#include "train.h"
#include <bits/stdc++.h>
using namespace std;
const int Nmax = 5005;
int n, m;
int cnt[Nmax], Sz[Nmax];
vector<int> ans, a, r, v, go[Nmax];
bool reach[Nmax];
void solve()
{
if(v.empty()) return;
queue<int> q;
for(auto node : v)
{
assert(Sz[node]);
assert(a[node] != -1);
if(r[node])
{
q.push(node);
reach[node] = 1;
}
else reach[node] = 0;
cnt[node] = 0;
}
while(q.size())
{
int node = q.front();
q.pop();
for(auto it : go[node])
if(a[it] != -1)
{
++cnt[it];
if( !reach[it] && ((a[it] && cnt[it] == 1) || (!a[it] && cnt[it] == Sz[it])) )
{
q.push(it);
reach[it] = 1;
}
}
}
int nr = 0;
for(auto it : v)
if(reach[it]) ++nr;
if(nr == v.size()) /// toate sunt castigatoare
{
for(auto it : v)
ans[it] = 1, a[it] = -1;
return;
}
for(auto node : v)
{
if(!reach[node])
{
q.push(node);
reach[node] = 1;
}
else reach[node] = 0;
cnt[node] = 0;
}
while(q.size())
{
int node = q.front();
q.pop();
for(auto it : go[node])
if(a[it] != -1)
{
++cnt[it];
if(!reach[it] && ((!a[it] && cnt[it] == 1) || (a[it] && cnt[it] == Sz[it]) ))
{
q.push(it);
reach[it] = 1;
}
}
}
vector<int> vv;
for(auto node : v)
if(reach[node]) /// it este pierzator si il scot
{
for(auto it : go[node])
--Sz[it];
a[node] = -1;
}
else vv.push_back(node);
swap(v, vv);
solve();
}
vector<int> who_wins(vector<int> A, vector<int> R, vector<int> U, vector<int> V)
{
r = R;
a = A;
n = a.size();
m = U.size();
v.resize(n);
iota(v.begin(), v.end(), 0);
int i;
for(i=0; i<m; ++i)
go[V[i]].push_back(U[i]), ++Sz[U[i]];
ans.resize(n);
solve();
return ans;
}
Compilation message
train.cpp: In function 'void solve()':
train.cpp:57:11: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
if(nr == v.size()) /// toate sunt castigatoare
~~~^~~~~~~~~~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
6 ms |
1024 KB |
Output is correct |
2 |
Correct |
6 ms |
1024 KB |
Output is correct |
3 |
Correct |
6 ms |
1024 KB |
Output is correct |
4 |
Correct |
6 ms |
1024 KB |
Output is correct |
5 |
Correct |
6 ms |
1024 KB |
Output is correct |
6 |
Correct |
5 ms |
1024 KB |
Output is correct |
7 |
Correct |
5 ms |
896 KB |
Output is correct |
8 |
Correct |
6 ms |
1024 KB |
Output is correct |
9 |
Correct |
5 ms |
896 KB |
Output is correct |
10 |
Correct |
5 ms |
896 KB |
Output is correct |
11 |
Correct |
6 ms |
1024 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
384 KB |
Output is correct |
2 |
Correct |
1 ms |
384 KB |
Output is correct |
3 |
Correct |
1 ms |
384 KB |
Output is correct |
4 |
Correct |
1 ms |
384 KB |
Output is correct |
5 |
Correct |
1 ms |
384 KB |
Output is correct |
6 |
Correct |
1 ms |
384 KB |
Output is correct |
7 |
Correct |
1 ms |
384 KB |
Output is correct |
8 |
Correct |
1 ms |
484 KB |
Output is correct |
9 |
Correct |
1 ms |
512 KB |
Output is correct |
10 |
Correct |
1 ms |
384 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
1 ms |
384 KB |
Output is correct |
13 |
Correct |
0 ms |
384 KB |
Output is correct |
14 |
Correct |
1 ms |
384 KB |
Output is correct |
15 |
Correct |
0 ms |
384 KB |
Output is correct |
16 |
Correct |
1 ms |
384 KB |
Output is correct |
17 |
Correct |
1 ms |
384 KB |
Output is correct |
18 |
Correct |
1 ms |
384 KB |
Output is correct |
19 |
Correct |
1 ms |
384 KB |
Output is correct |
20 |
Correct |
1 ms |
384 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
116 ms |
11512 KB |
Output is correct |
2 |
Correct |
202 ms |
18816 KB |
Output is correct |
3 |
Correct |
257 ms |
22648 KB |
Output is correct |
4 |
Correct |
9 ms |
1152 KB |
Output is correct |
5 |
Correct |
10 ms |
1280 KB |
Output is correct |
6 |
Correct |
10 ms |
1152 KB |
