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Submission #810672

# Submission time Handle Problem Language Result Execution time Memory
810672 2023-08-06T14:00:01 Z _martynas Stone Arranging 2 (JOI23_ho_t1) C++17
100 / 100
 216 ms 20624 KB 
#include <bits/stdc++.h>

using namespace std;

#define fi first
#define se second
#define pb push_back

using pii = pair<int, int>;

const int mxn = 2e5+5;

int n;
int A[mxn];

int main() {
    cin >> n;
    stack<pii> st;
    set<int> S;
    for(int i = 0; i < n; i++) {
        cin >> A[i];
    }
    st.push({A[0], 0}); S.insert(A[0]);
    vector<pii> events[mxn];
    for(int i = 1; i < n; i++) {
        int j = -1;
        while(S.count(A[i])) {
            j = st.top().se;
            S.erase(st.top().fi);
            st.pop();
        }
        st.push({A[i], i});
        S.insert(A[i]);
        if(j != -1) {
            events[i].pb({A[i], j});
        }
    }
    queue<pii> Q;
    for(int i = n-1; i >= 0; i--) {
        assert(events[i].size() <= 1);
        for(auto p : events[i]) {
            Q.push(p);
        }
        while(!Q.empty() && Q.front().se > i) {
            Q.pop();
        }
        if(!Q.empty()) {
            A[i] = Q.front().fi;
        }
    }
    for(int i = 0; i < n; i++) {
        cout << A[i] << " ";
    }
    return 0;
}

Subtask #1
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4948 KB Output is correct
2 Correct 3 ms 4948 KB Output is correct
3 Correct 2 ms 4948 KB Output is correct
4 Correct 2 ms 4948 KB Output is correct
5 Correct 2 ms 5000 KB Output is correct
6 Correct 3 ms 5000 KB Output is correct
7 Correct 3 ms 4948 KB Output is correct
8 Correct 2 ms 4948 KB Output is correct
9 Correct 3 ms 4948 KB Output is correct
10 Correct 3 ms 5000 KB Output is correct
11 Correct 3 ms 5076 KB Output is correct
12 Correct 3 ms 4948 KB Output is correct
13 Correct 3 ms 5008 KB Output is correct
14 Correct 3 ms 4948 KB Output is correct
15 Correct 4 ms 5000 KB Output is correct
16 Correct 3 ms 4948 KB Output is correct
17 Correct 3 ms 5144 KB Output is correct
18 Correct 3 ms 5076 KB Output is correct
19 Correct 5 ms 5076 KB Output is correct
20 Correct 3 ms 5076 KB Output is correct
21 Correct 5 ms 5076 KB Output is correct
22 Correct 3 ms 5076 KB Output is correct
23 Correct 5 ms 5076 KB Output is correct
24 Correct 5 ms 5016 KB Output is correct
25 Correct 5 ms 5076 KB Output is correct
26 Correct 5 ms 5076 KB Output is correct
27 Correct 3 ms 4948 KB Output is correct
28 Correct 3 ms 5076 KB Output is correct
29 Correct 5 ms 5004 KB Output is correct
30 Correct 4 ms 5008 KB Output is correct

Subtask #2
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4948 KB Output is correct
2 Correct 2 ms 4948 KB Output is correct
3 Correct 2 ms 4948 KB Output is correct
4 Correct 2 ms 5004 KB Output is correct
5 Correct 3 ms 5008 KB Output is correct
6 Correct 2 ms 4948 KB Output is correct
7 Correct 2 ms 5004 KB Output is correct
8 Correct 2 ms 5000 KB Output is correct
9 Correct 3 ms 5076 KB Output is correct
10 Correct 4 ms 4948 KB Output is correct
11 Correct 3 ms 5008 KB Output is correct
12 Correct 3 ms 4948 KB Output is correct
13 Correct 3 ms 4948 KB Output is correct
14 Correct 3 ms 4948 KB Output is correct
15 Correct 3 ms 4948 KB Output is correct
16 Correct 3 ms 5004 KB Output is correct
17 Correct 53 ms 12640 KB Output is correct
18 Correct 54 ms 12804 KB Output is correct
19 Correct 59 ms 11244 KB Output is correct
20 Correct 54 ms 11136 KB Output is correct
21 Correct 54 ms 11232 KB Output is correct
22 Correct 55 ms 11212 KB Output is correct
23 Correct 72 ms 11160 KB Output is correct
24 Correct 55 ms 11212 KB Output is correct
25 Correct 55 ms 11144 KB Output is correct
26 Correct 78 ms 11248 KB Output is correct
27 Correct 55 ms 11236 KB Output is correct
28 Correct 65 ms 11184 KB Output is correct
29 Correct 50 ms 9600 KB Output is correct
30 Correct 55 ms 12752 KB Output is correct
31 Correct 54 ms 12736 KB Output is correct

