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Submission #1040740

# Submission time Handle Problem Language Result Execution time Memory
1040740 2024-08-01T08:52:05 Z 정희우(#10998) Tricks of the Trade (CEOI23_trade) C++17
15 / 100
 8000 ms 3540 KB 
#include<iostream>
#include<algorithm>
#include<vector>
#include<queue>

using namespace std;
using lint = long long;
using intp = pair<int,int>;
using vint = vector<int>;

const int MAX_N=250010;
const int MAX_K=6010;
const lint INF=1e+9*MAX_N;

int n,k;
int c[MAX_N],p[MAX_N];
priority_queue<int,vint,greater<int>> pq;
lint lv[MAX_K],rv[MAX_K];
lint ans;
int possi[MAX_N];

void calc(int s,int e)
{
    if(e-s<k)return;
    int m=(s+e)>>1;
    fill(lv,lv+MAX_K,-INF);
    fill(rv,rv+MAX_K,-INF);
    lv[0]=rv[0]=0;
    for(int i=1;i<=k;i++)
    {
        lint cnt=0;
        for(int j=m-1;j>=s;j--)
        {
            cnt+=p[j]-c[j];
            pq.push(p[j]);
            while(!pq.empty() && pq.size()>i)
            {
                cnt-=pq.top();
                pq.pop();
            }
            if(!pq.empty() && pq.size()==i)
                lv[i]=max(lv[i],cnt);
        }
        while(!pq.empty())pq.pop();
        cnt=0;
        for(int j=m;j<e;j++)
        {
            cnt+=p[j]-c[j];
            pq.push(p[j]);
            while(!pq.empty() && pq.size()>i)
            {
                cnt-=pq.top();
                pq.pop();
            }
            if(!pq.empty() && pq.size()==i)
                rv[i]=max(rv[i],cnt);
        }
        while(!pq.empty())pq.pop();
    }
    for(int i=0;i<=k;i++)
        ans=max(ans,lv[i]+rv[k-i]);
    calc(s,m);
    calc(m,e);
}

int main()
{
    ios::sync_with_stdio(0),cin.tie(0),cout.tie(0);
    cin >> n >> k;
    for(int i=0;i<n;i++)
        cin >> c[i];
    for(int i=0;i<n;i++)
        cin >> p[i];
    ans=-INF;
    calc(0,n);
    cout << ans << '\n';
    for(int i=0;i<n;i++)
        cout << possi[i];
    return 0;
}

Compilation message

trade.cpp: In function 'void calc(int, int)':
trade.cpp:36:43: warning: comparison of integer expressions of different signedness: 'std::priority_queue<int, std::vector<int>, std::greater<int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   36 |             while(!pq.empty() && pq.size()>i)
      |                                  ~~~~~~~~~^~
trade.cpp:41:40: warning: comparison of integer expressions of different signedness: 'std::priority_queue<int, std::vector<int>, std::greater<int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   41 |             if(!pq.empty() && pq.size()==i)
      |                               ~~~~~~~~~^~~
trade.cpp:50:43: warning: comparison of integer expressions of different signedness: 'std::priority_queue<int, std::vector<int>, std::greater<int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   50 |             while(!pq.empty() && pq.size()>i)
      |                                  ~~~~~~~~~^~
trade.cpp:55:40: warning: comparison of integer expressions of different signedness: 'std::priority_queue<int, std::vector<int>, std::greater<int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   55 |             if(!pq.empty() && pq.size()==i)
      |                               ~~~~~~~~~^~~

Subtask #0
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Partially correct 1 ms 2396 KB Partially correct
2 Partially correct 0 ms 2396 KB Partially correct

Subtask #1
5.0 / 10.0

# Verdict Execution time Memory Grader output
1 Partially correct 0 ms 2396 KB Partially correct
2 Partially correct 1 ms 2396 KB Partially correct
3 Partially correct 0 ms 2396 KB Partially correct
4 Partially correct 1 ms 2396 KB Partially correct
5 Partially correct 1 ms 2396 KB Partially correct
6 Partially correct 1 ms 2396 KB Partially correct
7 Partially correct 1 ms 2396 KB Partially correct
8 Partially correct 1 ms 2396 KB Partially correct
9 Partially correct 1 ms 2396 KB Partially correct
10 Partially correct 1 ms 2396 KB Partially correct
11 Partially correct 1 ms 2396 KB Partially correct

