#include <bits/stdc++.h>
#include "meetings.h"
using namespace std;
typedef long double LD;
typedef long long ll;
#define pb push_back
#define REP(i,n) for (int i = 0; i < n; i++)
#define FOR(i,a,b) for (int i = a; i < b; i++)
#define all(v) v.begin(),v.end()
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef pair<int,int> pii;
typedef vector<pii> vpii;
#define F first
#define S second
vi gg[2005];
vpii edges;
int globalu;
int quer = 0;
bool cmp(int x,int y){
quer++;
return Query(globalu,x,y) == x;
}
void dfs(int u){
vi mkc;
for(auto x:gg[u]) mkc.pb(x);
gg[u].clear();
if(mkc.size() == 0) return;
if(mkc.size() == 1){
edges.pb({u,mkc[0]});
return;
}
int v = mkc[rand()%mkc.size()];
vi path;
for(auto x:mkc){
if(x == v) continue;
quer++;
int lol = Query(u,v,x);
if(lol == x) path.pb(x);
else gg[lol].pb(x);
}
path.pb(v);
globalu = u;
sort(all(path),cmp);
edges.pb({u,path[0]});
REP(i,path.size()-1) edges.pb({path[i],path[i+1]});
dfs(u);
for(auto x:path) dfs(x);
}
void Solve(int n){
int root = rand()%n;
REP(i,n){
if(i != root){
gg[root].pb(i);
}
}
dfs(root);
for(auto x:edges){
Bridge(min(x.F,x.S),max(x.F,x.S));
}
assert(quer <= 38000);
}
Compilation message
meetings.cpp: In function 'void dfs(int)':
meetings.cpp:8:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
#define REP(i,n) for (int i = 0; i < n; i++)
meetings.cpp:52:6:
REP(i,path.size()-1) edges.pb({path[i],path[i+1]});
~~~~~~~~~~~~~~~
meetings.cpp:52:2: note: in expansion of macro 'REP'
REP(i,path.size()-1) edges.pb({path[i],path[i+1]});
^~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
5 ms |
384 KB |
Output is correct |
2 |
Correct |
4 ms |
384 KB |
Output is correct |
3 |
Correct |
4 ms |
384 KB |
Output is correct |
4 |
Correct |
4 ms |
384 KB |
Output is correct |
5 |
Correct |
5 ms |
384 KB |
Output is correct |
6 |
Correct |
4 ms |
384 KB |
Output is correct |
7 |
Correct |
4 ms |
384 KB |
Output is correct |
8 |
Correct |
4 ms |
384 KB |
Output is correct |
9 |
Correct |
4 ms |
384 KB |
Output is correct |
10 |
Correct |
4 ms |
384 KB |
Output is correct |
11 |
Correct |
4 ms |
384 KB |
Output is correct |
12 |
Correct |
5 ms |
384 KB |
Output is correct |
13 |
Correct |
5 ms |
384 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
5 ms |
384 KB |
Output is correct |
2 |
Correct |
4 ms |
384 KB |
Output is correct |
3 |
Correct |
4 ms |
384 KB |
Output is correct |
4 |
Correct |
4 ms |
384 KB |
Output is correct |
5 |
Correct |
5 ms |
384 KB |
Output is correct |
6 |
Correct |
4 ms |
384 KB |
Output is correct |
7 |
Correct |
4 ms |
384 KB |
Output is correct |
8 |
Correct |
4 ms |
384 KB |
Output is correct |
9 |
Correct |
4 ms |
384 KB |
Output is correct |
10 |
Correct |
4 ms |
384 KB |
Output is correct |
11 |
Correct |
4 ms |
384 KB |
Output is correct |
12 |
Correct |
5 ms |
384 KB |
Output is correct |
13 |
Correct |
5 ms |
384 KB |
Output is correct |
14 |
Correct |
5 ms |
384 KB |
Output is correct |
15 |
Correct |
5 ms |
384 KB |
Output is correct |
16 |
Correct |
5 ms |
384 KB |
Output is correct |
17 |
Correct |
5 ms |
384 KB |
Output is correct |
18 |
Correct |
5 ms |
384 KB |
Output is correct |
19 |
Correct |
5 ms |
384 KB |
Output is correct |
20 |
Correct |
5 ms |
384 KB |
Output is correct |
21 |
Correct |
5 ms |
384 KB |
Output is correct |
22 |
Correct |
5 ms |
384 KB |
Output is correct |
23 |
Correct |
5 ms |
512 KB |
Output is correct |
24 |
Correct |
5 ms |
384 KB |
Output is correct |
25 |
Correct |
5 ms |
384 KB |
Output is correct |
26 |
Correct |
5 ms |
384 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
5 ms |