Subtask #3
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4948 KB Output is correct
2 Correct 3 ms 4948 KB Output is correct
3 Correct 2 ms 4948 KB Output is correct
4 Correct 2 ms 4948 KB Output is correct
5 Correct 2 ms 5000 KB Output is correct
6 Correct 3 ms 5000 KB Output is correct
7 Correct 3 ms 4948 KB Output is correct
8 Correct 2 ms 4948 KB Output is correct
9 Correct 3 ms 4948 KB Output is correct
10 Correct 3 ms 5000 KB Output is correct
11 Correct 3 ms 5076 KB Output is correct
12 Correct 3 ms 4948 KB Output is correct
13 Correct 3 ms 5008 KB Output is correct
14 Correct 3 ms 4948 KB Output is correct
15 Correct 4 ms 5000 KB Output is correct
16 Correct 3 ms 4948 KB Output is correct
17 Correct 3 ms 5144 KB Output is correct
18 Correct 3 ms 5076 KB Output is correct
19 Correct 5 ms 5076 KB Output is correct
20 Correct 3 ms 5076 KB Output is correct
21 Correct 5 ms 5076 KB Output is correct
22 Correct 3 ms 5076 KB Output is correct
23 Correct 5 ms 5076 KB Output is correct
24 Correct 5 ms 5016 KB Output is correct
25 Correct 5 ms 5076 KB Output is correct
26 Correct 5 ms 5076 KB Output is correct
27 Correct 3 ms 4948 KB Output is correct
28 Correct 3 ms 5076 KB Output is correct
29 Correct 5 ms 5004 KB Output is correct
30 Correct 4 ms 5008 KB Output is correct
31 Correct 2 ms 4948 KB Output is correct
32 Correct 2 ms 4948 KB Output is correct
33 Correct 2 ms 4948 KB Output is correct
34 Correct 2 ms 5004 KB Output is correct
35 Correct 3 ms 5008 KB Output is correct
36 Correct 2 ms 4948 KB Output is correct
37 Correct 2 ms 5004 KB Output is correct
38 Correct 2 ms 5000 KB Output is correct
39 Correct 3 ms 5076 KB Output is correct
40 Correct 4 ms 4948 KB Output is correct
41 Correct 3 ms 5008 KB Output is correct
42 Correct 3 ms 4948 KB Output is correct
43 Correct 3 ms 4948 KB Output is correct
44 Correct 3 ms 4948 KB Output is correct
45 Correct 3 ms 4948 KB Output is correct
46 Correct 3 ms 5004 KB Output is correct
47 Correct 53 ms 12640 KB Output is correct
48 Correct 54 ms 12804 KB Output is correct
49 Correct 59 ms 11244 KB Output is correct
50 Correct 54 ms 11136 KB Output is correct
51 Correct 54 ms 11232 KB Output is correct
52 Correct 55 ms 11212 KB Output is correct
53 Correct 72 ms 11160 KB Output is correct
54 Correct 55 ms 11212 KB Output is correct
55 Correct 55 ms 11144 KB Output is correct
56 Correct 78 ms 11248 KB Output is correct
57 Correct 55 ms 11236 KB Output is correct
58 Correct 65 ms 11184 KB Output is correct
59 Correct 50 ms 9600 KB Output is correct
60 Correct 55 ms 12752 KB Output is correct
61 Correct 54 ms 12736 KB Output is correct
62 Correct 91 ms 15912 KB Output is correct
63 Correct 156 ms 13928 KB Output is correct
64 Correct 175 ms 12828 KB Output is correct
65 Correct 106 ms 14080 KB Output is correct
66 Correct 95 ms 13980 KB Output is correct
67 Correct 88 ms 14408 KB Output is correct
68 Correct 138 ms 14384 KB Output is correct
69 Correct 89 ms 13664 KB Output is correct
70 Correct 99 ms 13644 KB Output is correct
71 Correct 88 ms 13580 KB Output is correct
72 Correct 92 ms 12660 KB Output is correct
73 Correct 153 ms 14932 KB Output is correct
74 Correct 174 ms 15292 KB Output is correct
75 Correct 153 ms 20324 KB Output is correct
76 Correct 216 ms 20624 KB Output is correct
77 Correct 156 ms 20620 KB Output is correct
78 Correct 152 ms 20036 KB Output is correct