Submission #1107854

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
1107854	2024-11-02T08:26:47 Z	_callmelucian	Gift Exchange (JOI24_ho_t4)	C++14	50 / 100	2500 ms	6808 KB

Main

#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef long double ld;
typedef pair<ll,ll> pl;
typedef pair<int,int> pii;
typedef tuple<int,int,int> tt;

#define all(a) a.begin(), a.end()
#define filter(a) a.erase(unique(all(a)), a.end())

bool solve (vector<int> a, vector<int> b, int n) {
    vector<int> pa(n), pb(n);
    for (int i = 0; i < n; i++) pa[i] = pb[i] = i;

    sort(all(pa), [&] (int i, int j) { return a[i] < a[j]; });
    sort(all(pb), [&] (int i, int j) { return b[i] < b[j]; });

    for (int i = 0; i < n; i++) {
        if (pa[i] == pb[i]) {
            if (i - 1 >= 0 && a[pa[i - 1]] > b[pb[i]]) continue;
            if (i + 1 < n && a[pa[i]] > b[pb[i + 1]]) continue;
            return 0;
        }
        if (a[pa[i]] < b[pb[i]]) return 0;
    }
    return 1;
}

const int mn = 5e5 + 5;
int a[mn], b[mn];

int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);

    int n; cin >> n;
    for (int i = 1; i <= n; i++) cin >> a[i];
    for (int i = 1; i <= n; i++) cin >> b[i];

    int q; cin >> q;
    while (q--) {
        int l, r; cin >> l >> r;
        vector<int> vec_a, vec_b;
        for (int i = l; i <= r; i++) {
            vec_a.push_back(a[i]);
            vec_b.push_back(b[i]);
        }
        cout << (solve(vec_a, vec_b, r - l + 1) ? "Yes" : "No") << "\n";
    }

    return 0;
}

Subtask #1
4.0 / 4.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2384 KB	Output is correct
2	Correct	1 ms	2384 KB	Output is correct
3	Correct	2 ms	2384 KB	Output is correct
4	Correct	1 ms	2384 KB	Output is correct
5	Correct	1 ms	2384 KB	Output is correct
6	Correct	1 ms	2384 KB	Output is correct
7	Correct	1 ms	2384 KB	Output is correct
8	Correct	1 ms	2384 KB	Output is correct
9	Correct	1 ms	2384 KB	Output is correct
10	Correct	1 ms	2384 KB	Output is correct
11	Correct	1 ms	2384 KB	Output is correct
12	Correct	1 ms	2520 KB	Output is correct
13	Correct	1 ms	2384 KB	Output is correct
14	Correct	1 ms	2384 KB	Output is correct
15	Correct	1 ms	2384 KB	Output is correct
16	Correct	1 ms	2384 KB	Output is correct
17	Correct	1 ms	2520 KB	Output is correct
18	Correct	1 ms	2384 KB	Output is correct
19	Correct	1 ms	2384 KB	Output is correct
20	Correct	1 ms	2552 KB	Output is correct

Subtask #2
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2384 KB	Output is correct
2	Correct	1 ms	2384 KB	Output is correct
3	Correct	2 ms	2384 KB	Output is correct
4	Correct	1 ms	2384 KB	Output is correct
5	Correct	1 ms	2384 KB	Output is correct
6	Correct	1 ms	2384 KB	Output is correct
7	Correct	1 ms	2384 KB	Output is correct
8	Correct	1 ms	2384 KB	Output is correct
9	Correct	1 ms	2384 KB	Output is correct
10	Correct	1 ms	2384 KB	Output is correct
11	Correct	1 ms	2384 KB	Output is correct
12	Correct	1 ms	2520 KB	Output is correct
13	Correct	1 ms	2384 KB	Output is correct
14	Correct	1 ms	2384 KB	Output is correct
15	Correct	1 ms	2384 KB	Output is correct
16	Correct	1 ms	2384 KB	Output is correct
17	Correct	1 ms	2520 KB	Output is correct
18	Correct	1 ms	2384 KB	Output is correct
19	Correct	1 ms	2384 KB	Output is correct
20	Correct	1 ms	2552 KB	Output is correct
21	Correct	1 ms	2552 KB	Output is correct
22	Correct	2 ms	2384 KB	Output is correct
23	Correct	1 ms	2516 KB	Output is correct
24	Correct	1 ms	2384 KB	Output is correct
25	Correct	1 ms	2384 KB	Output is correct
26	Correct	1 ms	2552 KB	Output is correct
27	Correct	1 ms	2384 KB	Output is correct
28	Correct	1 ms	2384 KB	Output is correct
29	Correct	1 ms	2384 KB	Output is correct
30	Correct	1 ms	2384 KB	Output is correct
31	Correct	1 ms	2384 KB	Output is correct
32	Correct	1 ms	2384 KB	Output is correct
33	Correct	1 ms	2516 KB	Output is correct