Output is correct |
7 |
Correct |
9 ms |
1152 KB |
Output is correct |
8 |
Correct |
10 ms |
1152 KB |
Output is correct |
9 |
Correct |
9 ms |
1152 KB |
Output is correct |
10 |
Correct |
11 ms |
1152 KB |
Output is correct |
11 |
Correct |
9 ms |
1152 KB |
Output is correct |
12 |
Correct |
8 ms |
1152 KB |
Output is correct |
13 |
Correct |
11 ms |
1152 KB |
Output is correct |
14 |
Correct |
9 ms |
1152 KB |
Output is correct |
15 |
Correct |
9 ms |
1152 KB |
Output is correct |
16 |
Correct |
9 ms |
1152 KB |
Output is correct |
17 |
Correct |
9 ms |
1152 KB |
Output is correct |
18 |
Correct |
320 ms |
34296 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
8 ms |
1152 KB |
Output is correct |
2 |
Correct |
8 ms |
1152 KB |
Output is correct |
3 |
Correct |
9 ms |
1152 KB |
Output is correct |
4 |
Correct |
9 ms |
1152 KB |
Output is correct |
5 |
Correct |
9 ms |
1152 KB |
Output is correct |
6 |
Correct |
9 ms |
1152 KB |
Output is correct |
7 |
Correct |
9 ms |
1152 KB |
Output is correct |
8 |
Correct |
9 ms |
1152 KB |
Output is correct |
9 |
Correct |
8 ms |
1152 KB |
Output is correct |
10 |
Correct |
9 ms |
1152 KB |
Output is correct |
11 |
Correct |
11 ms |
1152 KB |
Output is correct |
12 |
Correct |
9 ms |
1200 KB |
Output is correct |
13 |
Correct |
9 ms |
1152 KB |
Output is correct |
14 |
Correct |
11 ms |
1152 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
10 ms |
1196 KB |
Output is correct |
2 |
Correct |
9 ms |
1440 KB |
Output is correct |
3 |
Correct |
10 ms |
1404 KB |
Output is correct |
4 |
Correct |
9 ms |
1280 KB |
Output is correct |
5 |
Correct |
1 ms |
512 KB |
Output is correct |
6 |
Correct |
5 ms |
896 KB |
Output is correct |
7 |
Correct |
6 ms |
1024 KB |
Output is correct |
8 |
Correct |
6 ms |
1024 KB |
Output is correct |
9 |
Correct |
8 ms |
1024 KB |
Output is correct |
10 |
Correct |
2 ms |
640 KB |
Output is correct |
11 |
Correct |
6 ms |
1024 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
6 ms |
1024 KB |
Output is correct |
2 |
Correct |
6 ms |
1024 KB |
Output is correct |
3 |
Correct |
6 ms |
1024 KB |
Output is correct |
4 |
Correct |
6 ms |
1024 KB |
Output is correct |
5 |
Correct |
6 ms |
1024 KB |
Output is correct |
6 |
Correct |
5 ms |
1024 KB |
Output is correct |
7 |
Correct |
5 ms |
896 KB |
Output is correct |
8 |
Correct |
6 ms |
1024 KB |
Output is correct |
9 |
Correct |
5 ms |
896 KB |
Output is correct |
10 |
Correct |
5 ms |
896 KB |
Output is correct |
11 |
Correct |
6 ms |
1024 KB |
Output is correct |
12 |
Correct |
1 ms |
384 KB |
Output is correct |
13 |
Correct |
1 ms |
384 KB |
Output is correct |
14 |
Correct |
1 ms |
384 KB |
Output is correct |
15 |
Correct |
1 ms |
384 KB |
Output is correct |
16 |
Correct |
1 ms |
384 KB |
Output is correct |
17 |
Correct |
1 ms |
384 KB |
Output is correct |
18 |
Correct |
1 ms |
384 KB |
Output is correct |
19 |
Correct |
1 ms |
484 KB |
Output is correct |
20 |
Correct |
1 ms |
512 KB |
Output is correct |
21 |
Correct |
1 ms |
384 KB |
Output is correct |
22 |
Correct |
1 ms |
384 KB |
Output is correct |
23 |
Correct |
1 ms |
384 KB |
Output is correct |
24 |
Correct |
0 ms |
384 KB |
Output is correct |
25 |
Correct |
1 ms |
384 KB |
Output is correct |
26 |
Correct |
0 ms |
384 KB |
Output is correct |
27 |
Correct |
1 ms |
384 KB |
Output is correct |
28 |
Correct |
1 ms |
384 KB |
Output is correct |
29 |
Correct |
1 ms |
384 KB |
Output is correct |
30 |
Correct |
1 ms |
384 KB |
Output is correct |
31 |
Correct |
1 ms |
384 KB |
Output is correct |
32 |
Correct |
116 ms |
11512 KB |
Output is correct |
