답안 #914388

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
914388	2024-01-21T21:13:52 Z	Abito	Joker (BOI20_joker)	C++17	14 / 100	2000 ms	14932 KB

Joker

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#define F first
#define S second
#define pb push_back
#define ppb pop_back
#define ep insert
#define endl '\n'
#define elif else if
#define pow pwr
#define sqrt sqrtt
//#define int long long
#define ll long long
#define y1 YONE
#define free freeee
#define lcm llcm
/*
⠄⠄⠄⠄⢠⣿⣿⣿⣿⣿⢻⣿⣿⣿⣿⣿⣿⣿⣿⣯⢻⣿⣿⣿⣿⣆⠄⠄⠄
⠄⠄⣼⢀⣿⣿⣿⣿⣏⡏⠄⠹⣿⣿⣿⣿⣿⣿⣿⣿⣧⢻⣿⣿⣿⣿⡆⠄⠄
⠄⠄⡟⣼⣿⣿⣿⣿⣿⠄⠄⠄⠈⠻⣿⣿⣿⣿⣿⣿⣿⣇⢻⣿⣿⣿⣿⠄⠄
⠄⢰⠃⣿⣿⠿⣿⣿⣿⠄⠄⠄⠄⠄⠄⠙⠿⣿⣿⣿⣿⣿⠄⢿⣿⣿⣿⡄⠄
⠄⢸⢠⣿⣿⣧⡙⣿⣿⡆⠄⠄⠄⠄⠄⠄⠄⠈⠛⢿⣿⣿⡇⠸⣿⡿⣸⡇⠄
⠄⠈⡆⣿⣿⣿⣿⣦⡙⠳⠄⠄⠄⠄⠄⠄⢀⣠⣤⣀⣈⠙⠃⠄⠿⢇⣿⡇⠄
⠄⠄⡇⢿⣿⣿⣿⣿⡇⠄⠄⠄⠄⠄⣠⣶⣿⣿⣿⣿⣿⣿⣷⣆⡀⣼⣿⡇⠄
⠄⠄⢹⡘⣿⣿⣿⢿⣷⡀⠄⢀⣴⣾⣟⠉⠉⠉⠉⣽⣿⣿⣿⣿⠇⢹⣿⠃⠄
⠄⠄⠄⢷⡘⢿⣿⣎⢻⣷⠰⣿⣿⣿⣿⣦⣀⣀⣴⣿⣿⣿⠟⢫⡾⢸⡟⠄.
⠄⠄⠄⠄⠻⣦⡙⠿⣧⠙⢷⠙⠻⠿⢿⡿⠿⠿⠛⠋⠉⠄⠂⠘⠁⠞⠄⠄⠄
⠄⠄⠄⠄⠄⠈⠙⠑⣠⣤⣴⡖⠄⠿⣋⣉⣉⡁⠄⢾⣦⠄⠄⠄⠄⠄⠄⠄⠄
*/
typedef unsigned long long ull;
using namespace std;
const int N=2e5+5;
int n,m,q,l,r,qq,vis[N];
vector<pair<int,int>> adj[N];
bool cyc,tin[N],t;
void dfs(int x){
    t=!t;
    vis[x]=qq;
    tin[x]=t;
    for (auto u:adj[x]){
        if (u.S>=l && u.S<=r) continue;
        if (vis[u.F]==qq) cyc|=!(tin[u.F]^tin[x]);
        else dfs(u.F);
        if (cyc) break;
    }t=!t;
    return;
}
int32_t main(){
    ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
    cin>>n>>m>>q;
    for (int i=1;i<=m;i++){
        int x,y;
        cin>>x>>y;
        adj[x].pb({y,i});
        adj[y].pb({x,i});
    }
    while (q--){
        cin>>l>>r;
        qq++;
        cyc=0;
        for (int i=1;i<=n;i++){
            if (vis[i]==qq) continue;
            dfs(i);
            if (cyc) break;
        }
        if (cyc) cout<<"YES"<<endl;
        else cout<<"NO"<<endl;
    }
    return 0;
}