Subtask #3
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2384 KB	Output is correct
2	Correct	1 ms	2384 KB	Output is correct
3	Correct	1 ms	2384 KB	Output is correct
4	Correct	35 ms	6608 KB	Output is correct
5	Correct	31 ms	6596 KB	Output is correct
6	Correct	39 ms	6504 KB	Output is correct
7	Correct	30 ms	6596 KB	Output is correct
8	Correct	30 ms	6592 KB	Output is correct
9	Correct	30 ms	6596 KB	Output is correct
10	Correct	29 ms	6596 KB	Output is correct
11	Correct	37 ms	6612 KB	Output is correct
12	Correct	30 ms	6596 KB	Output is correct

Subtask #4
31.0 / 31.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2384 KB	Output is correct
2	Correct	1 ms	2384 KB	Output is correct
3	Correct	2 ms	2384 KB	Output is correct
4	Correct	1 ms	2384 KB	Output is correct
5	Correct	1 ms	2384 KB	Output is correct
6	Correct	1 ms	2384 KB	Output is correct
7	Correct	1 ms	2384 KB	Output is correct
8	Correct	1 ms	2384 KB	Output is correct
9	Correct	1 ms	2384 KB	Output is correct
10	Correct	1 ms	2384 KB	Output is correct
11	Correct	1 ms	2384 KB	Output is correct
12	Correct	1 ms	2520 KB	Output is correct
13	Correct	1 ms	2384 KB	Output is correct
14	Correct	1 ms	2384 KB	Output is correct
15	Correct	1 ms	2384 KB	Output is correct
16	Correct	1 ms	2384 KB	Output is correct
17	Correct	1 ms	2520 KB	Output is correct
18	Correct	1 ms	2384 KB	Output is correct
19	Correct	1 ms	2384 KB	Output is correct
20	Correct	1 ms	2552 KB	Output is correct
21	Correct	1 ms	2552 KB	Output is correct
22	Correct	2 ms	2384 KB	Output is correct
23	Correct	1 ms	2516 KB	Output is correct
24	Correct	1 ms	2384 KB	Output is correct
25	Correct	1 ms	2384 KB	Output is correct
26	Correct	1 ms	2552 KB	Output is correct
27	Correct	1 ms	2384 KB	Output is correct
28	Correct	1 ms	2384 KB	Output is correct
29	Correct	1 ms	2384 KB	Output is correct
30	Correct	1 ms	2384 KB	Output is correct
31	Correct	1 ms	2384 KB	Output is correct
32	Correct	1 ms	2384 KB	Output is correct
33	Correct	1 ms	2516 KB	Output is correct
34	Correct	1 ms	2384 KB	Output is correct
35	Correct	1 ms	2384 KB	Output is correct
36	Correct	1 ms	2384 KB	Output is correct
37	Correct	35 ms	6608 KB	Output is correct
38	Correct	31 ms	6596 KB	Output is correct
39	Correct	39 ms	6504 KB	Output is correct
40	Correct	30 ms	6596 KB	Output is correct
41	Correct	30 ms	6592 KB	Output is correct
42	Correct	30 ms	6596 KB	Output is correct
43	Correct	29 ms	6596 KB	Output is correct
44	Correct	37 ms	6612 KB	Output is correct
45	Correct	30 ms	6596 KB	Output is correct
46	Correct	62 ms	4932 KB	Output is correct
47	Correct	51 ms	5484 KB	Output is correct
48	Correct	20 ms	4300 KB	Output is correct
49	Correct	42 ms	5600 KB	Output is correct
50	Correct	76 ms	5960 KB	Output is correct
51	Correct	58 ms	6080 KB	Output is correct
52	Correct	9 ms	3420 KB	Output is correct
53	Correct	19 ms	4444 KB	Output is correct
54	Correct	180 ms	6796 KB	Output is correct
55	Correct	186 ms	6808 KB	Output is correct
56	Correct	73 ms	6032 KB	Output is correct
57	Correct	62 ms	6088 KB	Output is correct
58	Correct	60 ms	6436 KB	Output is correct

