Submission #955088

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
955088	2024-03-29T11:00:26 Z	Abito	Port Facility (JOI17_port_facility)	C++17	22 / 100	6000 ms	61520 KB

port_facility

#include <bits/stdc++.h>
#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
typedef unsigned long long ull;
using namespace std;
const int N=1e6+5,M=1e9+7;
int n,l[N],r[N];
vector<int> adj[N];
bool c[N],vis[N];
int pow(int x,int y){
    if (!y) return 1;
    int z=pow(x,y/2);
    z=z*z%M;
    if (y&1) z=z*x%M;
    return z;
}
void dfs(int x,bool col){
    c[x]=col;vis[x]=1;
    for (auto u:adj[x]) if (!vis[u]) dfs(u,!col);
    return;
}
int32_t main(){
    ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
    cin>>n;
    for (int i=1;i<=n;i++) cin>>l[i]>>r[i];
    for (int i=1;i<=n;i++){
        for (int j=i+1;j<=n;j++){
            int L=max(l[i],l[j]),R=min(r[i],r[j]);
            if (L>R) continue;
            if (L==l[i] && R==r[i]) continue;
            if (L==l[j] && R==r[j]) continue;
            adj[i].pb(j);
            adj[j].pb(i);
        }
    }
    int cmp=0;
    for (int i=1;i<=n;i++){
        if (vis[i]) continue;
        dfs(i,0);
        cmp++;
    }
    bool ok=true;
    for (int i=1;i<=n;i++) for (auto u:adj[i]) ok&=(c[u]!=c[i]);
    cout<<pow(2,cmp)*ok<<endl;
    return 0;
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	10 ms	29020 KB	Output is correct
2	Correct	9 ms	29020 KB	Output is correct
3	Correct	6 ms	29020 KB	Output is correct
4	Correct	7 ms	29136 KB	Output is correct
5	Correct	6 ms	29020 KB	Output is correct
6	Correct	6 ms	29020 KB	Output is correct
7	Correct	6 ms	29020 KB	Output is correct
8	Correct	6 ms	29020 KB	Output is correct
9	Correct	7 ms	29140 KB	Output is correct
10	Correct	7 ms	29276 KB	Output is correct
11	Correct	6 ms	29020 KB	Output is correct
12	Correct	6 ms	29016 KB	Output is correct
13	Correct	7 ms	29020 KB	Output is correct
14	Correct	6 ms	29184 KB	Output is correct
15	Correct	6 ms	29020 KB	Output is correct
16	Correct	6 ms	29020 KB	Output is correct
17	Correct	6 ms	29020 KB	Output is correct
18	Correct	6 ms	29020 KB	Output is correct
19	Correct	6 ms	29020 KB	Output is correct
20	Correct	6 ms	29020 KB	Output is correct
21	Correct	6 ms	29120 KB	Output is correct
22	Correct	6 ms	29016 KB	Output is correct
23	Correct	6 ms	29020 KB	Output is correct
24	Correct	6 ms	29016 KB	Output is correct

Subtask #2
12.0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	10 ms	29020 KB	Output is correct
2	Correct	9 ms	29020 KB	Output is correct
3	Correct	6 ms	29020 KB	Output is correct
4	Correct	7 ms	29136 KB	Output is correct
5	Correct	6 ms	29020 KB	Output is correct
6	Correct	6 ms	29020 KB	Output is correct
7	Correct	6 ms	29020 KB	Output is correct
8	Correct	6 ms	29020 KB	Output is correct
9	Correct	7 ms	29140 KB	Output is correct
10	Correct	7 ms	29276 KB	Output is correct
11	Correct	6 ms	29020 KB	Output is correct
12	Correct	6 ms	29016 KB	Output is correct
13	Correct	7 ms	29020 KB	Output is correct
14	Correct	6 ms	29184 KB	Output is correct
15	Correct	6 ms	29020 KB	Output is correct
16	Correct	6 ms	29020 KB	Output is correct
17	Correct	6 ms	29020 KB	Output is correct
18	Correct	6 ms	29020 KB	Output is correct
19	Correct	6 ms	29020 KB	Output is correct
20	Correct	6 ms	29020 KB	Output is correct
21	Correct	6 ms	29120 KB	Output is correct
22	Correct	6 ms	29016 KB	Output is correct
23	Correct	6 ms	29020 KB	Output is correct
24	Correct	6 ms	29016 KB	Output is correct
25	Correct	16 ms	29532 KB	Output is correct
26	Correct	19 ms	29968 KB	Output is correct
27	Correct	15 ms	29788 KB	Output is correct
28	Correct	18 ms	30300 KB	Output is correct
29	Correct	17 ms	29784 KB	Output is correct
30	Correct	17 ms	30040 KB	Output is correct
31	Correct	18 ms	29788 KB	Output is correct
32	Correct	17 ms	29724 KB	Output is correct
33	Correct	15 ms	29480 KB	Output is correct
34	Correct	17 ms	29532 KB	Output is correct
35	Correct	8 ms	29020 KB	Output is correct
36	Correct	13 ms	29144 KB	Output is correct
37	Correct	44 ms	61520 KB	Output is correct
38	Correct	31 ms	45392 KB	Output is correct
39	Correct	8 ms	29280 KB	Output is correct
40	Correct	8 ms	29020 KB	Output is correct
41	Correct	38 ms	45740 KB	Output is correct
42	Correct	30 ms	45488 KB	Output is correct
43	Correct	9 ms	29272 KB	Output is correct
44	Correct	8 ms	29276 KB	Output is correct

