oj.uz

Submission #661051

# Submission time Handle Problem Language Result Execution time Memory
661051 2022-11-24T06:23:49 Z ktkerem Village (BOI20_village) C++17
50 / 100
 84 ms 16236 KB 
/*#pragma GCC target ("avx2")
#pragma GCC optimize ("O3")
#pragma GCC optimize("Ofast")
#pragma GCC optimize ("unroll-loops")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")/**/
#include<bits/stdc++.h>
/**/
//typedef int ll;
typedef long long ll;
typedef unsigned long long ull;
typedef std::string str;
/*typedef __int128 vll;
typedef unsigned __int128 uvll;*/
#define llll std::pair<ll , ll>
#define pb push_back
#define pf push_front
#define halo cout << "hello\n"
#define fi first
#define sec second
#define all(a) a.begin() , a.end()
const ll limit = 1e14 + 7; 
const ll ous = 1e5 + 7;
const ll dx[4] = {-1 , 0 , 1 , 0} , dy[4] = {0,1,0,-1};
ll n , m;std::vector<ll> ar(ous) , mnvr(ous) , mxvr(ous);
ll mna , mxa , ct;
std::vector<ll> adj[ous];
std::vector<ll> v;
bool cmp(ll x , ll y){
    return ar[x] > ar[y];
}
void jd(ll crt , ll prv){
    v.pb(crt);
    for(auto j:adj[crt]){
        if(j != prv){
            jd(j , crt);
        }
    }
}
void klp(ll crt){
    std::sort(all(adj[crt]) , cmp);
    for(auto j:adj[crt]){
        jd(j , crt);
    }
    v.pb(crt);
    for(ll i = 0;v.size()>i;i++){
        mxvr[v[i]] = v[(ll)v.size() - i - 1];
    }
}
void mdfs(ll crt , ll prv){
    for(auto j:adj[crt]){
        if(j != prv){
            mdfs(j , crt);
        }
    }
    if(crt == mnvr[crt]){
        mna+=2;
        if(prv == -1){
            ll tmp = mnvr[crt];
            mnvr[crt] = mnvr[adj[crt][0]];
            mnvr[adj[crt][0]] = tmp;
        }
        else{
            ll tmp = mnvr[crt];
            mnvr[crt] = mnvr[prv];
            mnvr[prv] = tmp;
        }
    }
}

ll fndcnt(ll crt , ll prv){
    ll z = 1 , mxx = 0;
    for(auto j:adj[crt]){
        if(j != prv){
            ll x = fndcnt(j , crt);
            z+=x;
            mxx += std::max(mxx , x);
        }
    }
    if(n - z <= n/2 && n/2 >= mxx){
        ct = crt;
    }
    return z;
}
ll fndsub(ll crt , ll prv){
    ll z = 1;
    for(auto j:adj[crt]){
        if(j != prv){
            ll x = fndsub(j , crt);
            z+=x;
        }
    }
    if(prv != -1){
        mxa += std::min(z , n - z) * 2;
    }
    ar[crt] = z;
    return z;
}
void solve(){
    std::cin >> n;
    for(ll i = 1;n>i;i++){
        ll x , y;std::cin >> x >> y;
        adj[x].pb(y);
        adj[y].pb(x);
    }
    for(ll i = 0;n>=i;i++){
        mnvr[i] = i;
        mxvr[i] = i;
    }
    mdfs(1 , -1);
    fndcnt(1 , -1);
    fndsub(ct , -1);
    klp(ct);
    std::cout << mna << " " << mxa << "\n";
    for(ll i = 1;n>=i;i++){
        std::cout << mnvr[i] << " ";
    }
    std::cout << "\n";
    for(ll i = 1;n>=i;i++){
        std::cout << i << " ";   
    }
    std::cout << "\n";
    return;/**/
}
signed main(){
    std::ios_base::sync_with_stdio(false);std::cin.tie(NULL);
    ll t=1;
    //std::cin >> t;
    ll o = 1;
    while(t--){ 
        //cout << "Case " << o++ << ":\n";
        solve();
    }
    return 0;
}/**/

