oj.uz

Submission #125572

# Submission time Handle Problem Language Result Execution time Memory
125572 2019-07-06T01:58:28 Z baluteshih Boxes with souvenirs (IOI15_boxes) C++14
100 / 100
 729 ms 253628 KB 
#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)
            ~~~^~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory 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

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory 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

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory 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

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory 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

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory 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

Subtask #6
30.0 / 30.0

# Verdict Execution time Memory 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