#include <bits/stdc++.h>
using namespace std;
#define F(X, Y) for(int X = 0; X < Y; X++)
array<int, 2> g[1<<20];
int N, p, j;
struct Solver {
int e[1<<20], d[1<<20] = {};
int maxDeg = 0, cycle = -1, rem = -1;
void add(int u, int v) {
if(u == rem || v == rem || maxDeg > 2) return;
maxDeg = max({maxDeg, ++d[u], ++d[v]});
while(e[u] >= 0) u = e[u];
while(e[v] >= 0) v = e[v];
if(u == v)
cycle = cycle < 0 ? u : N;
else {
if(e[u] > e[v]) swap(u, v);
e[u] += e[v], e[v] = u;
}
}
int get() {
if(maxDeg > 2) return 0;
return cycle < 0 ? N : e[cycle];
}
} s[5];
void Init(int n) {
F(i, 5) fill(s[i].e, s[i].e+(N=n), -1);
}
void Link(int A, int B) {
if(!p) {
s[0].add(A, B);
g[j++] = {A, B};
if(s[0].maxDeg > 2) {
F(i, N)
if(s[0].d[i] > 2) s[p=1].rem = i;
F(k, j) F(i, 2)
if(g[k][i] == s[1].rem) s[++p].rem = g[k][!i];
F(i, 4) F(k, j)
s[i+1].add(g[k][0], g[k][1]);
}
} else
F(i, 4) s[i+1].add(A, B);
}
int CountCritical() {
int res = 0;
if(p) F(i, 4)
res += s[i+1].get() > 0;
else res = abs(s[0].get());
return res;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
8 ms |
20772 KB |
Output is correct |
2 |
Correct |
10 ms |
20940 KB |
Output is correct |
3 |
Correct |
9 ms |
20940 KB |
Output is correct |
4 |
Correct |
8 ms |
20812 KB |
Output is correct |
5 |
Correct |
8 ms |
20940 KB |
Output is correct |
6 |
Correct |
9 ms |
20940 KB |
Output is correct |
7 |
Correct |
8 ms |
20940 KB |
Output is correct |
8 |
Correct |
8 ms |
20940 KB |
Output is correct |
9 |
Correct |
10 ms |
20940 KB |
Output is correct |
10 |
Correct |
8 ms |
20940 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
132 ms |
35112 KB |
Output is correct |
2 |
Correct |
278 ms |
38600 KB |
Output is correct |
3 |
Correct |
164 ms |
40396 KB |
Output is correct |
4 |
Correct |
270 ms |
48228 KB |
Output is correct |
5 |
Correct |
273 ms |
48140 KB |
Output is correct |
6 |
Correct |
256 ms |
47872 KB |
Output is correct |
7 |
Correct |
157 ms |
40524 KB |
Output is correct |
8 |
Correct |
408 ms |
44280 KB |
Output is correct |
9 |
Correct |
471 ms |
46788 KB |
Output is correct |
10 |
Correct |
298 ms |
47740 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
8 ms |
20772 KB |
Output is correct |
2 |
Correct |
10 ms |
20940 KB |
Output is correct |
3 |
Correct |
9 ms |
20940 KB |
Output is correct |
4 |
Correct |
8 ms |
20812 KB |
Output is correct |
5 |
Correct |
8 ms |
20940 KB |
Output is correct |
6 |
Correct |
9 ms |
20940 KB |
Output is correct |
7 |
Correct |
8 ms |
20940 KB |
Output is correct |
8 |
Correct |
8 ms |
20940 KB |
Output is correct |
9 |
Correct |
10 ms |
20940 KB |
Output is correct |
10 |
Correct |
8 ms |
20940 KB |
Output is correct |
11 |
Correct |
9 ms |
21004 KB |
Output is correct |
12 |
Correct |
10 ms |
21192 KB |
Output is correct |
13 |
Correct |
10 ms |
21068 KB |
Output is correct |
14 |
Correct |
9 ms |
21068 KB |
Output is correct |
15 |
Correct |
9 ms |
21196 KB |
Output is correct |
16 |
Correct |
10 ms |
21068 KB |
Output is correct |
17 |
Correct |
10 ms |
21124 KB |
Output is correct |
18 |
Correct |
9 ms |
21304 KB |
Output is correct |
19 |
Correct |
10 ms |
21196 KB |
Output is correct |
20 |
Correct |
10 ms |
21068 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
8 ms |
20772 KB |
Output is correct |
2 |
Correct |
10 ms |
20940 KB |
Output is correct |
3 |
Correct |
9 ms |
20940 KB |
Output is correct |
4 |
Correct |
8 ms |
20812 KB |
Output is correct |
5 |
Correct |
8 ms |
20940 KB |
Output is correct |
6 |
Correct |
9 ms |
20940 KB |
Output is correct |
7 |
Correct |
8 ms |
20940 KB |
Output is correct |
8 |
Correct |
8 ms |
20940 KB |
Output is correct |
9 |
Correct |
10 ms |
20940 KB |
Output is correct |
10 |
Correct |
8 ms |
20940 KB |
Output is correct |
11 |
Correct |
9 ms |
21004 KB |
Output is correct |
12 |
Correct |
10 ms |
21192 KB |
Output is correct |
13 |
Correct |
10 ms |
21068 KB |
Output is correct |
