oj.uz

Submission #677102

# Submission time Handle Problem Language Result Execution time Memory
677102 2023-01-02T09:35:33 Z MohammadAghil Amusement Park (JOI17_amusement_park) C++17
70 / 100
 41 ms 32852 KB 
      #include <bits/stdc++.h>
#include "Joi.h"
//   #pragma GCC optimize ("Ofast,unroll-loops")
// #pragma GCC target ("avx2")
 using namespace std;
  typedef long long ll;
   typedef pair<int, int> pp;
     #define per(i,r,l) for(int i = (r); i >= (l); i--)
       #define rep(i,l,r) for(int i = (l); i < (r); i++)
          #define all(x) begin(x), end(x)
             #define sz(x) (int)(x).size()
                 #define pb push_back
                     #define ss second
                          #define ff first
                                  void err(istringstream *iss){}template<typename T,typename ...Args> void err(istringstream *iss,const T &_val, const Args&...args){string _name;*iss>>_name;if(_name.back()==',')_name.pop_back();cerr<<_name<<" = "<<_val<<", ",err(iss,args...);}
void IOS(){
     cin.tie(0) -> sync_with_stdio(0);
     #ifndef ONLINE_JUDGE
          #define er(args ...) cerr << __LINE__ << ": ", err(new istringstream(string(#args)), args), cerr << endl
     #else
          #define er(args ...) 0
     #endif
}
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
const ll mod = 1e9 + 7, maxn = 3e5 + 5, lg = 60, inf = ll(1e9) + 5;
ll pw(ll a,ll b,ll md=mod){if(!b)return 1;ll k=pw(a,b>>1ll,md);return k*k%md*(b&1ll?a:1)%md;}

vector<int> adj[maxn], adj2[maxn];
int vl[maxn], par[maxn], h[maxn];
bool vis[maxn], bt[maxn], spe[maxn];
ll ans, X;

void dfs(int r, int& k, int p){
     if(k){
          vl[r] = k--;
          spe[r] = true;
     } else vl[r] = h[r]%lg;
     bt[r] = X>>vl[r]&1ll;
     vis[r] = true;
     par[r] = p;
     for(int c: adj[r]) if(!vis[c]){
          h[c] = h[r] + 1;
          dfs(c, k, r);
          if(spe[r] && spe[c]){
               adj2[r].pb(c);
               adj2[c].pb(r);
          }
     }
}

void Joi(int n, int m, int a[], int b[], ll x, int T) { X = x;
     rep(i,0,m){
          adj[a[i]].pb(b[i]), adj[b[i]].pb(a[i]);
     }
     int tmp = lg;
     dfs(0, tmp, -1);
     vl[0] = 0, bt[0] = X&1ll;
     rep(i,0,n) MessageBoard(i, bt[i]);
     return;
}
      #include <bits/stdc++.h>
     #include "Ioi.h"
//   #pragma GCC optimize ("Ofast,unroll-loops")
// #pragma GCC target ("avx2")
 using namespace std;
  typedef long long ll;
   typedef pair<int, int> pp;
     #define per(i,r,l) for(int i = (r); i >= (l); i--)
       #define rep(i,l,r) for(int i = (l); i < (r); i++)
          #define all(x) begin(x), end(x)
             #define sz(x) (int)(x).size()
                 #define pb push_back
                     #define ss second
                          #define ff first
                                  void err(istringstream *iss){}template<typename T,typename ...Args> void err(istringstream *iss,const T &_val, const Args&...args){string _name;*iss>>_name;if(_name.back()==',')_name.pop_back();cerr<<_name<<" = "<<_val<<", ",err(iss,args...);}
void IOS(){
     cin.tie(0) -> sync_with_stdio(0);
     #ifndef ONLINE_JUDGE
          #define er(args ...) cerr << __LINE__ << ": ", err(new istringstream(string(#args)), args), cerr << endl
     #else
          #define er(args ...) 0
     #endif
}
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
const ll mod = 1e9 + 7, maxn = 3e5 + 5, lg = 60, inf = ll(1e9) + 5;
ll pw(ll a,ll b,ll md=mod){if(!b)return 1;ll k=pw(a,b>>1ll,md);return k*k%md*(b&1ll?a:1)%md;}

vector<int> adj[maxn], adj2[maxn];
int vl[maxn], par[maxn], h[maxn];
bool vis[maxn], spe[maxn];
ll ans;

void dfs(int r, int& k, int p){
     if(k){
          vl[r] = k--;
          spe[r] = true;
     } else vl[r] = h[r]%lg;
     vis[r] = true;
     par[r] = p;
     for(int c: adj[r]) if(!vis[c]){
          h[c] = h[r] + 1;
          dfs(c, k, r);
          if(spe[r] && spe[c]){
               adj2[r].pb(c);
               adj2[c].pb(r);
          }
     }
}

int cnt;
void dfs2(int r, int p, bool cr){
     if(!cnt) return;
     cnt--;
     if(cr) ans |= 1ll<<vl[r];
     for(int c: adj2[r]) if(c - p) {
          dfs2(c, r, Move(c));
          if(!cnt) return;
          Move(r);
     }
}

