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Submission #971841

# Submission time Handle Problem Language Result Execution time Memory
971841 2024-04-29T11:27:30 Z phoebe A Plus B (IOI23_aplusb) C++17
100 / 100
 91 ms 10248 KB 
#include "aplusb.h"
#include <bits/stdc++.h>
using namespace std;

#define pii pair<int, int>

vector<int> smallest_sums(int n, vector<int> a, vector<int> b){
    priority_queue<pair<int, pii>> pq;
    set<pii> seen;
    vector<int> re;
    pq.push({-(a[0] + b[0]), {0, 0}});
    while (re.size() < n){
        int i = pq.top().second.first, j = pq.top().second.second; pq.pop();
        if (seen.count({i, j})) continue;
        seen.insert({i, j});
        re.push_back(a[i] + b[j]);
        if (i < n - 1) pq.push({-(a[i + 1] + b[j]), {i + 1, j}});
        if (j < n - 1) pq.push({-(a[i] + b[j + 1]), {i, j + 1}});
    }
    return re;
}

Compilation message

aplusb.cpp: In function 'std::vector<int> smallest_sums(int, std::vector<int>, std::vector<int>)':
aplusb.cpp:12:22: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   12 |     while (re.size() < n){
      |            ~~~~~~~~~~^~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 436 KB Output is correct
4 Correct 1 ms 348 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 436 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 376 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 600 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct

Subtask #3
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 436 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 376 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 600 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 ms 600 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 2 ms 604 KB Output is correct
27 Correct 2 ms 856 KB Output is correct
28 Correct 1 ms 604 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 2 ms 604 KB Output is correct
34 Correct 3 ms 604 KB Output is correct
35 Correct 2 ms 604 KB Output is correct
36 Correct 3 ms 604 KB Output is correct

Subtask #4
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 436 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 376 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 600 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 ms 600 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 2 ms 604 KB Output is correct
27 Correct 2 ms 856 KB Output is correct
28 Correct 1 ms 604 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 2 ms 604 KB Output is correct
34 Correct 3 ms 604 KB Output is correct
35 Correct 2 ms 604 KB Output is correct
36 Correct 3 ms 604 KB Output is correct
37 Correct 11 ms 2140 KB Output is correct
38 Correct 44 ms 8064 KB Output is correct
39 Correct 64 ms 7232 KB Output is correct
40 Correct 47 ms 7100 KB Output is correct
41 Correct 65 ms 9480 KB Output is correct
42 Correct 66 ms 9428 KB Output is correct
43 Correct 72 ms 9476 KB Output is correct
44 Correct 12 ms 2248 KB Output is correct
45 Correct 50 ms 7176 KB Output is correct
46 Correct 50 ms 7096 KB Output is correct
47 Correct 50 ms 7016 KB Output is correct
48 Correct 72 ms 9252 KB Output is correct
49 Correct 63 ms 10248 KB Output is correct
50 Correct 64 ms 9664 KB Output is correct
51 Correct 88 ms 8044 KB Output is correct
52 Correct 91 ms 8156 KB Output is correct
53 Correct 85 ms 8252 KB Output is correct