Subtask #1
6.0 / 6.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	4960 KB	Output is correct
2	Correct	2 ms	4956 KB	Output is correct
3	Correct	2 ms	4956 KB	Output is correct
4	Correct	2 ms	4956 KB	Output is correct
5	Correct	1 ms	4956 KB	Output is correct
6	Correct	2 ms	4956 KB	Output is correct
7	Correct	2 ms	4956 KB	Output is correct
8	Correct	2 ms	4956 KB	Output is correct
9	Correct	2 ms	4952 KB	Output is correct
10	Correct	2 ms	4952 KB	Output is correct
11	Correct	2 ms	4952 KB	Output is correct
12	Correct	2 ms	4956 KB	Output is correct
13	Correct	2 ms	4956 KB	Output is correct
14	Correct	2 ms	4956 KB	Output is correct
15	Correct	2 ms	4956 KB	Output is correct
16	Correct	3 ms	4952 KB	Output is correct
17	Correct	2 ms	4956 KB	Output is correct
18	Correct	2 ms	4956 KB	Output is correct
19	Correct	2 ms	4956 KB	Output is correct
20	Correct	2 ms	5104 KB	Output is correct
21	Correct	2 ms	4956 KB	Output is correct
22	Correct	2 ms	4956 KB	Output is correct
23	Correct	2 ms	4952 KB	Output is correct
24	Correct	2 ms	4956 KB	Output is correct
25	Correct	1 ms	4956 KB	Output is correct
26	Correct	2 ms	4956 KB	Output is correct
27	Correct	2 ms	4956 KB	Output is correct
28	Correct	2 ms	4956 KB	Output is correct

Subtask #2
8.0 / 8.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	4960 KB	Output is correct
2	Correct	2 ms	4956 KB	Output is correct
3	Correct	2 ms	4956 KB	Output is correct
4	Correct	2 ms	4956 KB	Output is correct
5	Correct	1 ms	4956 KB	Output is correct
6	Correct	2 ms	4956 KB	Output is correct
7	Correct	2 ms	4956 KB	Output is correct
8	Correct	2 ms	4956 KB	Output is correct
9	Correct	2 ms	4952 KB	Output is correct
10	Correct	2 ms	4952 KB	Output is correct
11	Correct	2 ms	4952 KB	Output is correct
12	Correct	2 ms	4956 KB	Output is correct
13	Correct	2 ms	4956 KB	Output is correct
14	Correct	2 ms	4956 KB	Output is correct
15	Correct	2 ms	4956 KB	Output is correct
16	Correct	3 ms	4952 KB	Output is correct
17	Correct	2 ms	4956 KB	Output is correct
18	Correct	2 ms	4956 KB	Output is correct
19	Correct	2 ms	4956 KB	Output is correct
20	Correct	2 ms	5104 KB	Output is correct
21	Correct	2 ms	4956 KB	Output is correct
22	Correct	2 ms	4956 KB	Output is correct
23	Correct	2 ms	4952 KB	Output is correct
24	Correct	2 ms	4956 KB	Output is correct
25	Correct	1 ms	4956 KB	Output is correct
26	Correct	2 ms	4956 KB	Output is correct
27	Correct	2 ms	4956 KB	Output is correct
28	Correct	2 ms	4956 KB	Output is correct
29	Correct	59 ms	5212 KB	Output is correct
30	Correct	42 ms	5212 KB	Output is correct
31	Correct	32 ms	5208 KB	Output is correct
32	Correct	16 ms	5212 KB	Output is correct
33	Correct	7 ms	5212 KB	Output is correct
34	Correct	30 ms	5212 KB	Output is correct
35	Correct	47 ms	5212 KB	Output is correct
36	Correct	14 ms	5212 KB	Output is correct
37	Correct	49 ms	5364 KB	Output is correct
38	Correct	50 ms	5212 KB	Output is correct
39	Correct	40 ms	5208 KB	Output is correct
40	Correct	18 ms	5208 KB	Output is correct
41	Correct	18 ms	5212 KB	Output is correct
42	Correct	17 ms	5212 KB	Output is correct
43	Correct	6 ms	5212 KB	Output is correct
44	Correct	5 ms	5208 KB	Output is correct
45	Correct	7 ms	5212 KB	Output is correct
46	Correct	10 ms	5212 KB	Output is correct
47	Correct	18 ms	5208 KB	Output is correct
48	Correct	25 ms	5212 KB	Output is correct
49	Correct	29 ms	5212 KB	Output is correct
50	Correct	37 ms	5244 KB	Output is correct
51	Correct	21 ms	5212 KB	Output is correct
52	Correct	24 ms	5212 KB	Output is correct
53	Correct	32 ms	5212 KB	Output is correct
54	Correct	44 ms	5208 KB	Output is correct

