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Submission #713397

# Submission time Handle Problem Language Result Execution time Memory
713397 2023-03-21T21:28:58 Z ammar2000 Village (BOI20_village) C++17
50 / 100
 142 ms 19596 KB 
#include<bits/stdc++.h>
#define ll long long
#define pb push_back
#define F first
#define S second
#define coy cout<<"YES\n"
#define con cout<<"NO\n"
#define co1 cout<<"-1\n"
#define sc(x) scanf("%lld",&x)
#define all(x) x.begin(),x.end()
#define fast ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
using namespace std;
const int SI=2e5+7;
ll INF=8e18+7;
int MOD=1e9+7;
int dx[] = {1 , -1 , 0 , 0};
int dy[] = {0 , 0 , 1 , -1};
int T=1;
ll ss;
ll n,dp[SI],up[SI],ans[SI];
vector < ll> v[SI];
void bt( int x=1,int pa=0)
{
     for (auto i:v[x])
     {
         if (i==pa)
            continue;
         bt(i,x);
         if (up[i]==0)
         {
             swap(ans[x],ans[i]);
             ss+=2;
             up[x]=1;
         }
     }
}
void solver()
{
    cin>>n;
    ans[n]=n;
    for (int i=1;i<n;i++)
    {
        ans[i]=i;
        int a,b;
        cin>>a>>b;
        v[a].pb(b);
        v[b].pb(a);
    }
    bt();
    if(ans[1]==1)
        ss+=2,swap(ans[1],ans[v[1].back()]);
    cout <<ss<<" 0\n";
    for (int i=1;i<=n;i++)
        cout <<ans[i]<<" ";
    for (int i=1;i<=n;i++)
        cout <<ans[i]<<" ";
}
int main()
{
   //fast
   while (T--)
     solver();
   return 0;
}

Subtask #1
6.0 / 12.0

# Verdict Execution time Memory Grader output
1 Partially correct 3 ms 5008 KB Partially correct
2 Partially correct 3 ms 4948 KB Partially correct
3 Partially correct 4 ms 4948 KB Partially correct
4 Partially correct 3 ms 4948 KB Partially correct
5 Partially correct 3 ms 4948 KB Partially correct
6 Partially correct 3 ms 4948 KB Partially correct
7 Partially correct 3 ms 5004 KB Partially correct
8 Partially correct 3 ms 4948 KB Partially correct
9 Partially correct 3 ms 4948 KB Partially correct
10 Partially correct 3 ms 4948 KB Partially correct
11 Partially correct 3 ms 5008 KB Partially correct
12 Partially correct 3 ms 4948 KB Partially correct
13 Partially correct 3 ms 4948 KB Partially correct
14 Partially correct 3 ms 5004 KB Partially correct
15 Partially correct 3 ms 4948 KB Partially correct
16 Partially correct 3 ms 4948 KB Partially correct
17 Partially correct 4 ms 5008 KB Partially correct

Subtask #2
19.0 / 38.0

# Verdict Execution time Memory Grader output
1 Partially correct 4 ms 5008 KB Partially correct
2 Partially correct 3 ms 4948 KB Partially correct
3 Partially correct 3 ms 5012 KB Partially correct
4 Partially correct 4 ms 5076 KB Partially correct
5 Partially correct 4 ms 5076 KB Partially correct
6 Partially correct 4 ms 5076 KB Partially correct
7 Partially correct 4 ms 5028 KB Partially correct
8 Partially correct 4 ms 5016 KB Partially correct
9 Partially correct 3 ms 5012 KB Partially correct
10 Partially correct 4 ms 5076 KB Partially correct
11 Partially correct 4 ms 5076 KB Partially correct
12 Partially correct 5 ms 5076 KB Partially correct
13 Partially correct 3 ms 5076 KB Partially correct
14 Partially correct 4 ms 5076 KB Partially correct
15 Partially correct 4 ms 5012 KB Partially correct
16 Partially correct 4 ms 5012 KB Partially correct
17 Partially correct 4 ms 5016 KB Partially correct
18 Partially correct 4 ms 5076 KB Partially correct
19 Partially correct 4 ms 5076 KB Partially correct
20 Partially correct 4 ms 5012 KB Partially correct
21 Partially correct 4 ms 5008 KB Partially correct
22 Partially correct 4 ms 5012 KB Partially correct
23 Partially correct 3 ms 5016 KB Partially correct
24 Partially correct 4 ms 5076 KB Partially correct
25 Partially correct 3 ms 4948 KB Partially correct
26 Partially correct 4 ms 5088 KB Partially correct
27 Partially correct 3 ms 5004 KB Partially correct
28 Partially correct 4 ms 5008 KB Partially correct
29 Partially correct 4 ms 5076 KB Partially correct
30 Partially correct 4 ms 5008 KB Partially correct

