#include<bits/stdc++.h>
using namespace std;
#include "meetings.h"
#define pb push_back
#define sz(a) (a).size()
std::mt19937 rng(std::chrono::steady_clock::now().time_since_epoch().count() ^ (long long) (make_unique<char>().get()));
constexpr int maxn = 2e3+10;
void solve(vector<int>& a) {
shuffle(a.begin(), a.end(), rng);
if(sz(a) <= 1) return;
if(sz(a) == 2) return (void)(Bridge(min(a[0], a[1]), max(a[0], a[1])));
int divide = Query(a[0], a[1], a[2]);
vector<int> head, top;
if(divide == a[0]) head.pb(a[1]);
else head.pb(a[0]);
vector<vector<int>> grp;
map<int,int> id;
id[head[0]] = 0;
grp.pb({head[0]});
top.pb({head[0]});
set<int> seen;
seen.insert(head[0]);
for(int x : a) {
if(x != divide) {
bool ok = 0;
for(int y : head) {
if(x == top[id[y]]) {
if(!seen.count(x)) {
grp[id[y]].pb(x);
seen.insert(x);
}
ok = 1;
break;
}
if(!seen.count(x)) {
int opa = Query(divide, x, top[id[y]]);
if(opa == divide) continue;
ok = 1;
grp[id[y]].pb(x);
top[id[y]] = opa;
seen.insert(x);
break;
} else {ok = 1; break;}
}
if(!ok) id[x] = sz(head), head.pb(x), grp.pb({x}), top.pb({x}), seen.insert(x);
}
}
for(int y : head) {
Bridge(min(divide, top[id[y]]), max(divide, top[id[y]]));
solve(grp[id[y]]);
}
}
void Solve(int n) {
vector<int> a;
for(int i = 0; i < n; i++)
a.pb(i);
solve(a);
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Correct |
1 ms |
364 KB |
Output is correct |
| 3 |
Correct |
0 ms |
364 KB |
Output is correct |
| 4 |
Correct |
1 ms |
364 KB |
Output is correct |
| 5 |
Correct |
1 ms |
364 KB |
Output is correct |
| 6 |
Correct |
1 ms |
364 KB |
Output is correct |
| 7 |
Correct |
1 ms |
364 KB |
Output is correct |
| 8 |
Correct |
0 ms |
364 KB |
Output is correct |
| 9 |
Correct |
0 ms |
364 KB |
Output is correct |
| 10 |
Correct |
0 ms |
364 KB |
Output is correct |
| 11 |
Correct |
1 ms |
396 KB |
Output is correct |
| 12 |
Correct |
1 ms |
364 KB |
Output is correct |
| 13 |
Correct |
1 ms |
364 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Correct |
1 ms |
364 KB |
Output is correct |
| 3 |
Correct |
0 ms |
364 KB |
Output is correct |
| 4 |
Correct |
1 ms |
364 KB |
Output is correct |
| 5 |
Correct |
1 ms |
364 KB |
Output is correct |
| 6 |
Correct |
1 ms |
364 KB |
Output is correct |
| 7 |
Correct |
1 ms |
364 KB |
Output is correct |
| 8 |
Correct |
0 ms |
364 KB |
Output is correct |
| 9 |
Correct |
0 ms |
364 KB |
Output is correct |
| 10 |
Correct |
0 ms |
364 KB |
Output is correct |
| 11 |
Correct |
1 ms |
396 KB |
Output is correct |
| 12 |
Correct |
1 ms |
364 KB |
Output is correct |
| 13 |
Correct |
1 ms |
364 KB |
Output is correct |
| 14 |
Correct |
1 ms |
364 KB |
Output is correct |
| 15 |
Correct |
1 ms |
364 KB |
Output is correct |
| 16 |
Correct |
1 ms |
364 KB |
Output is correct |
| 17 |
Correct |
1 ms |
492 KB |
Output is correct |
| 18 |
Correct |
1 ms |
364 KB |
Output is correct |
| 19 |
Correct |
1 ms |
384 KB |
Output is correct |
| 20 |
Correct |
1 ms |
364 KB |
Output is correct |
| 21 |
Correct |
1 ms |
364 KB |
Output is correct |
| 22 |
Correct |
1 ms |
364 KB |
Output is correct |
| 23 |
