// #pragma GCC optimize("Ofast,no-stack-protector,unroll-loops,fast-math")
// #pragma GCC target("avx,avx2,fma")
#include <bits/stdc++.h>
#define f first
#define s second
#define fore(i,a,b) for(int i = (a), ThxMK = (b); i < ThxMK; ++i)
#define pb push_back
#define all(s) begin(s), end(s)
#define _ ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define sz(s) int(s.size())
#define ENDL '\n'
using namespace std;
typedef long double ld;
typedef int lli;
typedef pair<lli,lli> ii;
typedef vector<lli> vi;
typedef vector<ii> vii;
#define deb(x) cout << #x": " << (x) << endl;
vector <vi> adj;
vi tk;
lli curVis = 0;
void dfs(lli u){
tk[u] = curVis++;
// cout << u << ' ';
for (auto & i : adj[u]){
if (tk[i] == -1) dfs(i);
}
}
vi label(lli n, lli k, vi u, vi v){
adj.resize(n + 5);
for (auto &i : adj) i.clear();
tk.resize(n);
for (auto &i : tk) i = -1ll;
curVis = 0;
fore(i,0,n-1){
adj[u[i]].pb(v[i]);
adj[v[i]].pb(u[i]);
// cout << u[i] << ' ' << v[i] << ENDL;
}
lli lst = 0;
fore(i,0,n) if (sz(adj[i]) == 1) lst = i;
// fore(i,0,n) cout << i << ": " << sz(adj[i]) << ENDL;
dfs(lst); // cout << ENDL;
return tk;
}
lli find_next_station(lli s, lli t, vi c){
if (t > s) return s + 1;
return s - 1;
}
// int main(){ _
// // freopen("file.in","r",stdin);
// // freopen("file.out","w",stdout);
// vector<vi> vv;
// lli t; cin >> t;
// while (t--){
// lli n, k; cin >> n >> k;
// vi a(n-1); vi b(n-1);
// fore(i,0,n-1) cin >> a[i] >> b[i];
// vi v = label(n, k, a, b);
// for (auto & i : v) cout << i << ' '; cout << ENDL;
// vv.pb(v);
// }
// return 0;
// }
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
331 ms |
884 KB |
Output is correct |
2 |
Correct |
294 ms |
896 KB |
Output is correct |
3 |
Correct |
585 ms |
856 KB |
Output is correct |
4 |
Correct |
429 ms |
684 KB |
Output is correct |
5 |
Correct |
340 ms |
684 KB |
Output is correct |
6 |
Correct |
287 ms |
876 KB |
Output is correct |
7 |
Correct |
336 ms |
684 KB |
Output is correct |
8 |
Correct |
1 ms |
768 KB |
Output is correct |
9 |
Correct |
3 ms |
768 KB |
Output is correct |
10 |
Correct |
0 ms |
764 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
294 ms |
860 KB |
Wrong query response. |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
332 ms |
908 KB |
Output is correct |
2 |
Correct |
282 ms |
896 KB |
Output is correct |
3 |
Correct |
549 ms |
684 KB |
Output is correct |
4 |
Correct |
421 ms |
684 KB |
Output is correct |
5 |
Correct |
374 ms |
684 KB |
Output is correct |
6 |
Correct |
273 ms |
880 KB |
Output is correct |
7 |
Correct |
312 ms |
684 KB |
Output is correct |
8 |
Correct |
2 ms |
764 KB |
Output is correct |
9 |
Correct |
2 ms |
768 KB |
Output is correct |
10 |
Correct |
0 ms |
768 KB |
Output is correct |
11 |
Incorrect |
378 ms |
680 KB |
Wrong query response. |
12 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
587 ms |
944 KB |
Output is correct |
2 |
Correct |
413 ms |
684 KB |
Output is correct |
3 |
Correct |
372 ms |
684 KB |
Output is correct |
4 |
Correct |
2 ms |
764 KB |
Output is correct |
5 |
Correct |
2 ms |
768 KB |
Output is correct |
6 |
Correct |
0 ms |
768 KB |
Output is correct |
7 |
Incorrect |
357 ms |
684 KB |
Wrong query response. |
8 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
329 ms |
908 KB |
Output is correct |
2 |
Correct |
321 ms |
888 KB |
Output is correct |
3 |
Correct |
570 ms |
684 KB |
Output is correct |
4 |
Correct |
432 ms |
684 KB |
Output is correct |
5 |
Correct |
363 ms |
684 KB |
Output is correct |
6 |
Correct |
285 ms |
892 KB |
Output is correct |
7 |
Correct |
281 ms |
684 KB |
Output is correct |
8 |
Correct |
2 ms |
764 KB |
Output is correct |
9 |
Correct |
2 ms |
764 KB |
Output is correct |
10 |
Correct |
0 ms |
768 KB |
Output is correct |
11 |
Incorrect |
300 ms |
860 KB |
Wrong query response. |
12 |
Halted |
0 ms |
0 KB |
- |