#include "train.h"
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<ll,ll> pii;
const int INF = 1e9+10;
const ll LINF = 1e18+10;
#define all(x) x.begin(), x.end()
#define sz(x) x.size()
#define mk make_pair
#define pb push_back
#define f first
#define s second
vector<int> who_wins(vector<int> a, vector<int> r, vector<int> u, vector<int> v) {
int n = sz(a), m = sz(u);
vector<int> ans(n,1), grau(n);
vector<vector<int>> edges(n);
for(int i = 0; i < m; i++)
edges[v[i]].pb(u[i]), grau[u[i]]++;
while(1) {
bool ok = 0;
vector<int> at_grau(n);
vector<bool> vis(n);
queue<int> fila;
for(int i = 0; i < n; i++) {
if(r[i] and ans[i]) fila.push(i);
at_grau[i] = grau[i];
}
while(!fila.empty()) {
int x = fila.front();
fila.pop();
if(vis[x]) continue;
vis[x] = 1;
for(int viz : edges[x]) {
at_grau[viz]--;
if(at_grau[viz] == 0 or a[viz]) fila.push(viz);
}
}
for(int i = 0; i < n; i++) {
if(ans[i] and !vis[i]) ok = 1;
if(!vis[i]) ans[i] = 0, fila.push(i);
at_grau[i] = grau[i];
vis[i] = 0;
}
while(!fila.empty()) {
int x = fila.front();
fila.pop();
if(vis[x]) continue;
if(ans[x]) ok = 1;
vis[x] = 1;
ans[x] = 0;
for(int viz : edges[x]) {
at_grau[viz]--;
if(at_grau[viz] == 0 or !a[viz]) fila.push(viz);
}
}
if(!ok) break;
}
return ans;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
4 ms |
860 KB |
Output is correct |
| 2 |
Correct |
4 ms |
860 KB |
Output is correct |
| 3 |
Correct |
4 ms |
856 KB |
Output is correct |
| 4 |
Correct |
4 ms |
876 KB |
Output is correct |
| 5 |
Correct |
4 ms |
860 KB |
Output is correct |
| 6 |
Correct |
5 ms |
860 KB |
Output is correct |
| 7 |
Correct |
4 ms |
860 KB |
Output is correct |
| 8 |
Correct |
4 ms |
860 KB |
Output is correct |
| 9 |
Correct |
4 ms |
860 KB |
Output is correct |
| 10 |
Correct |
4 ms |
856 KB |
Output is correct |
| 11 |
Correct |
3 ms |
860 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
600 KB |
Output is correct |
| 3 |
Correct |
0 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
0 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
344 KB |
Output is correct |
| 9 |
Correct |
0 ms |
344 KB |
Output is correct |
| 10 |
Correct |
1 ms |
348 KB |
Output is correct |
| 11 |
Correct |
0 ms |
348 KB |
Output is correct |
| 12 |
Correct |
1 ms |
432 KB |
Output is correct |
| 13 |
Correct |
1 ms |
348 KB |
Output is correct |
| 14 |
Correct |
1 ms |
344 KB |
Output is correct |
| 15 |
Correct |
0 ms |
348 KB |
Output is correct |
| 16 |
Correct |
0 ms |
412 KB |
Output is correct |
| 17 |
Correct |
1 ms |
344 KB |
Output is correct |
| 18 |
Correct |
0 ms |
344 KB |
Output is correct |
| 19 |
Correct |
0 ms |
348 KB |
Output is correct |
| 20 |
Correct |
0 ms |
348 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
90 ms |
1528 KB |
Output is correct |
| 2 |
Correct |
161 ms |
1372 KB |
Output is correct |
| 3 |
Correct |
257 ms |
1468 KB |
Output is correct |
| 4 |
Correct |
6 ms |
1372 KB |
Output is correct |
| 5 |
Correct |
6 ms |
1372 KB |
Output is correct |
| 6 |
Correct |
7 ms |
1216 KB |
Output is correct |
| 7 |
Correct |
5 ms |
1372 KB |
Output is correct |
| 8 |
Correct |
6 ms |
1372 KB |
Output is correct |
| 9 |
Correct |
5 ms |
1368 KB |
Output is correct |
| 10 |
Correct |
5 ms |
1372 KB |
Output is correct |
| 11 |
Correct |
7 ms |
1372 KB |
Output is correct |
| 12 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 13 |
Correct |
6 ms |
1368 KB |
Output is correct |
| 14 |
Correct |
6 ms |
1372 KB |
Output is correct |
| 15 |
Correct |