Subtask #3
0 / 56.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	10 ms	29020 KB	Output is correct
2	Correct	9 ms	29020 KB	Output is correct
3	Correct	6 ms	29020 KB	Output is correct
4	Correct	7 ms	29136 KB	Output is correct
5	Correct	6 ms	29020 KB	Output is correct
6	Correct	6 ms	29020 KB	Output is correct
7	Correct	6 ms	29020 KB	Output is correct
8	Correct	6 ms	29020 KB	Output is correct
9	Correct	7 ms	29140 KB	Output is correct
10	Correct	7 ms	29276 KB	Output is correct
11	Correct	6 ms	29020 KB	Output is correct
12	Correct	6 ms	29016 KB	Output is correct
13	Correct	7 ms	29020 KB	Output is correct
14	Correct	6 ms	29184 KB	Output is correct
15	Correct	6 ms	29020 KB	Output is correct
16	Correct	6 ms	29020 KB	Output is correct
17	Correct	6 ms	29020 KB	Output is correct
18	Correct	6 ms	29020 KB	Output is correct
19	Correct	6 ms	29020 KB	Output is correct
20	Correct	6 ms	29020 KB	Output is correct
21	Correct	6 ms	29120 KB	Output is correct
22	Correct	6 ms	29016 KB	Output is correct
23	Correct	6 ms	29020 KB	Output is correct
24	Correct	6 ms	29016 KB	Output is correct
25	Correct	16 ms	29532 KB	Output is correct
26	Correct	19 ms	29968 KB	Output is correct
27	Correct	15 ms	29788 KB	Output is correct
28	Correct	18 ms	30300 KB	Output is correct
29	Correct	17 ms	29784 KB	Output is correct
30	Correct	17 ms	30040 KB	Output is correct
31	Correct	18 ms	29788 KB	Output is correct
32	Correct	17 ms	29724 KB	Output is correct
33	Correct	15 ms	29480 KB	Output is correct
34	Correct	17 ms	29532 KB	Output is correct
35	Correct	8 ms	29020 KB	Output is correct
36	Correct	13 ms	29144 KB	Output is correct
37	Correct	44 ms	61520 KB	Output is correct
38	Correct	31 ms	45392 KB	Output is correct
39	Correct	8 ms	29280 KB	Output is correct
40	Correct	8 ms	29020 KB	Output is correct
41	Correct	38 ms	45740 KB	Output is correct
42	Correct	30 ms	45488 KB	Output is correct
43	Correct	9 ms	29272 KB	Output is correct
44	Correct	8 ms	29276 KB	Output is correct
45	Execution timed out	6102 ms	43228 KB	Time limit exceeded
46	Halted	0 ms	0 KB	-

Subtask #4
0 / 22.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	10 ms	29020 KB	Output is correct
2	Correct	9 ms	29020 KB	Output is correct
3	Correct	6 ms	29020 KB	Output is correct
4	Correct	7 ms	29136 KB	Output is correct
5	Correct	6 ms	29020 KB	Output is correct
6	Correct	6 ms	29020 KB	Output is correct
7	Correct	6 ms	29020 KB	Output is correct
8	Correct	6 ms	29020 KB	Output is correct
9	Correct	7 ms	29140 KB	Output is correct
10	Correct	7 ms	29276 KB	Output is correct
11	Correct	6 ms	29020 KB	Output is correct
12	Correct	6 ms	29016 KB	Output is correct
13	Correct	7 ms	29020 KB	Output is correct
14	Correct	6 ms	29184 KB	Output is correct
15	Correct	6 ms	29020 KB	Output is correct
16	Correct	6 ms	29020 KB	Output is correct
17	Correct	6 ms	29020 KB	Output is correct
18	Correct	6 ms	29020 KB	Output is correct
19	Correct	6 ms	29020 KB	Output is correct
20	Correct	6 ms	29020 KB	Output is correct
21	Correct	6 ms	29120 KB	Output is correct
22	Correct	6 ms	29016 KB	Output is correct
23	Correct	6 ms	29020 KB	Output is correct
24	Correct	6 ms	29016 KB	Output is correct
25	Correct	16 ms	29532 KB	Output is correct
26	Correct	19 ms	29968 KB	Output is correct
27	Correct	15 ms	29788 KB	Output is correct
28	Correct	18 ms	30300 KB	Output is correct
29	Correct	17 ms	29784 KB	Output is correct
30	Correct	17 ms	30040 KB	Output is correct
31	Correct	18 ms	29788 KB	Output is correct
32	Correct	17 ms	29724 KB	Output is correct
33	Correct	15 ms	29480 KB	Output is correct
34	Correct	17 ms	29532 KB	Output is correct
35	Correct	8 ms	29020 KB	Output is correct
36	Correct	13 ms	29144 KB	Output is correct
37	Correct	44 ms	61520 KB	Output is correct
38	Correct	31 ms	45392 KB	Output is correct
39	Correct	8 ms	29280 KB	Output is correct
40	Correct	8 ms	29020 KB	Output is correct
41	Correct	38 ms	45740 KB	Output is correct
42	Correct	30 ms	45488 KB	Output is correct
43	Correct	9 ms	29272 KB	Output is correct
44	Correct	8 ms	29276 KB	Output is correct
45	Execution timed out	6102 ms	43228 KB	Time limit exceeded
46	Halted	0 ms	0 KB	-

Submission #955088

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 12.0 / 12.0

Subtask #3 0 / 56.0

Subtask #4 0 / 22.0

Subtask #1
10.0 / 10.0

Subtask #2
12.0 / 12.0

Subtask #3
0 / 56.0

Subtask #4
0 / 22.0