Correct |
1 ms |
364 KB |
Output is correct |
| 24 |
Correct |
1 ms |
364 KB |
Output is correct |
| 25 |
Correct |
1 ms |
364 KB |
Output is correct |
| 26 |
Correct |
1 ms |
384 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Correct |
1 ms |
364 KB |
Output is correct |
| 3 |
Correct |
0 ms |
364 KB |
Output is correct |
| 4 |
Correct |
1 ms |
364 KB |
Output is correct |
| 5 |
Correct |
1 ms |
364 KB |
Output is correct |
| 6 |
Correct |
1 ms |
364 KB |
Output is correct |
| 7 |
Correct |
1 ms |
364 KB |
Output is correct |
| 8 |
Correct |
0 ms |
364 KB |
Output is correct |
| 9 |
Correct |
0 ms |
364 KB |
Output is correct |
| 10 |
Correct |
0 ms |
364 KB |
Output is correct |
| 11 |
Correct |
1 ms |
396 KB |
Output is correct |
| 12 |
Correct |
1 ms |
364 KB |
Output is correct |
| 13 |
Correct |
1 ms |
364 KB |
Output is correct |
| 14 |
Correct |
1 ms |
364 KB |
Output is correct |
| 15 |
Correct |
1 ms |
364 KB |
Output is correct |
| 16 |
Correct |
1 ms |
364 KB |
Output is correct |
| 17 |
Correct |
1 ms |
492 KB |
Output is correct |
| 18 |
Correct |
1 ms |
364 KB |
Output is correct |
| 19 |
Correct |
1 ms |
384 KB |
Output is correct |
| 20 |
Correct |
1 ms |
364 KB |
Output is correct |
| 21 |
Correct |
1 ms |
364 KB |
Output is correct |
| 22 |
Correct |
1 ms |
364 KB |
Output is correct |
| 23 |
Correct |
1 ms |
364 KB |
Output is correct |
| 24 |
Correct |
1 ms |
364 KB |
Output is correct |
| 25 |
Correct |
1 ms |
364 KB |
Output is correct |
| 26 |
Correct |
1 ms |
384 KB |
Output is correct |
| 27 |
Correct |
11 ms |
364 KB |
Output is correct |
| 28 |
Correct |
9 ms |
492 KB |
Output is correct |
| 29 |
Correct |
13 ms |
492 KB |
Output is correct |
| 30 |
Correct |
11 ms |
492 KB |
Output is correct |
| 31 |
Correct |
10 ms |
492 KB |
Output is correct |
| 32 |
Correct |
11 ms |
364 KB |
Output is correct |
| 33 |
Correct |
16 ms |
492 KB |
Output is correct |
| 34 |
Correct |
21 ms |
492 KB |
Output is correct |
| 35 |
Correct |
17 ms |
492 KB |
Output is correct |
| 36 |
Correct |
14 ms |
492 KB |
Output is correct |
| 37 |
Correct |
11 ms |
492 KB |
Output is correct |
| 38 |
Correct |
13 ms |
492 KB |
Output is correct |
| 39 |
Correct |
12 ms |
492 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
756 ms |
876 KB |
Output is correct |
| 2 |
Correct |
972 ms |
876 KB |
Output is correct |
| 3 |
Correct |
926 ms |
788 KB |
Output is correct |
| 4 |
Correct |
1104 ms |
1132 KB |
Output is correct |
| 5 |
Correct |
992 ms |
1132 KB |
Output is correct |
| 6 |
Correct |
744 ms |
1004 KB |
Output is correct |
| 7 |
Correct |
896 ms |
876 KB |
Output is correct |
| 8 |
Correct |
988 ms |
740 KB |
Output is correct |
| 9 |
Correct |
944 ms |
976 KB |
Output is correct |
| 10 |
Correct |
909 ms |
1008 KB |
Output is correct |
| 11 |
Correct |
1010 ms |
876 KB |
Output is correct |
| 12 |
Correct |
1000 ms |
1048 KB |
Output is correct |
| 13 |
Correct |
1140 ms |
1232 KB |
Output is correct |
| 14 |
Correct |
956 ms |
972 KB |
Output is correct |
| 15 |
Correct |
996 ms |
1100 KB |
Output is correct |