Subtask #2
5.0 / 10.0

# Verdict Execution time Memory Grader output
1 Partially correct 0 ms 2396 KB Partially correct
2 Partially correct 1 ms 2396 KB Partially correct
3 Partially correct 0 ms 2396 KB Partially correct
4 Partially correct 1 ms 2396 KB Partially correct
5 Partially correct 1 ms 2396 KB Partially correct
6 Partially correct 1 ms 2396 KB Partially correct
7 Partially correct 1 ms 2396 KB Partially correct
8 Partially correct 1 ms 2396 KB Partially correct
9 Partially correct 1 ms 2396 KB Partially correct
10 Partially correct 1 ms 2396 KB Partially correct
11 Partially correct 1 ms 2396 KB Partially correct
12 Partially correct 1 ms 2392 KB Partially correct
13 Partially correct 1 ms 2396 KB Partially correct
14 Partially correct 1 ms 2396 KB Partially correct
15 Partially correct 1 ms 2396 KB Partially correct
16 Partially correct 1 ms 2396 KB Partially correct
17 Partially correct 1 ms 2396 KB Partially correct
18 Partially correct 1 ms 2396 KB Partially correct
19 Partially correct 1 ms 2396 KB Partially correct
20 Partially correct 1 ms 2396 KB Partially correct
21 Partially correct 1 ms 2396 KB Partially correct
22 Partially correct 1 ms 2396 KB Partially correct
23 Partially correct 1820 ms 2524 KB Partially correct
24 Partially correct 25 ms 2392 KB Partially correct
25 Partially correct 614 ms 2500 KB Partially correct
26 Partially correct 80 ms 2396 KB Partially correct
27 Partially correct 419 ms 2528 KB Partially correct
28 Partially correct 32 ms 2396 KB Partially correct
29 Partially correct 1645 ms 2524 KB Partially correct

Subtask #3
5.0 / 10.0

# Verdict Execution time Memory Grader output
1 Partially correct 1 ms 2396 KB Partially correct
2 Partially correct 1508 ms 3540 KB Partially correct
3 Partially correct 1445 ms 3540 KB Partially correct
4 Partially correct 1351 ms 3296 KB Partially correct
5 Partially correct 1346 ms 3540 KB Partially correct
6 Partially correct 1425 ms 3536 KB Partially correct
7 Partially correct 1434 ms 3540 KB Partially correct
8 Partially correct 1377 ms 3296 KB Partially correct
9 Partially correct 1367 ms 3540 KB Partially correct
10 Partially correct 1377 ms 3540 KB Partially correct

Subtask #4
0.0 / 25.0

# Verdict Execution time Memory Grader output
1 Partially correct 1 ms 2396 KB Partially correct
2 Partially correct 1508 ms 3540 KB Partially correct
3 Partially correct 1445 ms 3540 KB Partially correct
4 Partially correct 1351 ms 3296 KB Partially correct
5 Partially correct 1346 ms 3540 KB Partially correct
6 Partially correct 1425 ms 3536 KB Partially correct
7 Partially correct 1434 ms 3540 KB Partially correct
8 Partially correct 1377 ms 3296 KB Partially correct
9 Partially correct 1367 ms 3540 KB Partially correct
10 Partially correct 1377 ms 3540 KB Partially correct
11 Partially correct 1 ms 2396 KB Partially correct
12 Partially correct 1351 ms 3536 KB Partially correct
13 Partially correct 1361 ms 3536 KB Partially correct
14 Partially correct 1366 ms 3408 KB Partially correct
15 Partially correct 1394 ms 3540 KB Partially correct
16 Partially correct 1348 ms 3536 KB Partially correct
17 Partially correct 1353 ms 3536 KB Partially correct
18 Partially correct 1383 ms 3412 KB Partially correct
19 Partially correct 1350 ms 3408 KB Partially correct
20 Partially correct 1362 ms 3300 KB Partially correct
21 Partially correct 0 ms 2396 KB Partially correct
22 Partially correct 0 ms 2396 KB Partially correct
23 Partially correct 1 ms 2396 KB Partially correct
24 Partially correct 1 ms 2396 KB Partially correct
25 Partially correct 1 ms 2396 KB Partially correct
26 Partially correct 1 ms 2392 KB Partially correct
27 Partially correct 1 ms 2396 KB Partially correct
28 Partially correct 1 ms 2396 KB Partially correct
29 Partially correct 1 ms 2392 KB Partially correct
30 Partially correct 1 ms 2396 KB Partially correct
31 Execution timed out 8060 ms 3284 KB Time limit exceeded
32 Halted 0 ms 0 KB -