Compilation message

Village.cpp:5:78: warning: "/*" within comment [-Wcomment]
    5 | #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")/**/
      |                                                                               
Village.cpp: In function 'void klp(ll)':
Village.cpp:45:26: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'll' {aka 'long long int'} [-Wsign-compare]
   45 |     for(ll i = 0;v.size()>i;i++){
      |                  ~~~~~~~~^~
Village.cpp: In function 'int main()':
Village.cpp:128:8: warning: unused variable 'o' [-Wunused-variable]
  128 |     ll o = 1;
      |        ^

Subtask #1
6.0 / 12.0

# Verdict Execution time Memory Grader output
1 Partially correct 2 ms 4948 KB Partially correct
2 Partially correct 2 ms 4948 KB Partially correct
3 Partially correct 2 ms 4948 KB Partially correct
4 Partially correct 2 ms 4948 KB Partially correct
5 Partially correct 2 ms 4948 KB Partially correct
6 Partially correct 2 ms 4948 KB Partially correct
7 Partially correct 2 ms 4940 KB Partially correct
8 Partially correct 2 ms 4948 KB Partially correct
9 Partially correct 2 ms 4948 KB Partially correct
10 Partially correct 2 ms 4948 KB Partially correct
11 Partially correct 2 ms 4948 KB Partially correct
12 Partially correct 2 ms 4948 KB Partially correct
13 Partially correct 3 ms 4948 KB Partially correct
14 Partially correct 2 ms 4948 KB Partially correct
15 Partially correct 2 ms 4948 KB Partially correct
16 Partially correct 2 ms 4948 KB Partially correct
17 Partially correct 2 ms 4948 KB Partially correct

Subtask #2
19.0 / 38.0

# Verdict Execution time Memory Grader output
1 Partially correct 2 ms 4948 KB Partially correct
2 Partially correct 2 ms 4948 KB Partially correct
3 Partially correct 3 ms 4948 KB Partially correct
4 Partially correct 3 ms 5076 KB Partially correct
5 Partially correct 3 ms 5076 KB Partially correct
6 Partially correct 3 ms 5076 KB Partially correct
7 Partially correct 3 ms 5076 KB Partially correct
8 Partially correct 3 ms 5076 KB Partially correct
9 Partially correct 3 ms 4948 KB Partially correct
10 Partially correct 3 ms 5076 KB Partially correct
11 Partially correct 3 ms 5076 KB Partially correct
12 Partially correct 3 ms 5076 KB Partially correct
13 Partially correct 3 ms 5076 KB Partially correct
14 Partially correct 3 ms 5076 KB Partially correct
15 Partially correct 3 ms 5076 KB Partially correct
16 Partially correct 3 ms 5080 KB Partially correct
17 Partially correct 3 ms 5076 KB Partially correct
18 Partially correct 3 ms 5076 KB Partially correct
19 Partially correct 3 ms 5076 KB Partially correct
20 Partially correct 3 ms 5076 KB Partially correct
21 Partially correct 4 ms 5076 KB Partially correct
22 Partially correct 2 ms 5076 KB Partially correct
23 Partially correct 3 ms 5076 KB Partially correct
24 Partially correct 3 ms 4948 KB Partially correct
25 Partially correct 3 ms 5076 KB Partially correct
26 Partially correct 3 ms 5076 KB Partially correct
27 Partially correct 2 ms 4948 KB Partially correct
28 Partially correct 3 ms 5076 KB Partially correct
29 Partially correct 3 ms 5076 KB Partially correct
30 Partially correct 3 ms 5076 KB Partially correct

