Submission #942625

# Submission time Handle Problem Language Result Execution time Memory
942625 2024-03-11T01:33:07 Z yeediot Meetings (JOI19_meetings) C++14
100 / 100
725 ms 3060 KB
#include "meetings.h"
#include<bits/stdc++.h>
using namespace std;
mt19937 rng(time(0));
int K;
bool cmp(int a,int b){
    return Query(K,a,b)==a;
}
void qq(int a,int b){
    if(a>b)swap(a,b);
    Bridge(a,b);
}
int n;
void go(int k,vector<int>temp){
    if(temp.size()==0)return;
    int k2=temp[rng()%temp.size()];
    K=k;
    vector<int>child[n],path;
    for(auto i:temp){
        if(i==k2)continue;
        int p=Query(k,k2,i);
        if(p==i){
            path.push_back(i);
        }
        else{
            child[p].push_back(i);
        }
    }
    sort(path.begin(),path.end(),cmp);
    path.push_back(k2);
    for(int i=0;i<path.size();i++){
        if(!i){
            qq(k,path[i]);
        }
        else{
            qq(path[i-1],path[i]);
        }
    }
    go(k,child[k]);
    for(auto i:path){
        go(i,child[i]);
    }
}
void Solve(int N){
    n=N;
    int k=rng()%n;
    vector<int>temp;
    for(int i=0;i<n;i++){
        if(i!=k)temp.push_back(i);
    }
    go(k,temp);
}
 /*
 input:
 
 */















 

Compilation message

meetings.cpp: In function 'void go(int, std::vector<int>)':
meetings.cpp:31:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   31 |     for(int i=0;i<path.size();i++){
      |                 ~^~~~~~~~~~~~
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 1 ms 344 KB Output is correct
17 Correct 0 ms 596 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 0 ms 344 KB Output is correct
24 Correct 1 ms 344 KB Output is correct
25 Correct 1 ms 344 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 1 ms 344 KB Output is correct
17 Correct 0 ms 596 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 0 ms 344 KB Output is correct
24 Correct 1 ms 344 KB Output is correct
25 Correct 1 ms 344 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 4 ms 600 KB Output is correct
28 Correct 3 ms 584 KB Output is correct
29 Correct 4 ms 600 KB Output is correct
30 Correct 3 ms 600 KB Output is correct
31 Correct 3 ms 344 KB Output is correct
32 Correct 5 ms 600 KB Output is correct
33 Correct 7 ms 600 KB Output is correct
34 Correct 10 ms 600 KB Output is correct
35 Correct 10 ms 600 KB Output is correct
36 Correct 3 ms 344 KB Output is correct
37 Correct 7 ms 600 KB Output is correct
38 Correct 8 ms 344 KB Output is correct
39 Correct 6 ms 344 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 227 ms 1628 KB Output is correct
2 Correct 231 ms 1556 KB Output is correct
3 Correct 272 ms 1512 KB Output is correct
4 Correct 248 ms 1360 KB Output is correct
5 Correct 180 ms 1480 KB Output is correct
6 Correct 232 ms 1364 KB Output is correct
7 Correct 379 ms 2252 KB Output is correct
8 Correct 482 ms 2128 KB Output is correct
9 Correct 494 ms 3060 KB Output is correct
10 Correct 416 ms 2600 KB Output is correct
11 Correct 487 ms 2520 KB Output is correct
12 Correct 229 ms 1108 KB Output is correct
13 Correct 159 ms 1372 KB Output is correct
14 Correct 277 ms 1584 KB Output is correct
15 Correct 269 ms 1676 KB Output is correct
16 Correct 261 ms 1588 KB Output is correct
17 Correct 444 ms 2536 KB Output is correct
18 Correct 284 ms 1872 KB Output is correct
19 Correct 255 ms 1872 KB Output is correct
20 Correct 278 ms 1988 KB Output is correct
21 Correct 271 ms 1748 KB Output is correct
22 Correct 307 ms 1792 KB Output is correct
23 Correct 257 ms 1752 KB Output is correct
24 Correct 251 ms 1872 KB Output is correct
25 Correct 237 ms 1732 KB Output is correct
26 Correct 247 ms 1744 KB Output is correct
27 Correct 283 ms 2128 KB Output is correct
28 Correct 546 ms 2576 KB Output is correct
29 Correct 434 ms 2772 KB Output is correct
30 Correct 419 ms 2276 KB Output is correct
31 Correct 458 ms 2532 KB Output is correct
32 Correct 725 ms 1076 KB Output is correct
33 Correct 505 ms 1312 KB Output is correct
34 Correct 4 ms 600 KB Output is correct
35 Correct 3 ms 600 KB Output is correct
36 Correct 5 ms 600 KB Output is correct
37 Correct 5 ms 600 KB Output is correct
38 Correct 3 ms 600 KB Output is correct
39 Correct 5 ms 600 KB Output is correct
40 Correct 7 ms 600 KB Output is correct
41 Correct 10 ms 784 KB Output is correct
42 Correct 10 ms 600 KB Output is correct
43 Correct 3 ms 344 KB Output is correct
44 Correct 10 ms 540 KB Output is correct
45 Correct 9 ms 600 KB Output is correct
46 Correct 8 ms 344 KB Output is correct
47 Correct 0 ms 344 KB Output is correct
48 Correct 0 ms 344 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 1 ms 344 KB Output is correct
51 Correct 0 ms 344 KB Output is correct
52 Correct 0 ms 344 KB Output is correct
53 Correct 1 ms 344 KB Output is correct
54 Correct 1 ms 344 KB Output is correct
55 Correct 0 ms 344 KB Output is correct
56 Correct 0 ms 344 KB Output is correct
57 Correct 0 ms 344 KB Output is correct
58 Correct 0 ms 344 KB Output is correct
59 Correct 1 ms 344 KB Output is correct
60 Correct 1 ms 344 KB Output is correct
61 Correct 0 ms 344 KB Output is correct
62 Correct 0 ms 344 KB Output is correct
63 Correct 0 ms 344 KB Output is correct
64 Correct 0 ms 344 KB Output is correct
65 Correct 0 ms 344 KB Output is correct
66 Correct 0 ms 344 KB Output is correct
67 Correct 0 ms 344 KB Output is correct
68 Correct 0 ms 344 KB Output is correct
69 Correct 0 ms 344 KB Output is correct
70 Correct 0 ms 344 KB Output is correct
71 Correct 1 ms 504 KB Output is correct
72 Correct 0 ms 356 KB Output is correct