2 ms |
376 KB |
Output is correct |
25 |
Correct |
2 ms |
376 KB |
Output is correct |
26 |
Correct |
2 ms |
380 KB |
Output is correct |
27 |
Correct |
2 ms |
296 KB |
Output is correct |
28 |
Correct |
2 ms |
376 KB |
Output is correct |
29 |
Correct |
2 ms |
376 KB |
Output is correct |
30 |
Correct |
2 ms |
376 KB |
Output is correct |
31 |
Correct |
2 ms |
376 KB |
Output is correct |
32 |
Correct |
2 ms |
376 KB |
Output is correct |
33 |
Correct |
69 ms |
20056 KB |
Output is correct |
34 |
Correct |
41 ms |
24020 KB |
Output is correct |
35 |
Correct |
41 ms |
24020 KB |
Output is correct |
36 |
Correct |
68 ms |
29752 KB |
Output is correct |
37 |
Correct |
68 ms |
29780 KB |
Output is correct |
38 |
Correct |
71 ms |
31700 KB |
Output is correct |
39 |
Correct |
63 ms |
28248 KB |
Output is correct |
40 |
Correct |
46 ms |
23768 KB |
Output is correct |
41 |
Correct |
68 ms |
29816 KB |
Output is correct |
42 |
Correct |
45 ms |
23892 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
256 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
3 |
Correct |
2 ms |
376 KB |
Output is correct |
4 |
Correct |
2 ms |
248 KB |
Output is correct |
5 |
Correct |
2 ms |
376 KB |
Output is correct |
6 |
Correct |
2 ms |
380 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
376 KB |
Output is correct |
9 |
Correct |
2 ms |
380 KB |
Output is correct |
10 |
Correct |
2 ms |
376 KB |
Output is correct |
11 |
Correct |
2 ms |
376 KB |
Output is correct |
12 |
Correct |
2 ms |
376 KB |
Output is correct |
13 |
Correct |
2 ms |
376 KB |
Output is correct |
14 |
Correct |
2 ms |
376 KB |
Output is correct |
15 |
Correct |
2 ms |
376 KB |
Output is correct |
16 |
Correct |
2 ms |
376 KB |
Output is correct |
17 |
Correct |
2 ms |
256 KB |
Output is correct |
18 |
Correct |
2 ms |
256 KB |
Output is correct |
19 |
Correct |
2 ms |
256 KB |
Output is correct |
20 |
Correct |
2 ms |
256 KB |
Output is correct |
21 |
Correct |
2 ms |
376 KB |
Output is correct |
22 |
Correct |
2 ms |
376 KB |
Output is correct |
23 |
Correct |
2 ms |
376 KB |
Output is correct |
24 |
Correct |
2 ms |
376 KB |
Output is correct |
25 |
Correct |
2 ms |
376 KB |
Output is correct |
26 |
Correct |
2 ms |
380 KB |
Output is correct |
27 |
Correct |
2 ms |
296 KB |
Output is correct |
28 |
Correct |
2 ms |
376 KB |
Output is correct |
29 |
Correct |
2 ms |
376 KB |
Output is correct |
30 |
Correct |
2 ms |
376 KB |
Output is correct |
31 |
Correct |
2 ms |
376 KB |
Output is correct |
32 |
Correct |
2 ms |
376 KB |
Output is correct |
33 |
Correct |
69 ms |
20056 KB |
Output is correct |
34 |
Correct |
41 ms |
24020 KB |
Output is correct |
35 |
Correct |
41 ms |
24020 KB |
Output is correct |
36 |
Correct |
68 ms |
29752 KB |
Output is correct |
37 |
Correct |
68 ms |
29780 KB |
Output is correct |
38 |
Correct |
71 ms |
31700 KB |
Output is correct |
39 |
Correct |
63 ms |
28248 KB |
Output is correct |
40 |
Correct |
46 ms |
23768 KB |
Output is correct |
41 |
Correct |
68 ms |
29816 KB |
Output is correct |
42 |
Correct |
45 ms |
23892 KB |
Output is correct |
43 |
Correct |
720 ms |
253628 KB |
Output is correct |
44 |
Correct |
382 ms |
215704 KB |
Output is correct |
45 |
Correct |
447 ms |
206928 KB |
Output is correct |
46 |
Correct |
688 ms |
232104 KB |
Output is correct |
47 |
Correct |
668 ms |
232100 KB |
Output is correct |
48 |
Correct |
724 ms |
232252 KB |
Output is correct |
49 |
Correct |
657 ms |
234964 KB |
Output is correct |
50 |
Correct |
473 ms |
210756 KB |
Output is correct |
51 |
Correct |
729 ms |
240496 KB |
Output is correct |
52 |
Correct |
503 ms |
219508 KB |
Output is correct |