33 |
Correct |
202 ms |
18816 KB |
Output is correct |
34 |
Correct |
257 ms |
22648 KB |
Output is correct |
35 |
Correct |
9 ms |
1152 KB |
Output is correct |
36 |
Correct |
10 ms |
1280 KB |
Output is correct |
37 |
Correct |
10 ms |
1152 KB |
Output is correct |
38 |
Correct |
9 ms |
1152 KB |
Output is correct |
39 |
Correct |
10 ms |
1152 KB |
Output is correct |
40 |
Correct |
9 ms |
1152 KB |
Output is correct |
41 |
Correct |
11 ms |
1152 KB |
Output is correct |
42 |
Correct |
9 ms |
1152 KB |
Output is correct |
43 |
Correct |
8 ms |
1152 KB |
Output is correct |
44 |
Correct |
11 ms |
1152 KB |
Output is correct |
45 |
Correct |
9 ms |
1152 KB |
Output is correct |
46 |
Correct |
9 ms |
1152 KB |
Output is correct |
47 |
Correct |
9 ms |
1152 KB |
Output is correct |
48 |
Correct |
9 ms |
1152 KB |
Output is correct |
49 |
Correct |
320 ms |
34296 KB |
Output is correct |
50 |
Correct |
8 ms |
1152 KB |
Output is correct |
51 |
Correct |
8 ms |
1152 KB |
Output is correct |
52 |
Correct |
9 ms |
1152 KB |
Output is correct |
53 |
Correct |
9 ms |
1152 KB |
Output is correct |
54 |
Correct |
9 ms |
1152 KB |
Output is correct |
55 |
Correct |
9 ms |
1152 KB |
Output is correct |
56 |
Correct |
9 ms |
1152 KB |
Output is correct |
57 |
Correct |
9 ms |
1152 KB |
Output is correct |
58 |
Correct |
8 ms |
1152 KB |
Output is correct |
59 |
Correct |
9 ms |
1152 KB |
Output is correct |
60 |
Correct |
11 ms |
1152 KB |
Output is correct |
61 |
Correct |
9 ms |
1200 KB |
Output is correct |
62 |
Correct |
9 ms |
1152 KB |
Output is correct |
63 |
Correct |
11 ms |
1152 KB |
Output is correct |
64 |
Correct |
10 ms |
1196 KB |
Output is correct |
65 |
Correct |
9 ms |
1440 KB |
Output is correct |
66 |
Correct |
10 ms |
1404 KB |
Output is correct |
67 |
Correct |
9 ms |
1280 KB |
Output is correct |
68 |
Correct |
1 ms |
512 KB |
Output is correct |
69 |
Correct |
5 ms |
896 KB |
Output is correct |
70 |
Correct |
6 ms |
1024 KB |
Output is correct |
71 |
Correct |
6 ms |
1024 KB |
Output is correct |
72 |
Correct |
8 ms |
1024 KB |
Output is correct |
73 |
Correct |
2 ms |
640 KB |
Output is correct |
74 |
Correct |
6 ms |
1024 KB |
Output is correct |
75 |
Correct |
165 ms |
19320 KB |
Output is correct |
76 |
Correct |
220 ms |
19320 KB |
Output is correct |
77 |
Correct |
261 ms |
22776 KB |
Output is correct |
78 |
Correct |
258 ms |
22904 KB |
Output is correct |
79 |
Correct |
267 ms |
22776 KB |
Output is correct |
80 |
Correct |
10 ms |
1408 KB |
Output is correct |
81 |
Correct |
10 ms |
1408 KB |
Output is correct |
82 |
Correct |
10 ms |
1408 KB |
Output is correct |
83 |
Correct |
11 ms |
1408 KB |
Output is correct |
84 |
Correct |
11 ms |
1408 KB |
Output is correct |
85 |
Correct |
10 ms |
1408 KB |
Output is correct |
86 |
Correct |
12 ms |
1408 KB |
Output is correct |
87 |
Correct |
10 ms |
1408 KB |
Output is correct |
88 |
Correct |
13 ms |
1536 KB |
Output is correct |
89 |
Correct |
10 ms |
1408 KB |
Output is correct |
90 |
Correct |
15 ms |
1664 KB |
Output is correct |
91 |
Correct |
13 ms |
1664 KB |
Output is correct |
92 |
Correct |
22 ms |
2176 KB |
Output is correct |
93 |
Correct |
23 ms |
2168 KB |
Output is correct |
94 |
Correct |
22 ms |
2176 KB |
Output is correct |
95 |
Correct |
23 ms |
2296 KB |
Output is correct |
96 |
Correct |
83 ms |
5496 KB |
Output is correct |
97 |
Correct |
245 ms |
21484 KB |
Output is correct |
98 |
Correct |
376 ms |
30456 KB |
Output is correct |
99 |
Correct |
371 ms |
34424 KB |
Output is correct |
100 |
Correct |
312 ms |
34428 KB |
Output is correct |