#include "game.h"
#include <bits/stdc++.h>
using namespace std;
const int maxN = 3e5 + 20;
int block;
int max_in[maxN];
int min_out[maxN];
vector<int> adj1[maxN];
vector<int> adj2[maxN];
bool done = false;
int n, k;
void init(int _n, int _k) {
n = _n;
k = _k;
block = sqrt(k);
for (int i = 0; i < k; i++) {
max_in[i] = i - 1;
min_out[i] = i;
}
for (int i = k; i < n; i++) {
max_in[i] = -1;
min_out[i] = k;
}
}
void update_in(int u, int val);
void update_out(int u, int val);
void update_in(int u, int val) {
if (done) {
return;
}
if (val <= max_in[u]) {
return;
}
bool update = ((max_in[u] / block) < (val / block) || (max_in[u] / block) == (min_out[u] / block));
max_in[u] = val;
if (max_in[u] >= min_out[u]) {
done = true;
return;
}
if (update) {
for (auto v: adj1[u]) {
update_in(v, max_in[u]);
}
for (auto v: adj2[u]) {
update_out(v, min_out[u]);
}
}
}
void update_out(int u, int val) {
if (done) {
return;
}
if (val >= min_out[u]) {
return;
}
bool update = ((min_out[u] / block) > (val / block) || (max_in[u] / block) == (min_out[u] / block));
min_out[u] = val;
if (max_in[u] >= min_out[u]) {
done = true;
return;
}
if (update) {
for (auto v: adj1[u]) {
update_in(v, max_in[u]);
}
for (auto v: adj2[u]) {
update_out(v, min_out[u]);
}
}
}
int add_teleporter(int u, int v) {
update_in(v, max(max_in[u], (u < k ? u : -1)));
update_out(u, min_out[v]);
adj1[u].push_back(v);
adj2[v].push_back(u);
return done;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
7 ms |
14288 KB |
Output is correct |
| 2 |
Correct |
9 ms |
14288 KB |
Output is correct |
| 3 |
Correct |
8 ms |
14388 KB |
Output is correct |
| 4 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 5 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 6 |
Correct |
9 ms |
14412 KB |
Output is correct |
| 7 |
Correct |
8 ms |
14404 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
7 ms |
14288 KB |
Output is correct |
| 2 |
Correct |
9 ms |
14288 KB |
Output is correct |
| 3 |
Correct |
8 ms |
14388 KB |
Output is correct |
| 4 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 5 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 6 |
Correct |
9 ms |
14412 KB |
Output is correct |
| 7 |
Correct |
8 ms |
14404 KB |
Output is correct |
| 8 |
Correct |
9 ms |
14288 KB |
Output is correct |
| 9 |
Correct |
9 ms |
14416 KB |
Output is correct |
| 10 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 11 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 12 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 13 |
Correct |
8 ms |
14380 KB |
Output is correct |
| 14 |
Correct |
8 ms |
14380 KB |
Output is correct |
| 15 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 16 |
Correct |
7 ms |
14288 KB |
Output is correct |
| 17 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 18 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 19 |
Correct |
8 ms |
14288 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
7 ms |
14288 KB |
Output is correct |
| 2 |
Correct |
9 ms |
14288 KB |
Output is correct |
| 3 |
Correct |
8 ms |
14388 KB |
Output is correct |
| 4 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 5 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 6 |
Correct |
9 ms |
14412 KB |
Output is correct |
| 7 |
Correct |
8 ms |
14404 KB |
Output is correct |
| 8 |
Correct |
9 ms |
14288 KB |
Output is correct |
| 9 |
Correct |
9 ms |
14416 KB |
Output is correct |
| 10 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 11 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 12 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 13 |
Correct |
8 ms |
14380 KB |
Output is correct |
| 14 |
Correct |
8 ms |
14380 KB |
Output is correct |
| 15 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 16 |
Correct |
7 ms |
14288 KB |
Output is correct |
| 17 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 18 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 19 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 20 |
Correct |
10 ms |
14420 KB |
Output is correct |
| 21 |
Correct |
8 ms |
14416 KB |
Output is correct |
| 22 |
Correct |
8 ms |
14416 KB |
Output is correct |
| 23 |
Correct |
9 ms |
14416 KB |
Output is correct |
| 24 |
Correct |
8 ms |
14416 KB |
Output is correct |
| 25 |
Correct |
10 ms |
14456 KB |
Output is correct |
| 26 |
Correct |
10 ms |
14416 KB |
Output is correct |
| 27 |
Correct |
10 ms |
14416 KB |
Output is correct |
| 28 |
Correct |
9 ms |
14340 KB |
Output is correct |
| 29 |
Correct |
10 ms |
14544 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
7 ms |
14288 KB |
Output is correct |
| 2 |
Correct |
9 ms |
14288 KB |
Output is correct |
| 3 |
Correct |
8 ms |
14388 KB |
Output is correct |
| 4 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 5 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 6 |
Correct |
9 ms |
14412 KB |
Output is correct |
| 7 |
Correct |
8 ms |
14404 KB |
Output is correct |
| 8 |
