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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#784420#9641. Two permutationsA_programmer0 4ms14376kbC++171.8kb2024-11-26 14:57:442024-11-26 14:57:44

Judging History

你现在查看的是最新测评结果

  • [2024-11-26 14:57:44]
  • 评测
  • 测评结果:0
  • 用时:4ms
  • 内存:14376kb
  • [2024-11-26 14:57:44]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;
 
typedef long long ll;
const ll mod = 998244353;
const int maxn = 2e5 + 5;
const int N = 4e5 + 10;

int a[maxn], hd1[maxn], tl1[maxn], hd2[maxn], tl2[maxn], nxt[N], n;
int p1[maxn], p2[maxn];
vector<int> g[maxn];

void dfs(int u)
{
    sort(g[u].begin(), g[u].end());
    hd1[u] = tl1[u] = u, hd2[u] = tl2[u] = u + n;
    int tmph = 0, tmpt = 0;
    for (int v : g[u])
    {
        dfs(v);
        nxt[tl2[u]] = hd2[v], tl2[u] = v;
        if (tmph && nxt[v]) nxt[tmpt] = nxt[v], tmpt = tl2[v];
        else if (nxt[v]) tmph = nxt[v], tmpt = tl2[v];
        if (nxt[hd1[v]]) nxt[tl1[u]] = nxt[hd1[v]], tl1[u] = tl1[v];
    }
    if (tmph) nxt[tl2[u]] = tmph, tl2[u] = tmpt;
    else nxt[tl2[u]] = 0;
    reverse(g[u].begin(), g[u].end());
    for (int v : g[u]) nxt[hd1[v]] = hd1[u], hd1[u] = hd1[v];
    swap(hd1[u], hd2[u]), swap(tl1[u], tl2[u]);
}

// bool c[maxn];

void work()
{
    cin >> n;
    for (int i = 0; i <= n; i++) g[i].clear(), hd1[i] = hd2[i] = tl1[i] = tl2[i] = 0;
    for (int i = 1; i <= n; i++) cin >> a[i];
    for (int i = 1; i <= n; i++)
        if (a[i] > i) return cout << "No\n", void();
        else if (a[i] < i) g[a[i]].emplace_back(i);
    for (int i = 1; i <= 2 * n; i++) nxt[i] = 0;

    int t = 0;
    for (int i = 1; i <= n; i++)
        if (a[i] == i)
        {
            dfs(i);
            for (int j = hd1[i], k = hd2[i]; j; j = nxt[j], k = nxt[k]) p1[++t] = (j > n ? j - n : j), p2[t] = (k > n ? k - n : k);
        }
    cout << "Yes\n";
    for (int i = 1; i <= n; i++) cout << p1[i] << " ";
    for (int i = 1; i <= n; i++) cout << p2[i] << " ";
    cout << "\n";
}

int main()
{
    freopen("c.in", "r", stdin);
    ios::sync_with_stdio(0), cin.tie(0);

    int T; cin >> T;
    while (T--) work();
    return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Subtask #1:

score: 0
Wrong Answer

Test #1:

score: 0
Wrong Answer
time: 0ms
memory: 11824kb

input:

10
1
1
2
1 1
3
1 2 2
4
1 1 3 2
5
1 2 1 2 1
2
1 1
1
1
3
1 2 2
1
1
5
1 1 1 3 2

output:

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

...

result:

wrong output format Expected integer, but "Yes" found

Subtask #2:

score: 0
Wrong Answer

Test #4:

score: 0
Wrong Answer
time: 4ms
memory: 12740kb

input:

10
10
1 2 3 4 3 1 2 4 3 8
10
1 2 1 1 4 6 4 5 2 9
10
1 2 2 4 5 3 7 7 2 3
10
1 1 2 4 5 4 3 5 7 7
10
1 2 2 4 4 1 6 6 6 10
10
1 2 2 4 1 3 7 7 1 10
10
1 2 3 4 2 1 3 3 1 7
10
1 1 1 4 5 1 3 5 4 7
10
1 2 2 1 1 2 6 5 8 5
10
1 2 2 2 5 3 6 2 4 5

output:

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

...

result:

wrong output format Expected integer, but "Yes" found

Subtask #3:

score: 0
Wrong Answer

Test #7:

score: 0
Wrong Answer
time: 4ms
memory: 14376kb

input:

10
177329
1 1 2 2 1 4 1 2 3 3 2 3 4 1 2 3 3 2 2 2 2 3 4 3 1 2 4 2 4 1 4 2 2 4 1 3 3 4 1 1 1 3 2 4 3 3 2 4 2 2 4 1 1 4 3 1 4 4 4 3 1 4 1 3 2 1 2 3 2 4 2 4 4 2 1 3 2 2 2 3 3 1 4 1 3 1 2 4 1 4 2 3 4 3 1 4 4 1 2 2 3 3 4 1 4 4 3 4 3 2 1 2 4 3 1 1 4 4 4 2 3 4 3 3 3 1 4 4 1 1 2 4 4 1 3 4 4 4 2 1 2 2 1 2 3 ...

output:

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

...

result:

wrong output format Expected integer, but "Yes" found

Subtask #4:

score: 0
Wrong Answer

Test #13:

score: 0
Wrong Answer
time: 4ms
memory: 11980kb

input:

10
199850
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 10...

output:

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

...

result:

wrong output format Expected integer, but "Yes" found

Subtask #5:

score: 0
Wrong Answer

Test #19:

score: 0
Wrong Answer
time: 0ms
memory: 11652kb

input:

10
199755
1 2 1 3 5 1 6 7 2 1 5 6 10 9 12 2 4 14 2 18 5 17 23 4 6 7 4 6 20 27 16 24 29 8 33 26 33 27 17 39 5 33 34 41 4 16 24 19 42 8 29 48 48 27 37 24 43 13 4 28 38 27 38 23 29 55 14 62 26 9 62 20 35 31 57 74 69 5 26 60 33 59 5 19 21 45 15 87 3 54 17 2 57 36 18 67 25 62 47 53 89 27 5 59 75 77 29 9 ...

output:

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

...

result:

wrong output format Expected integer, but "Yes" found