5 ms |
1372 KB |
Output is correct |
| 16 |
Correct |
5 ms |
1372 KB |
Output is correct |
| 17 |
Correct |
5 ms |
1372 KB |
Output is correct |
| 18 |
Correct |
285 ms |
1116 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
4 ms |
860 KB |
Output is correct |
| 2 |
Correct |
6 ms |
1112 KB |
Output is correct |
| 3 |
Correct |
6 ms |
1372 KB |
Output is correct |
| 4 |
Correct |
6 ms |
1448 KB |
Output is correct |
| 5 |
Correct |
5 ms |
1368 KB |
Output is correct |
| 6 |
Correct |
5 ms |
1372 KB |
Output is correct |
| 7 |
Correct |
6 ms |
1372 KB |
Output is correct |
| 8 |
Correct |
5 ms |
1372 KB |
Output is correct |
| 9 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 10 |
Correct |
5 ms |
1368 KB |
Output is correct |
| 11 |
Correct |
7 ms |
1372 KB |
Output is correct |
| 12 |
Correct |
5 ms |
1372 KB |
Output is correct |
| 13 |
Correct |
8 ms |
1368 KB |
Output is correct |
| 14 |
Correct |
5 ms |
1316 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
8 ms |
1140 KB |
Output is correct |
| 2 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 3 |
Correct |
6 ms |
1140 KB |
Output is correct |
| 4 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 5 |
Correct |
1 ms |
344 KB |
Output is correct |
| 6 |
Correct |
3 ms |
1112 KB |
Output is correct |
| 7 |
Correct |
4 ms |
860 KB |
Output is correct |
| 8 |
Correct |
4 ms |
956 KB |
Output is correct |
| 9 |
Correct |
4 ms |
956 KB |
Output is correct |
| 10 |
Correct |
1 ms |
600 KB |
Output is correct |
| 11 |
Correct |
4 ms |
860 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
4 ms |
860 KB |
Output is correct |
| 2 |
Correct |
4 ms |
860 KB |
Output is correct |
| 3 |
Correct |
4 ms |
856 KB |
Output is correct |
| 4 |
Correct |
4 ms |
876 KB |
Output is correct |
| 5 |
Correct |
4 ms |
860 KB |
Output is correct |
| 6 |
Correct |
5 ms |
860 KB |
Output is correct |
| 7 |
Correct |
4 ms |
860 KB |
Output is correct |
| 8 |
Correct |
4 ms |
860 KB |
Output is correct |
| 9 |
Correct |
4 ms |
860 KB |
Output is correct |
| 10 |
Correct |
4 ms |
856 KB |
Output is correct |
| 11 |
Correct |
3 ms |
860 KB |
Output is correct |
| 12 |
Correct |
1 ms |
348 KB |
Output is correct |
| 13 |
Correct |
0 ms |
600 KB |
Output is correct |
| 14 |
Correct |
0 ms |
348 KB |
Output is correct |
| 15 |
Correct |
0 ms |
348 KB |
Output is correct |
| 16 |
Correct |
0 ms |
348 KB |
Output is correct |
| 17 |
Correct |
0 ms |
348 KB |
Output is correct |
| 18 |
Correct |
0 ms |
348 KB |
Output is correct |
| 19 |
Correct |
0 ms |
344 KB |
Output is correct |
| 20 |
Correct |
0 ms |
344 KB |
Output is correct |
| 21 |
Correct |
1 ms |
348 KB |
Output is correct |
| 22 |
Correct |
0 ms |
348 KB |
Output is correct |
| 23 |
Correct |
1 ms |
432 KB |
Output is correct |
| 24 |
Correct |
1 ms |
348 KB |
Output is correct |
| 25 |
Correct |
1 ms |
344 KB |
Output is correct |
| 26 |
Correct |
0 ms |
348 KB |
Output is correct |
| 27 |
Correct |
0 ms |
412 KB |
Output is correct |
| 28 |
Correct |
1 ms |
344 KB |
Output is correct |
| 29 |
Correct |
0 ms |
344 KB |
Output is correct |
| 30 |
Correct |
0 ms |
348 KB |
Output is correct |
| 31 |
Correct |
0 ms |
348 KB |
Output is correct |
| 32 |
Correct |
90 ms |
1528 KB |
Output is correct |
| 33 |
Correct |
161 ms |
1372 KB |
Output is correct |
| 34 |
Correct |
257 ms |
1468 KB |
Output is correct |
| 35 |
Correct |
6 ms |
1372 KB |
Output is correct |
| 36 |
Correct |
6 ms |
1372 KB |
Output is correct |
| 37 |