| 16 |
Correct |
996 ms |
1052 KB |
Output is correct |
| 17 |
Correct |
879 ms |
748 KB |
Output is correct |
| 18 |
Correct |
1059 ms |
1132 KB |
Output is correct |
| 19 |
Correct |
894 ms |
1004 KB |
Output is correct |
| 20 |
Correct |
1212 ms |
1260 KB |
Output is correct |
| 21 |
Correct |
1094 ms |
1024 KB |
Output is correct |
| 22 |
Correct |
1138 ms |
968 KB |
Output is correct |
| 23 |
Correct |
978 ms |
1048 KB |
Output is correct |
| 24 |
Correct |
1036 ms |
1132 KB |
Output is correct |
| 25 |
Correct |
994 ms |
876 KB |
Output is correct |
| 26 |
Correct |
985 ms |
1260 KB |
Output is correct |
| 27 |
Correct |
963 ms |
1004 KB |
Output is correct |
| 28 |
Correct |
1159 ms |
876 KB |
Output is correct |
| 29 |
Correct |
838 ms |
1004 KB |
Output is correct |
| 30 |
Correct |
904 ms |
1080 KB |
Output is correct |
| 31 |
Correct |
1008 ms |
888 KB |
Output is correct |
| 32 |
Correct |
986 ms |
1132 KB |
Output is correct |
| 33 |
Correct |
997 ms |
1304 KB |
Output is correct |
| 34 |
Correct |
10 ms |
492 KB |
Output is correct |
| 35 |
Correct |
10 ms |
492 KB |
Output is correct |
| 36 |
Correct |
12 ms |
492 KB |
Output is correct |
| 37 |
Correct |
11 ms |
492 KB |
Output is correct |
| 38 |
Correct |
10 ms |
492 KB |
Output is correct |
| 39 |
Correct |
11 ms |
492 KB |
Output is correct |
| 40 |
Correct |
19 ms |
492 KB |
Output is correct |
| 41 |
Correct |
19 ms |
492 KB |
Output is correct |
| 42 |
Correct |
17 ms |
492 KB |
Output is correct |
| 43 |
Correct |
13 ms |
492 KB |
Output is correct |
| 44 |
Correct |
12 ms |
492 KB |
Output is correct |
| 45 |
Correct |
14 ms |
492 KB |
Output is correct |
| 46 |
Correct |
10 ms |
492 KB |
Output is correct |
| 47 |
Correct |
1 ms |
364 KB |
Output is correct |
| 48 |
Correct |
1 ms |
364 KB |
Output is correct |
| 49 |
Correct |
1 ms |
364 KB |
Output is correct |
| 50 |
Correct |
1 ms |
364 KB |
Output is correct |
| 51 |
Correct |
1 ms |
364 KB |
Output is correct |
| 52 |
Correct |
1 ms |
364 KB |
Output is correct |
| 53 |
Correct |
1 ms |
364 KB |
Output is correct |
| 54 |
Correct |
1 ms |
364 KB |
Output is correct |
| 55 |
Correct |
1 ms |
364 KB |
Output is correct |
| 56 |
Correct |
1 ms |
364 KB |
Output is correct |
| 57 |
Correct |
1 ms |
364 KB |
Output is correct |
| 58 |
Correct |
1 ms |
364 KB |
Output is correct |
| 59 |
Correct |
1 ms |
364 KB |
Output is correct |
| 60 |
Correct |
0 ms |
364 KB |
Output is correct |
| 61 |
Correct |
0 ms |
364 KB |
Output is correct |
| 62 |
Correct |
1 ms |
364 KB |
Output is correct |
| 63 |
Correct |
0 ms |
364 KB |
Output is correct |
| 64 |
Correct |
0 ms |
364 KB |
Output is correct |
| 65 |
Correct |
0 ms |
364 KB |
Output is correct |
| 66 |
Correct |
0 ms |
364 KB |
Output is correct |
| 67 |
Correct |
1 ms |
364 KB |
Output is correct |
| 68 |
Correct |
1 ms |
364 KB |
Output is correct |
| 69 |
Correct |
1 ms |
364 KB |
Output is correct |
| 70 |
Correct |
1 ms |
364 KB |
Output is correct |
| 71 |
Correct |
1 ms |
364 KB |
Output is correct |
| 72 |
Correct |
0 ms |
364 KB |
Output is correct |