Subtask #3
0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	4960 KB	Output is correct
2	Correct	2 ms	4956 KB	Output is correct
3	Execution timed out	2029 ms	13560 KB	Time limit exceeded
4	Halted	0 ms	0 KB	-

Subtask #4
0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	4960 KB	Output is correct
2	Correct	2 ms	4956 KB	Output is correct
3	Correct	2 ms	4956 KB	Output is correct
4	Correct	2 ms	4956 KB	Output is correct
5	Correct	1 ms	4956 KB	Output is correct
6	Correct	2 ms	4956 KB	Output is correct
7	Correct	2 ms	4956 KB	Output is correct
8	Correct	2 ms	4956 KB	Output is correct
9	Correct	2 ms	4952 KB	Output is correct
10	Correct	2 ms	4952 KB	Output is correct
11	Correct	2 ms	4952 KB	Output is correct
12	Correct	2 ms	4956 KB	Output is correct
13	Correct	2 ms	4956 KB	Output is correct
14	Correct	2 ms	4956 KB	Output is correct
15	Correct	2 ms	4956 KB	Output is correct
16	Correct	3 ms	4952 KB	Output is correct
17	Correct	2 ms	4956 KB	Output is correct
18	Correct	2 ms	4956 KB	Output is correct
19	Correct	2 ms	4956 KB	Output is correct
20	Correct	2 ms	5104 KB	Output is correct
21	Correct	2 ms	4956 KB	Output is correct
22	Correct	2 ms	4956 KB	Output is correct
23	Correct	2 ms	4952 KB	Output is correct
24	Correct	2 ms	4956 KB	Output is correct
25	Correct	1 ms	4956 KB	Output is correct
26	Correct	2 ms	4956 KB	Output is correct
27	Correct	2 ms	4956 KB	Output is correct
28	Correct	2 ms	4956 KB	Output is correct
29	Execution timed out	2029 ms	13560 KB	Time limit exceeded
30	Halted	0 ms	0 KB	-

Subtask #5
0 / 22.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	4960 KB	Output is correct
2	Correct	2 ms	4956 KB	Output is correct
3	Correct	2 ms	4956 KB	Output is correct
4	Correct	2 ms	4956 KB	Output is correct
5	Correct	1 ms	4956 KB	Output is correct
6	Correct	2 ms	4956 KB	Output is correct
7	Correct	2 ms	4956 KB	Output is correct
8	Correct	2 ms	4956 KB	Output is correct
9	Correct	2 ms	4952 KB	Output is correct
10	Correct	2 ms	4952 KB	Output is correct
11	Correct	2 ms	4952 KB	Output is correct
12	Correct	2 ms	4956 KB	Output is correct
13	Correct	2 ms	4956 KB	Output is correct
14	Correct	2 ms	4956 KB	Output is correct
15	Correct	2 ms	4956 KB	Output is correct
16	Correct	3 ms	4952 KB	Output is correct
17	Correct	2 ms	4956 KB	Output is correct
18	Correct	2 ms	4956 KB	Output is correct
19	Correct	2 ms	4956 KB	Output is correct
20	Correct	2 ms	5104 KB	Output is correct
21	Correct	2 ms	4956 KB	Output is correct
22	Correct	2 ms	4956 KB	Output is correct
23	Correct	2 ms	4952 KB	Output is correct
24	Correct	2 ms	4956 KB	Output is correct
25	Correct	1 ms	4956 KB	Output is correct
26	Correct	2 ms	4956 KB	Output is correct
27	Correct	2 ms	4956 KB	Output is correct
28	Correct	2 ms	4956 KB	Output is correct
29	Correct	59 ms	5212 KB	Output is correct
30	Correct	42 ms	5212 KB	Output is correct
31	Correct	32 ms	5208 KB	Output is correct
32	Correct	16 ms	5212 KB	Output is correct
33	Correct	7 ms	5212 KB	Output is correct
34	Correct	30 ms	5212 KB	Output is correct
35	Correct	47 ms	5212 KB	Output is correct
36	Correct	14 ms	5212 KB	Output is correct
37	Correct	49 ms	5364 KB	Output is correct
38	Correct	50 ms	5212 KB	Output is correct
39	Correct	40 ms	5208 KB	Output is correct
40	Correct	18 ms	5208 KB	Output is correct
41	Correct	18 ms	5212 KB	Output is correct
42	Correct	17 ms	5212 KB	Output is correct
43	Correct	6 ms	5212 KB	Output is correct
44	Correct	5 ms	5208 KB	Output is correct
45	Correct	7 ms	5212 KB	Output is correct
46	Correct	10 ms	5212 KB	Output is correct
47	Correct	18 ms	5208 KB	Output is correct
48	Correct	25 ms	5212 KB	Output is correct
49	Correct	29 ms	5212 KB	Output is correct
50	Correct	37 ms	5244 KB	Output is correct
51	Correct	21 ms	5212 KB	Output is correct
52	Correct	24 ms	5212 KB	Output is correct
53	Correct	32 ms	5212 KB	Output is correct
54	Correct	44 ms	5208 KB	Output is correct
55	Execution timed out	2023 ms	14932 KB	Time limit exceeded
56	Halted	0 ms	0 KB	-