Subtask #5
0 / 8.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2384 KB	Output is correct
2	Correct	1 ms	2520 KB	Output is correct
3	Correct	1 ms	2396 KB	Output is correct
4	Execution timed out	2594 ms	5928 KB	Time limit exceeded
5	Halted	0 ms	0 KB	-

Subtask #6
0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2384 KB	Output is correct
2	Correct	1 ms	2520 KB	Output is correct
3	Correct	1 ms	2396 KB	Output is correct
4	Execution timed out	2594 ms	5928 KB	Time limit exceeded
5	Halted	0 ms	0 KB	-

Subtask #7
0 / 18.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2384 KB	Output is correct
2	Correct	1 ms	2384 KB	Output is correct
3	Correct	2 ms	2384 KB	Output is correct
4	Correct	1 ms	2384 KB	Output is correct
5	Correct	1 ms	2384 KB	Output is correct
6	Correct	1 ms	2384 KB	Output is correct
7	Correct	1 ms	2384 KB	Output is correct
8	Correct	1 ms	2384 KB	Output is correct
9	Correct	1 ms	2384 KB	Output is correct
10	Correct	1 ms	2384 KB	Output is correct
11	Correct	1 ms	2384 KB	Output is correct
12	Correct	1 ms	2520 KB	Output is correct
13	Correct	1 ms	2384 KB	Output is correct
14	Correct	1 ms	2384 KB	Output is correct
15	Correct	1 ms	2384 KB	Output is correct
16	Correct	1 ms	2384 KB	Output is correct
17	Correct	1 ms	2520 KB	Output is correct
18	Correct	1 ms	2384 KB	Output is correct
19	Correct	1 ms	2384 KB	Output is correct
20	Correct	1 ms	2552 KB	Output is correct
21	Correct	1 ms	2552 KB	Output is correct
22	Correct	2 ms	2384 KB	Output is correct
23	Correct	1 ms	2516 KB	Output is correct
24	Correct	1 ms	2384 KB	Output is correct
25	Correct	1 ms	2384 KB	Output is correct
26	Correct	1 ms	2552 KB	Output is correct
27	Correct	1 ms	2384 KB	Output is correct
28	Correct	1 ms	2384 KB	Output is correct
29	Correct	1 ms	2384 KB	Output is correct
30	Correct	1 ms	2384 KB	Output is correct
31	Correct	1 ms	2384 KB	Output is correct
32	Correct	1 ms	2384 KB	Output is correct
33	Correct	1 ms	2516 KB	Output is correct
34	Correct	1 ms	2384 KB	Output is correct
35	Correct	1 ms	2384 KB	Output is correct
36	Correct	1 ms	2384 KB	Output is correct
37	Correct	35 ms	6608 KB	Output is correct
38	Correct	31 ms	6596 KB	Output is correct
39	Correct	39 ms	6504 KB	Output is correct
40	Correct	30 ms	6596 KB	Output is correct
41	Correct	30 ms	6592 KB	Output is correct
42	Correct	30 ms	6596 KB	Output is correct
43	Correct	29 ms	6596 KB	Output is correct
44	Correct	37 ms	6612 KB	Output is correct
45	Correct	30 ms	6596 KB	Output is correct
46	Correct	62 ms	4932 KB	Output is correct
47	Correct	51 ms	5484 KB	Output is correct
48	Correct	20 ms	4300 KB	Output is correct
49	Correct	42 ms	5600 KB	Output is correct
50	Correct	76 ms	5960 KB	Output is correct
51	Correct	58 ms	6080 KB	Output is correct
52	Correct	9 ms	3420 KB	Output is correct
53	Correct	19 ms	4444 KB	Output is correct
54	Correct	180 ms	6796 KB	Output is correct
55	Correct	186 ms	6808 KB	Output is correct
56	Correct	73 ms	6032 KB	Output is correct
57	Correct	62 ms	6088 KB	Output is correct
58	Correct	60 ms	6436 KB	Output is correct
59	Correct	1 ms	2384 KB	Output is correct
60	Correct	1 ms	2520 KB	Output is correct
61	Correct	1 ms	2396 KB	Output is correct
62	Execution timed out	2594 ms	5928 KB	Time limit exceeded
63	Halted	0 ms	0 KB	-