Subtask #5
0.0 / 45.0

# Verdict Execution time Memory Grader output
1 Partially correct 1 ms 2396 KB Partially correct
2 Partially correct 0 ms 2396 KB Partially correct
3 Partially correct 0 ms 2396 KB Partially correct
4 Partially correct 1 ms 2396 KB Partially correct
5 Partially correct 0 ms 2396 KB Partially correct
6 Partially correct 1 ms 2396 KB Partially correct
7 Partially correct 1 ms 2396 KB Partially correct
8 Partially correct 1 ms 2396 KB Partially correct
9 Partially correct 1 ms 2396 KB Partially correct
10 Partially correct 1 ms 2396 KB Partially correct
11 Partially correct 1 ms 2396 KB Partially correct
12 Partially correct 1 ms 2396 KB Partially correct
13 Partially correct 1 ms 2396 KB Partially correct
14 Partially correct 1 ms 2392 KB Partially correct
15 Partially correct 1 ms 2396 KB Partially correct
16 Partially correct 1 ms 2396 KB Partially correct
17 Partially correct 1 ms 2396 KB Partially correct
18 Partially correct 1 ms 2396 KB Partially correct
19 Partially correct 1 ms 2396 KB Partially correct
20 Partially correct 1 ms 2396 KB Partially correct
21 Partially correct 1 ms 2396 KB Partially correct
22 Partially correct 1 ms 2396 KB Partially correct
23 Partially correct 1 ms 2396 KB Partially correct
24 Partially correct 1 ms 2396 KB Partially correct
25 Partially correct 1820 ms 2524 KB Partially correct
26 Partially correct 25 ms 2392 KB Partially correct
27 Partially correct 614 ms 2500 KB Partially correct
28 Partially correct 80 ms 2396 KB Partially correct
29 Partially correct 419 ms 2528 KB Partially correct
30 Partially correct 32 ms 2396 KB Partially correct
31 Partially correct 1645 ms 2524 KB Partially correct
32 Partially correct 1 ms 2396 KB Partially correct
33 Partially correct 1508 ms 3540 KB Partially correct
34 Partially correct 1445 ms 3540 KB Partially correct
35 Partially correct 1351 ms 3296 KB Partially correct
36 Partially correct 1346 ms 3540 KB Partially correct
37 Partially correct 1425 ms 3536 KB Partially correct
38 Partially correct 1434 ms 3540 KB Partially correct
39 Partially correct 1377 ms 3296 KB Partially correct
40 Partially correct 1367 ms 3540 KB Partially correct
41 Partially correct 1377 ms 3540 KB Partially correct
42 Partially correct 1 ms 2396 KB Partially correct
43 Partially correct 1351 ms 3536 KB Partially correct
44 Partially correct 1361 ms 3536 KB Partially correct
45 Partially correct 1366 ms 3408 KB Partially correct
46 Partially correct 1394 ms 3540 KB Partially correct
47 Partially correct 1348 ms 3536 KB Partially correct
48 Partially correct 1353 ms 3536 KB Partially correct
49 Partially correct 1383 ms 3412 KB Partially correct
50 Partially correct 1350 ms 3408 KB Partially correct
51 Partially correct 1362 ms 3300 KB Partially correct
52 Partially correct 0 ms 2396 KB Partially correct
53 Partially correct 0 ms 2396 KB Partially correct
54 Partially correct 1 ms 2396 KB Partially correct
55 Partially correct 1 ms 2396 KB Partially correct
56 Partially correct 1 ms 2396 KB Partially correct
57 Partially correct 1 ms 2392 KB Partially correct
58 Partially correct 1 ms 2396 KB Partially correct
59 Partially correct 1 ms 2396 KB Partially correct
60 Partially correct 1 ms 2392 KB Partially correct
61 Partially correct 1 ms 2396 KB Partially correct
62 Execution timed out 8060 ms 3284 KB Time limit exceeded
63 Halted 0 ms 0 KB -