답안 #256070

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
256070	2020-08-02T09:27:37 Z	최은수(#5029)	Joker (BOI20_joker)	C++17	14 / 100	2000 ms	13048 KB

Joker

#include<iostream>
#include<vector>
#include<algorithm>
#define ep emplace
#define eb emplace_back
#define fi first
#define se second
#define all(x) (x).begin(),(x).end()
using namespace std;
typedef long long ll;
typedef pair<int,int>pi;
typedef pair<ll,ll>pl;
const int inf=1e9+7;
const ll INF=1e18+7;
vector<pi>adj[200010];
int lo,hi;
int par[200010];
bool ok;
void dfs(int x,int p)
{
    par[x]=p;
    p^=3;
    for(pi&t:adj[x])
    {
        if(lo<=t.se&&t.se<=hi)
            continue;
        if(par[t.fi]==0)
            dfs(t.fi,p);
        else if(par[t.fi]!=p)
            ok=0;
    }
    return;
}
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    int n,m,q;
    cin>>n>>m>>q;
    for(int i=0;i++<m;)
    {
        int u,v;
        cin>>u>>v;
        adj[u].eb(v,i);
        adj[v].eb(u,i);
    }
    for(int i=0;i<q;i++)
    {
        cin>>lo>>hi;
        for(int i=0;i++<n;)
            par[i]=0;
        ok=1;
        for(int i=0;i++<n;)
            if(par[i]==0)
                dfs(i,1);
        cout<<(ok?"NO":"YES")<<'\n';
    }
    cout.flush();
    return 0;
}

Subtask #1
6.0 / 6.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	4992 KB	Output is correct
2	Correct	3 ms	4992 KB	Output is correct
3	Correct	4 ms	4992 KB	Output is correct
4	Correct	3 ms	4992 KB	Output is correct
5	Correct	3 ms	4992 KB	Output is correct
6	Correct	4 ms	4992 KB	Output is correct
7	Correct	5 ms	4992 KB	Output is correct
8	Correct	6 ms	4992 KB	Output is correct
9	Correct	4 ms	4992 KB	Output is correct
10	Correct	5 ms	4992 KB	Output is correct
11	Correct	5 ms	4992 KB	Output is correct
12	Correct	4 ms	4992 KB	Output is correct
13	Correct	4 ms	4992 KB	Output is correct
14	Correct	5 ms	4992 KB	Output is correct
15	Correct	4 ms	4992 KB	Output is correct
16	Correct	5 ms	4992 KB	Output is correct
17	Correct	4 ms	4992 KB	Output is correct
18	Correct	4 ms	4992 KB	Output is correct
19	Correct	4 ms	4992 KB	Output is correct
20	Correct	5 ms	4992 KB	Output is correct
21	Correct	4 ms	4992 KB	Output is correct
22	Correct	5 ms	4992 KB	Output is correct
23	Correct	4 ms	4992 KB	Output is correct
24	Correct	4 ms	4992 KB	Output is correct
25	Correct	4 ms	4992 KB	Output is correct
26	Correct	4 ms	4992 KB	Output is correct
27	Correct	4 ms	4992 KB	Output is correct
28	Correct	5 ms	4992 KB	Output is correct

Subtask #2
8.0 / 8.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	4992 KB	Output is correct
2	Correct	3 ms	4992 KB	Output is correct
3	Correct	4 ms	4992 KB	Output is correct
4	Correct	3 ms	4992 KB	Output is correct
5	Correct	3 ms	4992 KB	Output is correct
6	Correct	4 ms	4992 KB	Output is correct
7	Correct	5 ms	4992 KB	Output is correct
8	Correct	6 ms	4992 KB	Output is correct
9	Correct	4 ms	4992 KB	Output is correct
10	Correct	5 ms	4992 KB	Output is correct
11	Correct	5 ms	4992 KB	Output is correct
12	Correct	4 ms	4992 KB	Output is correct
13	Correct	4 ms	4992 KB	Output is correct
14	Correct	5 ms	4992 KB	Output is correct
15	Correct	4 ms	4992 KB	Output is correct
16	Correct	5 ms	4992 KB	Output is correct
17	Correct	4 ms	4992 KB	Output is correct
18	Correct	4 ms	4992 KB	Output is correct
19	Correct	4 ms	4992 KB	Output is correct
20	Correct	5 ms	4992 KB	Output is correct
21	Correct	4 ms	4992 KB	Output is correct
22	Correct	5 ms	4992 KB	Output is correct
23	Correct	4 ms	4992 KB	Output is correct
24	Correct	4 ms	4992 KB	Output is correct
25	Correct	4 ms	4992 KB	Output is correct
26	Correct	4 ms	4992 KB	Output is correct
27	Correct	4 ms	4992 KB	Output is correct
28	Correct	5 ms	4992 KB	Output is correct
29	Correct	74 ms	5120 KB	Output is correct
30	Correct	126 ms	5168 KB	Output is correct
31	Correct	120 ms	5120 KB	Output is correct
32	Correct	97 ms	5120 KB	Output is correct
33	Correct	79 ms	5120 KB	Output is correct
34	Correct	129 ms	5120 KB	Output is correct
35	Correct	139 ms	5240 KB	Output is correct
36	Correct	35 ms	5120 KB	Output is correct
37	Correct	80 ms	5188 KB	Output is correct
38	Correct	85 ms	5120 KB	Output is correct
39	Correct	89 ms	5120 KB	Output is correct
40	Correct	86 ms	5120 KB	Output is correct
41	Correct	88 ms	5120 KB	Output is correct
42	Correct	86 ms	5120 KB	Output is correct
43	Correct	96 ms	5120 KB	Output is correct
44	Correct	114 ms	5120 KB	Output is correct
45	Correct	136 ms	5244 KB	Output is correct
46	Correct	137 ms	5120 KB	Output is correct
47	Correct	87 ms	5120 KB	Output is correct
48	Correct	96 ms	5120 KB	Output is correct
49	Correct	112 ms	5120 KB	Output is correct
50	Correct	125 ms	5120 KB	Output is correct
51	Correct	92 ms	5120 KB	Output is correct
52	Correct	95 ms	5120 KB	Output is correct
53	Correct	110 ms	5120 KB	Output is correct
54	Correct	133 ms	5240 KB	Output is correct