Subtask #3
25.0 / 50.0

# Verdict Execution time Memory Grader output
1 Partially correct 2 ms 4948 KB Partially correct
2 Partially correct 2 ms 4948 KB Partially correct
3 Partially correct 2 ms 4948 KB Partially correct
4 Partially correct 2 ms 4948 KB Partially correct
5 Partially correct 2 ms 4948 KB Partially correct
6 Partially correct 2 ms 4948 KB Partially correct
7 Partially correct 2 ms 4940 KB Partially correct
8 Partially correct 2 ms 4948 KB Partially correct
9 Partially correct 2 ms 4948 KB Partially correct
10 Partially correct 2 ms 4948 KB Partially correct
11 Partially correct 2 ms 4948 KB Partially correct
12 Partially correct 2 ms 4948 KB Partially correct
13 Partially correct 3 ms 4948 KB Partially correct
14 Partially correct 2 ms 4948 KB Partially correct
15 Partially correct 2 ms 4948 KB Partially correct
16 Partially correct 2 ms 4948 KB Partially correct
17 Partially correct 2 ms 4948 KB Partially correct
18 Partially correct 2 ms 4948 KB Partially correct
19 Partially correct 2 ms 4948 KB Partially correct
20 Partially correct 3 ms 4948 KB Partially correct
21 Partially correct 3 ms 5076 KB Partially correct
22 Partially correct 3 ms 5076 KB Partially correct
23 Partially correct 3 ms 5076 KB Partially correct
24 Partially correct 3 ms 5076 KB Partially correct
25 Partially correct 3 ms 5076 KB Partially correct
26 Partially correct 3 ms 4948 KB Partially correct
27 Partially correct 3 ms 5076 KB Partially correct
28 Partially correct 3 ms 5076 KB Partially correct
29 Partially correct 3 ms 5076 KB Partially correct
30 Partially correct 3 ms 5076 KB Partially correct
31 Partially correct 3 ms 5076 KB Partially correct
32 Partially correct 3 ms 5076 KB Partially correct
33 Partially correct 3 ms 5080 KB Partially correct
34 Partially correct 3 ms 5076 KB Partially correct
35 Partially correct 3 ms 5076 KB Partially correct
36 Partially correct 3 ms 5076 KB Partially correct
37 Partially correct 3 ms 5076 KB Partially correct
38 Partially correct 4 ms 5076 KB Partially correct
39 Partially correct 2 ms 5076 KB Partially correct
40 Partially correct 3 ms 5076 KB Partially correct
41 Partially correct 3 ms 4948 KB Partially correct
42 Partially correct 3 ms 5076 KB Partially correct
43 Partially correct 3 ms 5076 KB Partially correct
44 Partially correct 2 ms 4948 KB Partially correct
45 Partially correct 3 ms 5076 KB Partially correct
46 Partially correct 3 ms 5076 KB Partially correct
47 Partially correct 3 ms 5076 KB Partially correct
48 Partially correct 49 ms 9432 KB Partially correct
49 Partially correct 56 ms 9968 KB Partially correct
50 Partially correct 52 ms 9964 KB Partially correct
51 Partially correct 40 ms 8840 KB Partially correct
52 Partially correct 52 ms 9920 KB Partially correct
53 Partially correct 45 ms 9420 KB Partially correct
54 Partially correct 32 ms 10432 KB Partially correct
55 Partially correct 84 ms 16236 KB Partially correct
56 Partially correct 74 ms 13552 KB Partially correct
57 Partially correct 58 ms 11644 KB Partially correct
58 Partially correct 56 ms 10756 KB Partially correct
59 Partially correct 50 ms 10064 KB Partially correct
60 Partially correct 46 ms 10992 KB Partially correct
61 Partially correct 45 ms 11004 KB Partially correct
62 Partially correct 51 ms 11224 KB Partially correct
63 Partially correct 46 ms 10812 KB Partially correct
64 Partially correct 58 ms 11172 KB Partially correct
65 Partially correct 49 ms 11380 KB Partially correct
66 Partially correct 46 ms 10824 KB Partially correct
67 Partially correct 37 ms 9536 KB Partially correct
68 Partially correct 41 ms 10364 KB Partially correct
69 Partially correct 52 ms 11344 KB Partially correct
70 Partially correct 44 ms 11004 KB Partially correct
71 Partially correct 32 ms 9416 KB Partially correct
72 Partially correct 41 ms 9952 KB Partially correct
73 Partially correct 51 ms 11592 KB Partially correct
74 Partially correct 42 ms 10740 KB Partially correct
75 Partially correct 54 ms 10388 KB Partially correct
76 Partially correct 48 ms 9840 KB Partially correct
77 Partially correct 49 ms 10444 KB Partially correct
78 Partially correct 30 ms 8416 KB Partially correct
79 Partially correct 35 ms 8964 KB Partially correct
80 Partially correct 54 ms 10444 KB Partially correct
81 Partially correct 48 ms 10596 KB Partially correct
82 Partially correct 48 ms 11008 KB Partially correct