Correct |
9 ms |
14288 KB |
Output is correct |
| 9 |
Correct |
9 ms |
14416 KB |
Output is correct |
| 10 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 11 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 12 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 13 |
Correct |
8 ms |
14380 KB |
Output is correct |
| 14 |
Correct |
8 ms |
14380 KB |
Output is correct |
| 15 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 16 |
Correct |
7 ms |
14288 KB |
Output is correct |
| 17 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 18 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 19 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 20 |
Correct |
10 ms |
14420 KB |
Output is correct |
| 21 |
Correct |
8 ms |
14416 KB |
Output is correct |
| 22 |
Correct |
8 ms |
14416 KB |
Output is correct |
| 23 |
Correct |
9 ms |
14416 KB |
Output is correct |
| 24 |
Correct |
8 ms |
14416 KB |
Output is correct |
| 25 |
Correct |
10 ms |
14456 KB |
Output is correct |
| 26 |
Correct |
10 ms |
14416 KB |
Output is correct |
| 27 |
Correct |
10 ms |
14416 KB |
Output is correct |
| 28 |
Correct |
9 ms |
14340 KB |
Output is correct |
| 29 |
Correct |
10 ms |
14544 KB |
Output is correct |
| 30 |
Correct |
28 ms |
15680 KB |
Output is correct |
| 31 |
Correct |
12 ms |
14928 KB |
Output is correct |
| 32 |
Correct |
30 ms |
16708 KB |
Output is correct |
| 33 |
Correct |
24 ms |
16472 KB |
Output is correct |
| 34 |
Correct |
101 ms |
20052 KB |
Output is correct |
| 35 |
Correct |
51 ms |
17660 KB |
Output is correct |
| 36 |
Correct |
46 ms |
16468 KB |
Output is correct |
| 37 |
Correct |
34 ms |
16372 KB |
Output is correct |
| 38 |
Correct |
37 ms |
16152 KB |
Output is correct |
| 39 |
Correct |
49 ms |
16248 KB |
Output is correct |
| 40 |
Correct |
104 ms |
19872 KB |
Output is correct |
| 41 |
Correct |
55 ms |
17192 KB |
Output is correct |
| 42 |
Correct |
49 ms |
16872 KB |
Output is correct |
| 43 |
Correct |
45 ms |
17452 KB |
Output is correct |
| 44 |
Correct |
105 ms |
18156 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
7 ms |
14288 KB |
Output is correct |
| 2 |
Correct |
9 ms |
14288 KB |
Output is correct |
| 3 |
Correct |
8 ms |
14388 KB |
Output is correct |
| 4 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 5 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 6 |
Correct |
9 ms |
14412 KB |
Output is correct |
| 7 |
Correct |
8 ms |
14404 KB |
Output is correct |
| 8 |
Correct |
9 ms |
14288 KB |
Output is correct |
| 9 |
Correct |
9 ms |
14416 KB |
Output is correct |
| 10 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 11 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 12 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 13 |
Correct |
8 ms |
14380 KB |
Output is correct |
| 14 |
Correct |
8 ms |
14380 KB |
Output is correct |
| 15 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 16 |
Correct |
7 ms |
14288 KB |
Output is correct |
| 17 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 18 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 19 |
Correct |
8 ms |
14288 KB |
Output is correct |
| 20 |
Correct |
10 ms |
14420 KB |
Output is correct |
| 21 |
Correct |
8 ms |
14416 KB |
Output is correct |
| 22 |
Correct |
8 ms |
14416 KB |
Output is correct |
| 23 |
Correct |
9 ms |
14416 KB |
Output is correct |
| 24 |
Correct |
8 ms |
14416 KB |
Output is correct |
| 25 |
Correct |
10 ms |
14456 KB |
Output is correct |
| 26 |
Correct |
10 ms |
14416 KB |
Output is correct |
| 27 |
Correct |
10 ms |
14416 KB |
Output is correct |
| 28 |
Correct |
9 ms |
14340 KB |
Output is correct |
| 29 |
Correct |
10 ms |
14544 KB |
Output is correct |
| 30 |
Correct |
28 ms |
15680 KB |
Output is correct |
| 31 |
Correct |
12 ms |
14928 KB |
Output is correct |
| 32 |
Correct |
30 ms |
16708 KB |
Output is correct |
| 33 |
Correct |
24 ms |
16472 KB |
Output is correct |
| 34 |
Correct |
101 ms |
20052 KB |
Output is correct |
| 35 |
Correct |
51 ms |
17660 KB |
Output is correct |
| 36 |
Correct |
46 ms |
16468 KB |
Output is correct |
| 37 |
Correct |
34 ms |
16372 KB |
Output is correct |
| 38 |
Correct |
37 ms |
16152 KB |
Output is correct |
| 39 |
Correct |
49 ms |
16248 KB |
Output is correct |
| 40 |
Correct |
104 ms |
19872 KB |
Output is correct |
| 41 |
Correct |
55 ms |
17192 KB |
Output is correct |
| 42 |
Correct |
49 ms |
16872 KB |
Output is correct |
| 43 |
Correct |
45 ms |
17452 KB |
Output is correct |
| 44 |
Correct |
105 ms |
18156 KB |
Output is correct |
| 45 |
Correct |
236 ms |
28048 KB |
Output is correct |
| 46 |
Correct |
14 ms |
17104 KB |
Output is correct |
| 47 |
Correct |
13 ms |
16996 KB |
Output is correct |
| 48 |
Correct |
340 ms |
43436 KB |
Output is correct |
| 49 |
Correct |
263 ms |
35460 KB |
Output is correct |
| 50 |
Execution timed out |
4018 ms |
36920 KB |
Time limit exceeded |
| 51 |
Halted |
0 ms |
0 KB |
- |
