#include <bits/stdc++.h>
using namespace std;
int main() {
int n;
cin >> n;
vector<pair<int, int>> S;
set<int> in_stack;
for (int i = 0; i < n; i++) {
int x;
cin >> x;
if (in_stack.count(x)) {
while (S.back().first != x) {
in_stack.erase(S.back().first);
S.pop_back();
}
} else {
in_stack.insert(x);
S.emplace_back(x, i);
}
}
S.emplace_back(-1, n);
for (int i = 0; i < (int)S.size() - 1; i++) {
for (int j = S[i].second; j < S[i + 1].second; j++) {
cout << S[i].first << "\n";
}
}
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
1 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
296 KB |
Output is correct |
17 |
Correct |
2 ms |
340 KB |
Output is correct |
18 |
Correct |
2 ms |
436 KB |
Output is correct |
19 |
Correct |
2 ms |
340 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
212 KB |
Output is correct |
22 |
Correct |
2 ms |
316 KB |
Output is correct |
23 |
Correct |
1 ms |
212 KB |
Output is correct |
24 |
Correct |
1 ms |
340 KB |
Output is correct |
25 |
Correct |
1 ms |
308 KB |
Output is correct |
26 |
Correct |
1 ms |
296 KB |
Output is correct |
27 |
Correct |
1 ms |
212 KB |
Output is correct |
28 |
Correct |
1 ms |
212 KB |
Output is correct |
29 |
Correct |
2 ms |
340 KB |
Output is correct |
30 |
Correct |
1 ms |
312 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
1 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
47 ms |
588 KB |
Output is correct |
18 |
Correct |
40 ms |
636 KB |
Output is correct |
19 |
Correct |
37 ms |
684 KB |
Output is correct |
20 |
Correct |
37 ms |
668 KB |
Output is correct |
21 |
Correct |
37 ms |
572 KB |
Output is correct |
22 |
Correct |
37 ms |
676 KB |
Output is correct |
23 |
Correct |
37 ms |
588 KB |
Output is correct |
24 |
Correct |
45 ms |
652 KB |
Output is correct |
25 |
Correct |
42 ms |
660 KB |
Output is correct |
26 |
Correct |
37 ms |
672 KB |
Output is correct |
27 |
Correct |
37 ms |
672 KB |
Output is correct |
28 |
Correct |
54 ms |
668 KB |
Output is correct |
29 |
Correct |
46 ms |
656 KB |
Output is correct |
30 |
Correct |
33 ms |
556 KB |
Output is correct |
31 |
Correct |
36 ms |
672 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
1 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
296 KB |
Output is correct |
17 |
Correct |
2 ms |
340 KB |
Output is correct |
18 |
Correct |
2 ms |
436 KB |
Output is correct |
19 |
Correct |
2 ms |
340 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
212 KB |
Output is correct |
22 |
Correct |
2 ms |
316 KB |
Output is correct |
23 |
Correct |
1 ms |
212 KB |
Output is correct |
24 |
Correct |
1 ms |
340 KB |
Output is correct |
25 |
Correct |
1 ms |
308 KB |
Output is correct |
26 |
Correct |
1 ms |
296 KB |
Output is correct |
27 |
Correct |
1 ms |
212 KB |
Output is correct |
28 |
Correct |
1 ms |
212 KB |
Output is correct |
29 |
Correct |
2 ms |
340 KB |
Output is correct |
30 |
Correct |
1 ms |
312 KB |
Output is correct |
31 |
Correct |
1 ms |
212 KB |
Output is correct |
32 |
Correct |
0 ms |
212 KB |
Output is correct |
33 |
Correct |
1 ms |
212 KB |
Output is correct |
34 |
Correct |
0 ms |
212 KB |
Output is correct |
35 |
Correct |
1 ms |
212 KB |
Output is correct |
36 |
Correct |
1 ms |
212 KB |
Output is correct |
37 |
Correct |
0 ms |
212 KB |
Output is correct |
38 |
Correct |
1 ms |
212 KB |
Output is correct |
39 |
Correct |
1 ms |
212 KB |
Output is correct |
40 |
Correct |
1 ms |
212 KB |
Output is correct |
41 |
Correct |
1 ms |
212 KB |
Output is correct |
42 |
Correct |
1 ms |
212 KB |
Output is correct |
43 |
Correct |
1 ms |
212 KB |
Output is correct |
44 |
Correct |
1 ms |
212 KB |
Output is correct |
45 |
Correct |
1 ms |
212 KB |
Output is correct |
46 |
Correct |
1 ms |
212 KB |
Output is correct |
47 |
Correct |
47 ms |
588 KB |
Output is correct |
48 |
Correct |
40 ms |
636 KB |
Output is correct |
49 |
Correct |
37 ms |
684 KB |
Output is correct |
50 |
Correct |
37 ms |
668 KB |
Output is correct |
51 |
Correct |
37 ms |
572 KB |
Output is correct |
52 |
Correct |
37 ms |
676 KB |
Output is correct |
53 |
Correct |
37 ms |
588 KB |
Output is correct |
54 |
Correct |
45 ms |
652 KB |
Output is correct |
55 |
Correct |
42 ms |
660 KB |
Output is correct |
56 |
Correct |
37 ms |
672 KB |
Output is correct |
57 |
Correct |
37 ms |
672 KB |
Output is correct |
58 |
Correct |
54 ms |
668 KB |
Output is correct |
59 |
Correct |
46 ms |
656 KB |
Output is correct |
60 |
Correct |
33 ms |
556 KB |
Output is correct |
61 |
Correct |
36 ms |
672 KB |
Output is correct |
62 |
Correct |
75 ms |
4232 KB |
Output is correct |
63 |
Correct |
150 ms |
8428 KB |
Output is correct |
64 |
Correct |
139 ms |
7260 KB |
Output is correct |
65 |
Correct |
69 ms |
3852 KB |
Output is correct |
66 |
Correct |
68 ms |
3676 KB |
Output is correct |
67 |
Correct |
74 ms |
4152 KB |
Output is correct |
68 |
Correct |
83 ms |
3592 KB |
Output is correct |
69 |
Correct |
75 ms |
2696 KB |
Output is correct |
70 |
Correct |
96 ms |
4036 KB |
Output is correct |
71 |
Correct |
74 ms |
3908 KB |
Output is correct |
72 |
Correct |
74 ms |
3128 KB |
Output is correct |
73 |
Correct |
185 ms |
9352 KB |
Output is correct |
74 |
Correct |
125 ms |
9664 KB |
Output is correct |
75 |
Correct |
138 ms |
14688 KB |
Output is correct |
76 |
Correct |
197 ms |
15100 KB |
Output is correct |
77 |
Correct |
138 ms |
15124 KB |
Output is correct |
78 |
Correct |
155 ms |
13728 KB |
Output is correct |