#include "garden.h"
#include "gardenlib.h"
#include<bits/stdc++.h>
using namespace std;
const long long inf = (long long) 1e18 + 10;
const int inf1 = (int) 1e9 + 10;
#define int long long
#define dbl long double
#define endl '\n'
#define sc second
#define fr first
#define mp make_pair
#define pb push_back
#define all(x) x.begin(), x.end()
const int maxn = 4e5+10;
int n, mark[maxn], p[maxn], ordc[maxn], nx[maxn], disp[maxn], szc[maxn];
vector<pair<int,int>> g[maxn];
void dfsc(int v, int ini) {
p[v] = v;
disp[v] = 0;
if(nx[v] == ini) {
szc[mark[v]] = ordc[v]+1;
return;
}
ordc[nx[v]] = ordc[v]+1;
dfsc(nx[v],ini);
}
void dfs(int v, int cur) {
mark[v] = cur;
if(mark[nx[v]] == cur) {
//temos um ciclo
ordc[nx[v]] = 0;
dfsc(nx[v],nx[v]);
return;
}
else if(mark[nx[v]] == -1){
dfs(nx[v],cur);
}
if(p[v] == -1) {
disp[v] = disp[nx[v]]+1;
p[v] = p[nx[v]];
}
}
void count_routes(int32_t N, int32_t M, int32_t P, int32_t R[][2], int32_t Q, int32_t G[]) {
n = N;
for(int i = 0; i < M; i++) {
g[R[i][0]].pb(mp(i,R[i][1]));
g[R[i][1]].pb(mp(i,R[i][0]));
}
for(int i = 0; i < 2*n; i++) {
nx[i] = i;
}
for(int i = 0; i < n; i++)
sort(all(g[i]));
for(int i = 0; i < n; i++) {
if(g[i].size() == 0) continue;
nx[i] = g[i][0].sc;
if(g[nx[i]][0].sc == i)
nx[i]+= n;
if(g[i].size() == 1)
nx[i+n] = g[i][0].sc;
else
nx[i+n] = g[i][1].sc;
if(g[nx[i+n]][0].sc == i)
nx[i+n]+= n;
// cout << i << " " << nx[i] << " " << nx[i+n] << endl;
}
for(int i = 0; i < 2*n; i++) {
// cout << i << " " << nx[i] << endl;
p[i] = -1;
mark[i] = -1;
ordc[i] = -1;
}
for(int i = 0; i < 2*n; i++) {
if(nx[i] == i) continue;
if(mark[i] == -1) {
dfs(i,i);
}
}
// for(int i = 0; i < 2*n; i++) {
// cout << i << " " << p[i] << " " << disp[i] << endl;
// }
for(int j = 0; j < Q; j++) {
int ans = 0;
for(int i = 0; i < n; i++) {
if(nx[i] == i) continue;
int k = G[j];
int v = i;
if(P != p[P]) {
if(p[v] == p[P] && k == disp[v]-disp[P])
ans++;
}
else {
if(mark[p[v]] == mark[P] && k >= disp[v] && (ordc[p[v]]+k-disp[v])%szc[mark[p[v]]] == ordc[P])
ans++;
//vai k pra frente de
}
P+= n;
if(P != p[P]) {
if(p[v] == p[P] && k == disp[v]-disp[P])
ans++;
}
else {
if(mark[p[v]] == mark[P] && k >= disp[v] && (ordc[p[v]]+k-disp[v])%szc[mark[p[v]]] == ordc[p[P]])
ans++;
//vai k pra frente de
}
P-= n;
}
answer(ans);
// cout << ans << endl;
}
}
// int32_t main() {
// ios::sync_with_stdio(false); cin.tie(0);
// freopen("in.in", "r", stdin);
// // freopen("out.out", "w", stdout);
// int32_t N, M, P;
// cin >> N >> M >> P;
// int32_t R[M][2];
// for(int i = 0; i < M; i++) {
// cin >> R[i][0] >> R[i][1];
// }
// int32_t Q; cin >> Q;
// int32_t G[Q];
// for(int i = 0; i < Q; i++) {
// cin >> G[i];
// }
// count_routes(N,M,P,R,Q,G);
// }
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
6 ms |
9892 KB |
Output is correct |
2 |
Correct |
6 ms |
9812 KB |
Output is correct |
3 |
Correct |
6 ms |
9812 KB |
Output is correct |
4 |
Correct |
6 ms |
9748 KB |
Output is correct |
5 |
Correct |
5 ms |
9704 KB |
Output is correct |
6 |
Correct |
6 ms |
9940 KB |
Output is correct |
7 |
Correct |
6 ms |
9684 KB |
Output is correct |
8 |