14 |
Correct |
9 ms |
21068 KB |
Output is correct |
15 |
Correct |
9 ms |
21196 KB |
Output is correct |
16 |
Correct |
10 ms |
21068 KB |
Output is correct |
17 |
Correct |
10 ms |
21124 KB |
Output is correct |
18 |
Correct |
9 ms |
21304 KB |
Output is correct |
19 |
Correct |
10 ms |
21196 KB |
Output is correct |
20 |
Correct |
10 ms |
21068 KB |
Output is correct |
21 |
Correct |
18 ms |
22288 KB |
Output is correct |
22 |
Correct |
25 ms |
23040 KB |
Output is correct |
23 |
Correct |
28 ms |
23584 KB |
Output is correct |
24 |
Correct |
28 ms |
22888 KB |
Output is correct |
25 |
Correct |
18 ms |
22920 KB |
Output is correct |
26 |
Correct |
28 ms |
22844 KB |
Output is correct |
27 |
Correct |
28 ms |
23320 KB |
Output is correct |
28 |
Correct |
25 ms |
22644 KB |
Output is correct |
29 |
Correct |
26 ms |
23056 KB |
Output is correct |
30 |
Correct |
28 ms |
23564 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
8 ms |
20772 KB |
Output is correct |
2 |
Correct |
10 ms |
20940 KB |
Output is correct |
3 |
Correct |
9 ms |
20940 KB |
Output is correct |
4 |
Correct |
8 ms |
20812 KB |
Output is correct |
5 |
Correct |
8 ms |
20940 KB |
Output is correct |
6 |
Correct |
9 ms |
20940 KB |
Output is correct |
7 |
Correct |
8 ms |
20940 KB |
Output is correct |
8 |
Correct |
8 ms |
20940 KB |
Output is correct |
9 |
Correct |
10 ms |
20940 KB |
Output is correct |
10 |
Correct |
8 ms |
20940 KB |
Output is correct |
11 |
Correct |
132 ms |
35112 KB |
Output is correct |
12 |
Correct |
278 ms |
38600 KB |
Output is correct |
13 |
Correct |
164 ms |
40396 KB |
Output is correct |
14 |
Correct |
270 ms |
48228 KB |
Output is correct |
15 |
Correct |
273 ms |
48140 KB |
Output is correct |
16 |
Correct |
256 ms |
47872 KB |
Output is correct |
17 |
Correct |
157 ms |
40524 KB |
Output is correct |
18 |
Correct |
408 ms |
44280 KB |
Output is correct |
19 |
Correct |
471 ms |
46788 KB |
Output is correct |
20 |
Correct |
298 ms |
47740 KB |
Output is correct |
21 |
Correct |
9 ms |
21004 KB |
Output is correct |
22 |
Correct |
10 ms |
21192 KB |
Output is correct |
23 |
Correct |
10 ms |
21068 KB |
Output is correct |
24 |
Correct |
9 ms |
21068 KB |
Output is correct |
25 |
Correct |
9 ms |
21196 KB |
Output is correct |
26 |
Correct |
10 ms |
21068 KB |
Output is correct |
27 |
Correct |
10 ms |
21124 KB |
Output is correct |
28 |
Correct |
9 ms |
21304 KB |
Output is correct |
29 |
Correct |
10 ms |
21196 KB |
Output is correct |
30 |
Correct |
10 ms |
21068 KB |
Output is correct |
31 |
Correct |
18 ms |
22288 KB |
Output is correct |
32 |
Correct |
25 ms |
23040 KB |
Output is correct |
33 |
Correct |
28 ms |
23584 KB |
Output is correct |
34 |
Correct |
28 ms |
22888 KB |
Output is correct |
35 |
Correct |
18 ms |
22920 KB |
Output is correct |
36 |
Correct |
28 ms |
22844 KB |
Output is correct |
37 |
Correct |
28 ms |
23320 KB |
Output is correct |
38 |
Correct |
25 ms |
22644 KB |
Output is correct |
39 |
Correct |
26 ms |
23056 KB |
Output is correct |
40 |
Correct |
28 ms |
23564 KB |
Output is correct |
41 |
Correct |
113 ms |
34344 KB |
Output is correct |
42 |
Correct |
308 ms |
41948 KB |
Output is correct |
43 |
Correct |
174 ms |
40720 KB |
Output is correct |
44 |
Correct |
201 ms |
39168 KB |
Output is correct |
45 |
Correct |
230 ms |
41156 KB |
Output is correct |
46 |
Correct |
232 ms |
44448 KB |
Output is correct |
47 |
Correct |
408 ms |
44840 KB |
Output is correct |
48 |
Correct |
201 ms |
41988 KB |
Output is correct |
49 |
Correct |
275 ms |
48288 KB |
Output is correct |
50 |
Correct |
303 ms |
47684 KB |
Output is correct |
51 |
Correct |
198 ms |
37928 KB |
Output is correct |
52 |
Correct |
239 ms |
35816 KB |
Output is correct |
53 |
Correct |
167 ms |
41384 KB |
Output is correct |
54 |
Correct |
439 ms |
40516 KB |
Output is correct |
55 |
Correct |
297 ms |
38648 KB |
Output is correct |