Correct |
7 ms |
1216 KB |
Output is correct |
| 38 |
Correct |
5 ms |
1372 KB |
Output is correct |
| 39 |
Correct |
6 ms |
1372 KB |
Output is correct |
| 40 |
Correct |
5 ms |
1368 KB |
Output is correct |
| 41 |
Correct |
5 ms |
1372 KB |
Output is correct |
| 42 |
Correct |
7 ms |
1372 KB |
Output is correct |
| 43 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 44 |
Correct |
6 ms |
1368 KB |
Output is correct |
| 45 |
Correct |
6 ms |
1372 KB |
Output is correct |
| 46 |
Correct |
5 ms |
1372 KB |
Output is correct |
| 47 |
Correct |
5 ms |
1372 KB |
Output is correct |
| 48 |
Correct |
5 ms |
1372 KB |
Output is correct |
| 49 |
Correct |
285 ms |
1116 KB |
Output is correct |
| 50 |
Correct |
4 ms |
860 KB |
Output is correct |
| 51 |
Correct |
6 ms |
1112 KB |
Output is correct |
| 52 |
Correct |
6 ms |
1372 KB |
Output is correct |
| 53 |
Correct |
6 ms |
1448 KB |
Output is correct |
| 54 |
Correct |
5 ms |
1368 KB |
Output is correct |
| 55 |
Correct |
5 ms |
1372 KB |
Output is correct |
| 56 |
Correct |
6 ms |
1372 KB |
Output is correct |
| 57 |
Correct |
5 ms |
1372 KB |
Output is correct |
| 58 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 59 |
Correct |
5 ms |
1368 KB |
Output is correct |
| 60 |
Correct |
7 ms |
1372 KB |
Output is correct |
| 61 |
Correct |
5 ms |
1372 KB |
Output is correct |
| 62 |
Correct |
8 ms |
1368 KB |
Output is correct |
| 63 |
Correct |
5 ms |
1316 KB |
Output is correct |
| 64 |
Correct |
8 ms |
1140 KB |
Output is correct |
| 65 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 66 |
Correct |
6 ms |
1140 KB |
Output is correct |
| 67 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 68 |
Correct |
1 ms |
344 KB |
Output is correct |
| 69 |
Correct |
3 ms |
1112 KB |
Output is correct |
| 70 |
Correct |
4 ms |
860 KB |
Output is correct |
| 71 |
Correct |
4 ms |
956 KB |
Output is correct |
| 72 |
Correct |
4 ms |
956 KB |
Output is correct |
| 73 |
Correct |
1 ms |
600 KB |
Output is correct |
| 74 |
Correct |
4 ms |
860 KB |
Output is correct |
| 75 |
Correct |
103 ms |
1368 KB |
Output is correct |
| 76 |
Correct |
137 ms |
1428 KB |
Output is correct |
| 77 |
Correct |
212 ms |
1444 KB |
Output is correct |
| 78 |
Correct |
212 ms |
1372 KB |
Output is correct |
| 79 |
Correct |
215 ms |
1432 KB |
Output is correct |
| 80 |
Correct |
6 ms |
1368 KB |
Output is correct |
| 81 |
Correct |
8 ms |
1372 KB |
Output is correct |
| 82 |
Correct |
7 ms |
1624 KB |
Output is correct |
| 83 |
Correct |
6 ms |
1368 KB |
Output is correct |
| 84 |
Correct |
7 ms |
1368 KB |
Output is correct |
| 85 |
Correct |
8 ms |
1372 KB |
Output is correct |
| 86 |
Correct |
7 ms |
1360 KB |
Output is correct |
| 87 |
Correct |
8 ms |
1372 KB |
Output is correct |
| 88 |
Correct |
9 ms |
1372 KB |
Output is correct |
| 89 |
Correct |
6 ms |
1372 KB |
Output is correct |
| 90 |
Correct |
12 ms |
1436 KB |
Output is correct |
| 91 |
Correct |
11 ms |
1372 KB |
Output is correct |
| 92 |
Correct |
20 ms |
1352 KB |
Output is correct |
| 93 |
Correct |
20 ms |
1372 KB |
Output is correct |
| 94 |
Correct |
23 ms |
1372 KB |
Output is correct |
| 95 |
Correct |
23 ms |
1440 KB |
Output is correct |
| 96 |
Correct |
57 ms |
1320 KB |
Output is correct |
| 97 |
Correct |
368 ms |
1436 KB |
Output is correct |
| 98 |
Correct |
590 ms |
1372 KB |
Output is correct |
| 99 |
Correct |
674 ms |
1368 KB |
Output is correct |
| 100 |
Correct |
285 ms |
1368 KB |
Output is correct |