Subtask #3
0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	4992 KB	Output is correct
2	Correct	3 ms	4992 KB	Output is correct
3	Execution timed out	2096 ms	12280 KB	Time limit exceeded
4	Halted	0 ms	0 KB	-

Subtask #4
0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	4992 KB	Output is correct
2	Correct	3 ms	4992 KB	Output is correct
3	Correct	4 ms	4992 KB	Output is correct
4	Correct	3 ms	4992 KB	Output is correct
5	Correct	3 ms	4992 KB	Output is correct
6	Correct	4 ms	4992 KB	Output is correct
7	Correct	5 ms	4992 KB	Output is correct
8	Correct	6 ms	4992 KB	Output is correct
9	Correct	4 ms	4992 KB	Output is correct
10	Correct	5 ms	4992 KB	Output is correct
11	Correct	5 ms	4992 KB	Output is correct
12	Correct	4 ms	4992 KB	Output is correct
13	Correct	4 ms	4992 KB	Output is correct
14	Correct	5 ms	4992 KB	Output is correct
15	Correct	4 ms	4992 KB	Output is correct
16	Correct	5 ms	4992 KB	Output is correct
17	Correct	4 ms	4992 KB	Output is correct
18	Correct	4 ms	4992 KB	Output is correct
19	Correct	4 ms	4992 KB	Output is correct
20	Correct	5 ms	4992 KB	Output is correct
21	Correct	4 ms	4992 KB	Output is correct
22	Correct	5 ms	4992 KB	Output is correct
23	Correct	4 ms	4992 KB	Output is correct
24	Correct	4 ms	4992 KB	Output is correct
25	Correct	4 ms	4992 KB	Output is correct
26	Correct	4 ms	4992 KB	Output is correct
27	Correct	4 ms	4992 KB	Output is correct
28	Correct	5 ms	4992 KB	Output is correct
29	Execution timed out	2096 ms	12280 KB	Time limit exceeded
30	Halted	0 ms	0 KB	-

Subtask #5
0 / 22.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	4992 KB	Output is correct
2	Correct	3 ms	4992 KB	Output is correct
3	Correct	4 ms	4992 KB	Output is correct
4	Correct	3 ms	4992 KB	Output is correct
5	Correct	3 ms	4992 KB	Output is correct
6	Correct	4 ms	4992 KB	Output is correct
7	Correct	5 ms	4992 KB	Output is correct
8	Correct	6 ms	4992 KB	Output is correct
9	Correct	4 ms	4992 KB	Output is correct
10	Correct	5 ms	4992 KB	Output is correct
11	Correct	5 ms	4992 KB	Output is correct
12	Correct	4 ms	4992 KB	Output is correct
13	Correct	4 ms	4992 KB	Output is correct
14	Correct	5 ms	4992 KB	Output is correct
15	Correct	4 ms	4992 KB	Output is correct
16	Correct	5 ms	4992 KB	Output is correct
17	Correct	4 ms	4992 KB	Output is correct
18	Correct	4 ms	4992 KB	Output is correct
19	Correct	4 ms	4992 KB	Output is correct
20	Correct	5 ms	4992 KB	Output is correct
21	Correct	4 ms	4992 KB	Output is correct
22	Correct	5 ms	4992 KB	Output is correct
23	Correct	4 ms	4992 KB	Output is correct
24	Correct	4 ms	4992 KB	Output is correct
25	Correct	4 ms	4992 KB	Output is correct
26	Correct	4 ms	4992 KB	Output is correct
27	Correct	4 ms	4992 KB	Output is correct
28	Correct	5 ms	4992 KB	Output is correct
29	Correct	74 ms	5120 KB	Output is correct
30	Correct	126 ms	5168 KB	Output is correct
31	Correct	120 ms	5120 KB	Output is correct
32	Correct	97 ms	5120 KB	Output is correct
33	Correct	79 ms	5120 KB	Output is correct
34	Correct	129 ms	5120 KB	Output is correct
35	Correct	139 ms	5240 KB	Output is correct
36	Correct	35 ms	5120 KB	Output is correct
37	Correct	80 ms	5188 KB	Output is correct
38	Correct	85 ms	5120 KB	Output is correct
39	Correct	89 ms	5120 KB	Output is correct
40	Correct	86 ms	5120 KB	Output is correct
41	Correct	88 ms	5120 KB	Output is correct
42	Correct	86 ms	5120 KB	Output is correct
43	Correct	96 ms	5120 KB	Output is correct
44	Correct	114 ms	5120 KB	Output is correct
45	Correct	136 ms	5244 KB	Output is correct
46	Correct	137 ms	5120 KB	Output is correct
47	Correct	87 ms	5120 KB	Output is correct
48	Correct	96 ms	5120 KB	Output is correct
49	Correct	112 ms	5120 KB	Output is correct
50	Correct	125 ms	5120 KB	Output is correct
51	Correct	92 ms	5120 KB	Output is correct
52	Correct	95 ms	5120 KB	Output is correct
53	Correct	110 ms	5120 KB	Output is correct
54	Correct	133 ms	5240 KB	Output is correct
55	Execution timed out	2099 ms	13048 KB	Time limit exceeded
56	Halted	0 ms	0 KB	-