Subtask #8
0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2384 KB	Output is correct
2	Correct	1 ms	2384 KB	Output is correct
3	Correct	2 ms	2384 KB	Output is correct
4	Correct	1 ms	2384 KB	Output is correct
5	Correct	1 ms	2384 KB	Output is correct
6	Correct	1 ms	2384 KB	Output is correct
7	Correct	1 ms	2384 KB	Output is correct
8	Correct	1 ms	2384 KB	Output is correct
9	Correct	1 ms	2384 KB	Output is correct
10	Correct	1 ms	2384 KB	Output is correct
11	Correct	1 ms	2384 KB	Output is correct
12	Correct	1 ms	2520 KB	Output is correct
13	Correct	1 ms	2384 KB	Output is correct
14	Correct	1 ms	2384 KB	Output is correct
15	Correct	1 ms	2384 KB	Output is correct
16	Correct	1 ms	2384 KB	Output is correct
17	Correct	1 ms	2520 KB	Output is correct
18	Correct	1 ms	2384 KB	Output is correct
19	Correct	1 ms	2384 KB	Output is correct
20	Correct	1 ms	2552 KB	Output is correct
21	Correct	1 ms	2552 KB	Output is correct
22	Correct	2 ms	2384 KB	Output is correct
23	Correct	1 ms	2516 KB	Output is correct
24	Correct	1 ms	2384 KB	Output is correct
25	Correct	1 ms	2384 KB	Output is correct
26	Correct	1 ms	2552 KB	Output is correct
27	Correct	1 ms	2384 KB	Output is correct
28	Correct	1 ms	2384 KB	Output is correct
29	Correct	1 ms	2384 KB	Output is correct
30	Correct	1 ms	2384 KB	Output is correct
31	Correct	1 ms	2384 KB	Output is correct
32	Correct	1 ms	2384 KB	Output is correct
33	Correct	1 ms	2516 KB	Output is correct
34	Correct	1 ms	2384 KB	Output is correct
35	Correct	1 ms	2384 KB	Output is correct
36	Correct	1 ms	2384 KB	Output is correct
37	Correct	35 ms	6608 KB	Output is correct
38	Correct	31 ms	6596 KB	Output is correct
39	Correct	39 ms	6504 KB	Output is correct
40	Correct	30 ms	6596 KB	Output is correct
41	Correct	30 ms	6592 KB	Output is correct
42	Correct	30 ms	6596 KB	Output is correct
43	Correct	29 ms	6596 KB	Output is correct
44	Correct	37 ms	6612 KB	Output is correct
45	Correct	30 ms	6596 KB	Output is correct
46	Correct	62 ms	4932 KB	Output is correct
47	Correct	51 ms	5484 KB	Output is correct
48	Correct	20 ms	4300 KB	Output is correct
49	Correct	42 ms	5600 KB	Output is correct
50	Correct	76 ms	5960 KB	Output is correct
51	Correct	58 ms	6080 KB	Output is correct
52	Correct	9 ms	3420 KB	Output is correct
53	Correct	19 ms	4444 KB	Output is correct
54	Correct	180 ms	6796 KB	Output is correct
55	Correct	186 ms	6808 KB	Output is correct
56	Correct	73 ms	6032 KB	Output is correct
57	Correct	62 ms	6088 KB	Output is correct
58	Correct	60 ms	6436 KB	Output is correct
59	Correct	1 ms	2384 KB	Output is correct
60	Correct	1 ms	2520 KB	Output is correct
61	Correct	1 ms	2396 KB	Output is correct
62	Execution timed out	2594 ms	5928 KB	Time limit exceeded
63	Halted	0 ms	0 KB	-

Submission #1107854

Compilation message