#include "bulb.h"
#include <vector>
#include <iostream>
using namespace std;
int pl[300009], st[300009];
bool d[300009];
std::vector<int> l, r;
void dp(int n)
{
if (pl[n] != 0) return;
st[n] = 1;
if (l[n] < 0) pl[n] = l[n];
else {
dp(l[n]);
pl[n] = pl[l[n]];
st[n] += st[l[n]];
}
if (r[n] >= 0) {
dp(r[n]);
st[n] += st[r[n]];
}
if ((l[n] >= 0 && d[l[n]]) || (r[n] == -2 || (r[n] >= 0 && pl[r[n]] == -2))) d[n] = true;
else d[n] = false;
}
int FindWinner(int T, std::vector<int> L, std::vector<int> R){
int N = L.size();
l = L; r = R;
int rt = 0;
for (int i = 0; i < N; i++)
if (pl[i] == 0) {
dp(i);
rt = i;
}
int hn = rt;
while (hn >= 0)
hn = l[hn];
if (hn == -2) return 0;
hn = rt;
int sp = 0;
while (hn >= 0) {
int ts = sp;
if (l[hn] >= 0) ts += st[l[hn]];
bool f = true;
if (ts != 0 && (r[hn] == -2 || (r[hn] >= 0 && pl[r[hn]] == -2))) f = false;
if (r[hn] >= 0 && d[r[hn]]) f = false;
if (f) return 1;
if (r[hn] == -2 || (r[hn] >= 0 && pl[r[hn]] == -2)) return 0;
if (r[hn] >= 0) sp += st[r[hn]];
hn = l[hn];
}
return (sp != 0);
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
348 KB |
Output is correct |
| 2 |
Correct |
2 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
376 KB |
Output is correct |
| 4 |
Correct |
2 ms |
348 KB |
Output is correct |
| 5 |
Correct |
2 ms |
376 KB |
Output is correct |
| 6 |
Correct |
2 ms |
376 KB |
Output is correct |
| 7 |
Correct |
2 ms |
376 KB |
Output is correct |
| 8 |
Correct |
2 ms |
376 KB |
Output is correct |
| 9 |
Correct |
2 ms |
352 KB |
Output is correct |
| 10 |
Correct |
2 ms |
376 KB |
Output is correct |
| 11 |
Correct |
2 ms |
380 KB |
Output is correct |
| 12 |
Correct |
2 ms |
380 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
256 KB |
Output is correct |
| 3 |
Correct |
2 ms |
348 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 KB |
Output is correct |
| 5 |
Correct |
2 ms |
376 KB |
Output is correct |
| 6 |
Correct |
2 ms |
348 KB |
Output is correct |
| 7 |
Correct |
2 ms |
376 KB |
Output is correct |
| 8 |
Correct |
2 ms |
376 KB |
Output is correct |
| 9 |
Correct |
2 ms |
376 KB |
Output is correct |
| 10 |
Correct |
2 ms |
376 KB |
Output is correct |
| 11 |
Correct |
2 ms |
352 KB |
Output is correct |
| 12 |
Correct |
2 ms |
376 KB |
Output is correct |
| 13 |
Correct |
2 ms |
380 KB |
Output is correct |
| 14 |
Correct |
2 ms |
380 KB |
Output is correct |
| 15 |
Correct |
2 ms |
376 KB |
Output is correct |
| 16 |
Correct |
2 ms |
384 KB |
Output is correct |
| 17 |
Correct |
2 ms |
292 KB |
Output is correct |
| 18 |
Correct |
2 ms |
376 KB |
Output is correct |
| 19 |
Correct |
2 ms |
376 KB |
Output is correct |
| 20 |
Correct |
2 ms |
376 KB |
Output is correct |
| 21 |
Correct |
2 ms |
376 KB |
Output is correct |
| 22 |
Correct |
2 ms |
376 KB |
Output is correct |
| 23 |
Correct |
2 ms |
376 KB |