Subtask #6
0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	4960 KB	Output is correct
2	Correct	2 ms	4956 KB	Output is correct
3	Correct	2 ms	4956 KB	Output is correct
4	Correct	2 ms	4956 KB	Output is correct
5	Correct	1 ms	4956 KB	Output is correct
6	Correct	2 ms	4956 KB	Output is correct
7	Correct	2 ms	4956 KB	Output is correct
8	Correct	2 ms	4956 KB	Output is correct
9	Correct	2 ms	4952 KB	Output is correct
10	Correct	2 ms	4952 KB	Output is correct
11	Correct	2 ms	4952 KB	Output is correct
12	Correct	2 ms	4956 KB	Output is correct
13	Correct	2 ms	4956 KB	Output is correct
14	Correct	2 ms	4956 KB	Output is correct
15	Correct	2 ms	4956 KB	Output is correct
16	Correct	3 ms	4952 KB	Output is correct
17	Correct	2 ms	4956 KB	Output is correct
18	Correct	2 ms	4956 KB	Output is correct
19	Correct	2 ms	4956 KB	Output is correct
20	Correct	2 ms	5104 KB	Output is correct
21	Correct	2 ms	4956 KB	Output is correct
22	Correct	2 ms	4956 KB	Output is correct
23	Correct	2 ms	4952 KB	Output is correct
24	Correct	2 ms	4956 KB	Output is correct
25	Correct	1 ms	4956 KB	Output is correct
26	Correct	2 ms	4956 KB	Output is correct
27	Correct	2 ms	4956 KB	Output is correct
28	Correct	2 ms	4956 KB	Output is correct
29	Correct	59 ms	5212 KB	Output is correct
30	Correct	42 ms	5212 KB	Output is correct
31	Correct	32 ms	5208 KB	Output is correct
32	Correct	16 ms	5212 KB	Output is correct
33	Correct	7 ms	5212 KB	Output is correct
34	Correct	30 ms	5212 KB	Output is correct
35	Correct	47 ms	5212 KB	Output is correct
36	Correct	14 ms	5212 KB	Output is correct
37	Correct	49 ms	5364 KB	Output is correct
38	Correct	50 ms	5212 KB	Output is correct
39	Correct	40 ms	5208 KB	Output is correct
40	Correct	18 ms	5208 KB	Output is correct
41	Correct	18 ms	5212 KB	Output is correct
42	Correct	17 ms	5212 KB	Output is correct
43	Correct	6 ms	5212 KB	Output is correct
44	Correct	5 ms	5208 KB	Output is correct
45	Correct	7 ms	5212 KB	Output is correct
46	Correct	10 ms	5212 KB	Output is correct
47	Correct	18 ms	5208 KB	Output is correct
48	Correct	25 ms	5212 KB	Output is correct
49	Correct	29 ms	5212 KB	Output is correct
50	Correct	37 ms	5244 KB	Output is correct
51	Correct	21 ms	5212 KB	Output is correct
52	Correct	24 ms	5212 KB	Output is correct
53	Correct	32 ms	5212 KB	Output is correct
54	Correct	44 ms	5208 KB	Output is correct
55	Execution timed out	2029 ms	13560 KB	Time limit exceeded
56	Halted	0 ms	0 KB	-

답안 #914388

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