Correct |
5 ms |
9836 KB |
Output is correct |
9 |
Correct |
7 ms |
10356 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
6 ms |
9892 KB |
Output is correct |
2 |
Correct |
6 ms |
9812 KB |
Output is correct |
3 |
Correct |
6 ms |
9812 KB |
Output is correct |
4 |
Correct |
6 ms |
9748 KB |
Output is correct |
5 |
Correct |
5 ms |
9704 KB |
Output is correct |
6 |
Correct |
6 ms |
9940 KB |
Output is correct |
7 |
Correct |
6 ms |
9684 KB |
Output is correct |
8 |
Correct |
5 ms |
9836 KB |
Output is correct |
9 |
Correct |
7 ms |
10356 KB |
Output is correct |
10 |
Correct |
5 ms |
9684 KB |
Output is correct |
11 |
Correct |
17 ms |
13268 KB |
Output is correct |
12 |
Correct |
25 ms |
16636 KB |
Output is correct |
13 |
Correct |
36 ms |
27284 KB |
Output is correct |
14 |
Correct |
76 ms |
29928 KB |
Output is correct |
15 |
Correct |
77 ms |
30436 KB |
Output is correct |
16 |
Correct |
66 ms |
26308 KB |
Output is correct |
17 |
Correct |
66 ms |
25000 KB |
Output is correct |
18 |
Correct |
28 ms |
16344 KB |
Output is correct |
19 |
Correct |
71 ms |
29524 KB |
Output is correct |
20 |
Correct |
89 ms |
30148 KB |
Output is correct |
21 |
Correct |
69 ms |
25940 KB |
Output is correct |
22 |
Correct |
68 ms |
24588 KB |
Output is correct |
23 |
Correct |
73 ms |
31180 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
6 ms |
9892 KB |
Output is correct |
2 |
Correct |
6 ms |
9812 KB |
Output is correct |
3 |
Correct |
6 ms |
9812 KB |
Output is correct |
4 |
Correct |
6 ms |
9748 KB |
Output is correct |
5 |
Correct |
5 ms |
9704 KB |
Output is correct |
6 |
Correct |
6 ms |
9940 KB |
Output is correct |
7 |
Correct |
6 ms |
9684 KB |
Output is correct |
8 |
Correct |
5 ms |
9836 KB |
Output is correct |
9 |
Correct |
7 ms |
10356 KB |
Output is correct |
10 |
Correct |
5 ms |
9684 KB |
Output is correct |
11 |
Correct |
17 ms |
13268 KB |
Output is correct |
12 |
Correct |
25 ms |
16636 KB |
Output is correct |
13 |
Correct |
36 ms |
27284 KB |
Output is correct |
14 |
Correct |
76 ms |
29928 KB |
Output is correct |
15 |
Correct |
77 ms |
30436 KB |
Output is correct |
16 |
Correct |
66 ms |
26308 KB |
Output is correct |
17 |
Correct |
66 ms |
25000 KB |
Output is correct |
18 |
Correct |
28 ms |
16344 KB |
Output is correct |
19 |
Correct |
71 ms |
29524 KB |
Output is correct |
20 |
Correct |
89 ms |
30148 KB |
Output is correct |
21 |
Correct |
69 ms |
25940 KB |
Output is correct |
22 |
Correct |
68 ms |
24588 KB |
Output is correct |
23 |
Correct |
73 ms |
31180 KB |
Output is correct |
24 |
Correct |
6 ms |
9684 KB |
Output is correct |
25 |
Correct |
131 ms |
13332 KB |
Output is correct |
26 |
Correct |
184 ms |
16596 KB |
Output is correct |
27 |
Correct |
2226 ms |
27308 KB |
Output is correct |
28 |
Correct |
1100 ms |
29744 KB |
Output is correct |
29 |
Correct |
2541 ms |
30188 KB |
Output is correct |
30 |
Correct |
1396 ms |
26300 KB |
Output is correct |
31 |
Correct |
1451 ms |
25144 KB |
Output is correct |
32 |
Incorrect |
275 ms |
16588 KB |
Output isn't correct |
33 |
Halted |
0 ms |
0 KB |
- |