Subtask #6
0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	4992 KB	Output is correct
2	Correct	3 ms	4992 KB	Output is correct
3	Correct	4 ms	4992 KB	Output is correct
4	Correct	3 ms	4992 KB	Output is correct
5	Correct	3 ms	4992 KB	Output is correct
6	Correct	4 ms	4992 KB	Output is correct
7	Correct	5 ms	4992 KB	Output is correct
8	Correct	6 ms	4992 KB	Output is correct
9	Correct	4 ms	4992 KB	Output is correct
10	Correct	5 ms	4992 KB	Output is correct
11	Correct	5 ms	4992 KB	Output is correct
12	Correct	4 ms	4992 KB	Output is correct
13	Correct	4 ms	4992 KB	Output is correct
14	Correct	5 ms	4992 KB	Output is correct
15	Correct	4 ms	4992 KB	Output is correct
16	Correct	5 ms	4992 KB	Output is correct
17	Correct	4 ms	4992 KB	Output is correct
18	Correct	4 ms	4992 KB	Output is correct
19	Correct	4 ms	4992 KB	Output is correct
20	Correct	5 ms	4992 KB	Output is correct
21	Correct	4 ms	4992 KB	Output is correct
22	Correct	5 ms	4992 KB	Output is correct
23	Correct	4 ms	4992 KB	Output is correct
24	Correct	4 ms	4992 KB	Output is correct
25	Correct	4 ms	4992 KB	Output is correct
26	Correct	4 ms	4992 KB	Output is correct
27	Correct	4 ms	4992 KB	Output is correct
28	Correct	5 ms	4992 KB	Output is correct
29	Correct	74 ms	5120 KB	Output is correct
30	Correct	126 ms	5168 KB	Output is correct
31	Correct	120 ms	5120 KB	Output is correct
32	Correct	97 ms	5120 KB	Output is correct
33	Correct	79 ms	5120 KB	Output is correct
34	Correct	129 ms	5120 KB	Output is correct
35	Correct	139 ms	5240 KB	Output is correct
36	Correct	35 ms	5120 KB	Output is correct
37	Correct	80 ms	5188 KB	Output is correct
38	Correct	85 ms	5120 KB	Output is correct
39	Correct	89 ms	5120 KB	Output is correct
40	Correct	86 ms	5120 KB	Output is correct
41	Correct	88 ms	5120 KB	Output is correct
42	Correct	86 ms	5120 KB	Output is correct
43	Correct	96 ms	5120 KB	Output is correct
44	Correct	114 ms	5120 KB	Output is correct
45	Correct	136 ms	5244 KB	Output is correct
46	Correct	137 ms	5120 KB	Output is correct
47	Correct	87 ms	5120 KB	Output is correct
48	Correct	96 ms	5120 KB	Output is correct
49	Correct	112 ms	5120 KB	Output is correct
50	Correct	125 ms	5120 KB	Output is correct
51	Correct	92 ms	5120 KB	Output is correct
52	Correct	95 ms	5120 KB	Output is correct
53	Correct	110 ms	5120 KB	Output is correct
54	Correct	133 ms	5240 KB	Output is correct
55	Execution timed out	2096 ms	12280 KB	Time limit exceeded
56	Halted	0 ms	0 KB	-

답안 #256070

Compilation message

Subtask #1 6.0 / 6.0

Subtask #2 8.0 / 8.0

Subtask #3 0 / 25.0

Subtask #4 0 / 10.0

Subtask #5 0 / 22.0

Subtask #6 0 / 29.0

Subtask #1
6.0 / 6.0

Subtask #2
8.0 / 8.0

Subtask #3
0 / 25.0

Subtask #4
0 / 10.0

Subtask #5
0 / 22.0

Subtask #6
0 / 29.0