Subtask #3
25.0 / 50.0

# Verdict Execution time Memory Grader output
1 Partially correct 3 ms 5008 KB Partially correct
2 Partially correct 3 ms 4948 KB Partially correct
3 Partially correct 4 ms 4948 KB Partially correct
4 Partially correct 3 ms 4948 KB Partially correct
5 Partially correct 3 ms 4948 KB Partially correct
6 Partially correct 3 ms 4948 KB Partially correct
7 Partially correct 3 ms 5004 KB Partially correct
8 Partially correct 3 ms 4948 KB Partially correct
9 Partially correct 3 ms 4948 KB Partially correct
10 Partially correct 3 ms 4948 KB Partially correct
11 Partially correct 3 ms 5008 KB Partially correct
12 Partially correct 3 ms 4948 KB Partially correct
13 Partially correct 3 ms 4948 KB Partially correct
14 Partially correct 3 ms 5004 KB Partially correct
15 Partially correct 3 ms 4948 KB Partially correct
16 Partially correct 3 ms 4948 KB Partially correct
17 Partially correct 4 ms 5008 KB Partially correct
18 Partially correct 4 ms 5008 KB Partially correct
19 Partially correct 3 ms 4948 KB Partially correct
20 Partially correct 3 ms 5012 KB Partially correct
21 Partially correct 4 ms 5076 KB Partially correct
22 Partially correct 4 ms 5076 KB Partially correct
23 Partially correct 4 ms 5076 KB Partially correct
24 Partially correct 4 ms 5028 KB Partially correct
25 Partially correct 4 ms 5016 KB Partially correct
26 Partially correct 3 ms 5012 KB Partially correct
27 Partially correct 4 ms 5076 KB Partially correct
28 Partially correct 4 ms 5076 KB Partially correct
29 Partially correct 5 ms 5076 KB Partially correct
30 Partially correct 3 ms 5076 KB Partially correct
31 Partially correct 4 ms 5076 KB Partially correct
32 Partially correct 4 ms 5012 KB Partially correct
33 Partially correct 4 ms 5012 KB Partially correct
34 Partially correct 4 ms 5016 KB Partially correct
35 Partially correct 4 ms 5076 KB Partially correct
36 Partially correct 4 ms 5076 KB Partially correct
37 Partially correct 4 ms 5012 KB Partially correct
38 Partially correct 4 ms 5008 KB Partially correct
39 Partially correct 4 ms 5012 KB Partially correct
40 Partially correct 3 ms 5016 KB Partially correct
41 Partially correct 4 ms 5076 KB Partially correct
42 Partially correct 3 ms 4948 KB Partially correct
43 Partially correct 4 ms 5088 KB Partially correct
44 Partially correct 3 ms 5004 KB Partially correct
45 Partially correct 4 ms 5008 KB Partially correct
46 Partially correct 4 ms 5076 KB Partially correct
47 Partially correct 4 ms 5008 KB Partially correct
48 Partially correct 85 ms 11892 KB Partially correct
49 Partially correct 120 ms 12556 KB Partially correct
50 Partially correct 94 ms 12668 KB Partially correct
51 Partially correct 84 ms 10836 KB Partially correct
52 Partially correct 108 ms 12584 KB Partially correct
53 Partially correct 97 ms 11808 KB Partially correct
54 Partially correct 68 ms 11904 KB Partially correct
55 Partially correct 95 ms 19596 KB Partially correct
56 Partially correct 142 ms 16060 KB Partially correct
57 Partially correct 107 ms 14816 KB Partially correct
58 Partially correct 112 ms 13768 KB Partially correct
59 Partially correct 112 ms 12800 KB Partially correct
60 Partially correct 87 ms 11904 KB Partially correct
61 Partially correct 80 ms 11972 KB Partially correct
62 Partially correct 97 ms 12492 KB Partially correct
63 Partially correct 96 ms 12180 KB Partially correct
64 Partially correct 106 ms 12960 KB Partially correct
65 Partially correct 89 ms 13068 KB Partially correct
66 Partially correct 78 ms 12000 KB Partially correct
67 Partially correct 61 ms 10272 KB Partially correct
68 Partially correct 83 ms 11888 KB Partially correct
69 Partially correct 101 ms 12996 KB Partially correct
70 Partially correct 87 ms 12444 KB Partially correct
71 Partially correct 84 ms 10536 KB Partially correct
72 Partially correct 63 ms 11232 KB Partially correct
73 Partially correct 108 ms 13036 KB Partially correct
74 Partially correct 82 ms 12232 KB Partially correct
75 Partially correct 92 ms 13124 KB Partially correct
76 Partially correct 98 ms 12424 KB Partially correct
77 Partially correct 103 ms 12892 KB Partially correct
78 Partially correct 57 ms 10164 KB Partially correct
79 Partially correct 65 ms 11044 KB Partially correct
80 Partially correct 121 ms 13108 KB Partially correct
81 Partially correct 90 ms 13004 KB Partially correct
82 Partially correct 106 ms 12744 KB Partially correct