Output is correct |
| 24 |
Correct |
3 ms |
376 KB |
Output is correct |
| 25 |
Correct |
2 ms |
376 KB |
Output is correct |
| 26 |
Correct |
2 ms |
376 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
256 KB |
Output is correct |
| 3 |
Correct |
2 ms |
348 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 KB |
Output is correct |
| 5 |
Correct |
2 ms |
376 KB |
Output is correct |
| 6 |
Correct |
2 ms |
348 KB |
Output is correct |
| 7 |
Correct |
2 ms |
376 KB |
Output is correct |
| 8 |
Correct |
2 ms |
376 KB |
Output is correct |
| 9 |
Correct |
2 ms |
376 KB |
Output is correct |
| 10 |
Correct |
2 ms |
376 KB |
Output is correct |
| 11 |
Correct |
2 ms |
352 KB |
Output is correct |
| 12 |
Correct |
2 ms |
376 KB |
Output is correct |
| 13 |
Correct |
2 ms |
380 KB |
Output is correct |
| 14 |
Correct |
2 ms |
380 KB |
Output is correct |
| 15 |
Correct |
2 ms |
376 KB |
Output is correct |
| 16 |
Correct |
2 ms |
384 KB |
Output is correct |
| 17 |
Correct |
2 ms |
292 KB |
Output is correct |
| 18 |
Correct |
2 ms |
376 KB |
Output is correct |
| 19 |
Correct |
2 ms |
376 KB |
Output is correct |
| 20 |
Correct |
2 ms |
376 KB |
Output is correct |
| 21 |
Correct |
2 ms |
376 KB |
Output is correct |
| 22 |
Correct |
2 ms |
376 KB |
Output is correct |
| 23 |
Correct |
2 ms |
376 KB |
Output is correct |
| 24 |
Correct |
3 ms |
376 KB |
Output is correct |
| 25 |
Correct |
2 ms |
376 KB |
Output is correct |
| 26 |
Correct |
2 ms |
376 KB |
Output is correct |
| 27 |
Correct |
89 ms |
10016 KB |
Output is correct |
| 28 |
Correct |
87 ms |
10024 KB |
Output is correct |
| 29 |
Correct |
89 ms |
10016 KB |
Output is correct |
| 30 |
Correct |
97 ms |
19492 KB |
Output is correct |
| 31 |
Correct |
100 ms |
19360 KB |
Output is correct |
| 32 |
Correct |
90 ms |
10016 KB |
Output is correct |
| 33 |
Correct |
89 ms |
10020 KB |
Output is correct |
| 34 |
Correct |
91 ms |
10020 KB |
Output is correct |
| 35 |
Correct |
90 ms |
9952 KB |
Output is correct |
| 36 |
Correct |
91 ms |
10020 KB |
Output is correct |
| 37 |
Correct |
89 ms |
9948 KB |
Output is correct |
| 38 |
Correct |
89 ms |
10056 KB |
Output is correct |
| 39 |
Correct |
89 ms |
9948 KB |
Output is correct |
| 40 |
Correct |
91 ms |
9964 KB |
Output is correct |
| 41 |
Correct |
90 ms |
9976 KB |
Output is correct |
| 42 |
Correct |
90 ms |
10016 KB |
Output is correct |
| 43 |
Correct |
91 ms |
9948 KB |
Output is correct |
| 44 |
Correct |
91 ms |
9976 KB |
Output is correct |
| 45 |
Correct |
90 ms |
10032 KB |
Output is correct |
| 46 |
Correct |
90 ms |
10016 KB |
Output is correct |
| 47 |
Correct |
92 ms |
12112 KB |
Output is correct |
| 48 |
Correct |
91 ms |
12024 KB |
Output is correct |
| 49 |
Correct |
92 ms |
12024 KB |
Output is correct |
| 50 |
Correct |
92 ms |
12124 KB |
Output is correct |