384 KB |
Output is correct |
2 |
Correct |
4 ms |
384 KB |
Output is correct |
3 |
Correct |
4 ms |
384 KB |
Output is correct |
4 |
Correct |
4 ms |
384 KB |
Output is correct |
5 |
Correct |
5 ms |
384 KB |
Output is correct |
6 |
Correct |
4 ms |
384 KB |
Output is correct |
7 |
Correct |
4 ms |
384 KB |
Output is correct |
8 |
Correct |
4 ms |
384 KB |
Output is correct |
9 |
Correct |
4 ms |
384 KB |
Output is correct |
10 |
Correct |
4 ms |
384 KB |
Output is correct |
11 |
Correct |
4 ms |
384 KB |
Output is correct |
12 |
Correct |
5 ms |
384 KB |
Output is correct |
13 |
Correct |
5 ms |
384 KB |
Output is correct |
14 |
Correct |
5 ms |
384 KB |
Output is correct |
15 |
Correct |
5 ms |
384 KB |
Output is correct |
16 |
Correct |
5 ms |
384 KB |
Output is correct |
17 |
Correct |
5 ms |
384 KB |
Output is correct |
18 |
Correct |
5 ms |
384 KB |
Output is correct |
19 |
Correct |
5 ms |
384 KB |
Output is correct |
20 |
Correct |
5 ms |
384 KB |
Output is correct |
21 |
Correct |
5 ms |
384 KB |
Output is correct |
22 |
Correct |
5 ms |
384 KB |
Output is correct |
23 |
Correct |
5 ms |
512 KB |
Output is correct |
24 |
Correct |
5 ms |
384 KB |
Output is correct |
25 |
Correct |
5 ms |
384 KB |
Output is correct |
26 |
Correct |
5 ms |
384 KB |
Output is correct |
27 |
Correct |
11 ms |
512 KB |
Output is correct |
28 |
Correct |
10 ms |
512 KB |
Output is correct |
29 |
Correct |
10 ms |
512 KB |
Output is correct |
30 |
Correct |
9 ms |
512 KB |
Output is correct |
31 |
Correct |
9 ms |
512 KB |
Output is correct |
32 |
Correct |
12 ms |
512 KB |
Output is correct |
33 |
Correct |
18 ms |
512 KB |
Output is correct |
34 |
Correct |
20 ms |
468 KB |
Output is correct |
35 |
Correct |
19 ms |
512 KB |
Output is correct |
36 |
Correct |
11 ms |
512 KB |
Output is correct |
37 |
Correct |
18 ms |
512 KB |
Output is correct |
38 |
Correct |
20 ms |
512 KB |
Output is correct |
39 |
Correct |
22 ms |
508 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
518 ms |
776 KB |
Output is correct |
2 |
Correct |
604 ms |
792 KB |
Output is correct |
3 |
Correct |
625 ms |
760 KB |
Output is correct |
4 |
Correct |
539 ms |
768 KB |
Output is correct |
5 |
Correct |
371 ms |
888 KB |
Output is correct |
6 |
Correct |
379 ms |
760 KB |
Output is correct |
7 |
Correct |
669 ms |
760 KB |
Output is correct |
8 |
Correct |
751 ms |
760 KB |
Output is correct |
9 |
Correct |
674 ms |
760 KB |
Output is correct |
10 |
Correct |
688 ms |
760 KB |
Output is correct |
11 |
Correct |
838 ms |
760 KB |
Output is correct |
12 |
Correct |
568 ms |
760 KB |
Output is correct |
13 |
Correct |
311 ms |
804 KB |
Output is correct |
14 |
Correct |
553 ms |
760 KB |
Output is correct |
15 |
Correct |
458 ms |
760 KB |
Output is correct |
16 |
Correct |
509 ms |
760 KB |
Output is correct |
17 |
Correct |
770 ms |
828 KB |
Output is correct |
18 |
Correct |
447 ms |
792 KB |
Output is correct |
19 |
Correct |
482 ms |
760 KB |
Output is correct |
20 |
Correct |
567 ms |
688 KB |
Output is correct |
21 |
Correct |
749 ms |
752 KB |
Output is correct |
22 |
Correct |
564 ms |
888 KB |
Output is correct |
23 |
Correct |
614 ms |
916 KB |
Output is correct |
24 |
Correct |
553 ms |
760 KB |
Output is correct |
25 |
Correct |
576 ms |
760 KB |
Output is correct |
26 |
Correct |
552 ms |
780 KB |
Output is correct |
27 |
Correct |
595 ms |
760 KB |
Output is correct |
28 |
Correct |
825 ms |
760 KB |
Output is correct |
29 |
Runtime error |
691 ms |
1272 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
30 |
Halted |
0 ms |
0 KB |
- |