ll Ioi(int n, int m, int a[], int b[], int x, int cr, int T) {
     rep(i,0,m){
          adj[a[i]].pb(b[i]), adj[b[i]].pb(a[i]);
     }
     int tmp = lg;
     dfs(0, tmp, -1);
     vl[0] = 0;
     cnt = lg;
     if(spe[x]){
          dfs2(x, -1, cr);
     } else{
          while(par[x] + 1 && cnt){
               if(cr) ans |= 1ll<<vl[x];
               cr = Move(par[x]), x = par[x];
               cnt--;
          }
          if(cnt) cnt = lg, dfs2(0, -1, cr);
     }
     return ans;
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 28948 KB Output is correct
2 Correct 15 ms 28952 KB Output is correct
3 Correct 14 ms 28968 KB Output is correct
4 Correct 14 ms 28968 KB Output is correct
5 Correct 16 ms 28976 KB Output is correct
6 Correct 17 ms 28972 KB Output is correct
7 Correct 15 ms 28944 KB Output is correct
8 Correct 14 ms 28972 KB Output is correct
9 Correct 15 ms 28964 KB Output is correct
10 Correct 17 ms 28996 KB Output is correct
11 Correct 17 ms 29300 KB Output is correct
12 Correct 14 ms 28956 KB Output is correct
13 Correct 15 ms 29016 KB Output is correct
14 Correct 17 ms 29048 KB Output is correct
15 Correct 19 ms 28996 KB Output is correct
16 Correct 16 ms 28964 KB Output is correct
17 Correct 15 ms 28972 KB Output is correct
18 Correct 15 ms 28972 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 34 ms 32772 KB Output is correct
2 Correct 35 ms 32796 KB Output is correct
3 Correct 35 ms 32812 KB Output is correct
4 Correct 26 ms 30788 KB Output is correct
5 Correct 29 ms 31760 KB Output is correct
6 Correct 27 ms 31320 KB Output is correct
7 Correct 27 ms 31420 KB Output is correct
8 Correct 28 ms 31624 KB Output is correct
9 Correct 27 ms 31560 KB Output is correct
10 Correct 25 ms 30796 KB Output is correct
11 Correct 25 ms 30892 KB Output is correct
12 Correct 24 ms 30492 KB Output is correct
13 Correct 27 ms 30528 KB Output is correct
14 Correct 26 ms 30684 KB Output is correct
15 Correct 24 ms 30792 KB Output is correct
16 Correct 24 ms 30828 KB Output is correct
17 Correct 26 ms 30740 KB Output is correct
18 Correct 26 ms 30796 KB Output is correct
19 Correct 26 ms 30792 KB Output is correct
20 Correct 24 ms 31728 KB Output is correct
21 Correct 24 ms 31696 KB Output is correct
22 Correct 27 ms 31144 KB Output is correct
23 Correct 27 ms 31600 KB Output is correct
24 Correct 27 ms 31300 KB Output is correct
25 Correct 26 ms 31412 KB Output is correct
26 Correct 27 ms 31524 KB Output is correct
27 Correct 26 ms 31532 KB Output is correct
28 Correct 30 ms 31492 KB Output is correct
29 Correct 25 ms 31228 KB Output is correct
30 Correct 26 ms 31304 KB Output is correct
31 Correct 15 ms 28968 KB Output is correct
32 Correct 15 ms 28960 KB Output is correct
33 Correct 14 ms 28948 KB Output is correct
34 Correct 14 ms 28968 KB Output is correct
35 Correct 18 ms 28960 KB Output is correct
36 Correct 16 ms 29016 KB Output is correct
37 Correct 14 ms 28976 KB Output is correct
38 Correct 14 ms 28968 KB Output is correct
39 Correct 17 ms 28908 KB Output is correct
40 Correct 18 ms 28884 KB Output is correct
41 Correct 16 ms 28944 KB Output is correct
42 Correct 15 ms 28968 KB Output is correct

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 28900 KB Output is correct
2 Correct 15 ms 28968 KB Output is correct
3 Incorrect 15 ms 28964 KB Wrong Answer [7]
4 Halted 0 ms 0 KB -

Subtask #4
52.0 / 55.0

# Verdict Execution time Memory Grader output
1 Correct 40 ms 32816 KB Output is correct
2 Correct 36 ms 32852 KB Output is correct
3 Correct 36 ms 32784 KB Output is correct
4 Correct 30 ms 30776 KB Output is correct
5 Correct 26 ms 31996 KB Output is correct
6 Partially correct 26 ms 31548 KB Partially correct
7 Correct 31 ms 31548 KB Output is correct
8 Correct 34 ms 31064 KB Output is correct
9 Correct 35 ms 31136 KB Output is correct
10 Correct 25 ms 30864 KB Output is correct
11 Correct 26 ms 30788 KB Output is correct
12 Correct 24 ms 30492 KB Output is correct
13 Partially correct 25 ms 30548 KB Partially correct
14 Partially correct 25 ms 30732 KB Partially correct
15 Correct 33 ms 30832 KB Output is correct
16 Correct 25 ms 30764 KB Output is correct
17 Correct 27 ms 30768 KB Output is correct
18 Partially correct 27 ms 30768 KB Partially correct
19 Partially correct 26 ms 30788 KB Partially correct
20 Correct 24 ms 31712 KB Output is correct
21 Correct 30 ms 31676 KB Output is correct
22 Correct 25 ms 31416 KB Output is correct
23 Correct 25 ms 31280 KB Output is correct
24 Correct 26 ms 31344 KB Output is correct
25 Correct 26 ms 31540 KB Output is correct
26 Correct 25 ms 31416 KB Output is correct
27 Correct 27 ms 31672 KB Output is correct
28 Correct 26 ms 31212 KB Output is correct
29 Correct 24 ms 31288 KB Output is correct
30 Correct 27 ms 31412 KB Output is correct

Subtask #5
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 38 ms 32844 KB Output is correct
2 Correct 35 ms 32808 KB Output is correct
3 Correct 41 ms 32812 KB Output is correct
4 Correct 31 ms 30748 KB Output is correct
5 Correct 28 ms 32320 KB Output is correct
6 Correct 26 ms 31348 KB Output is correct
7 Correct 28 ms 31344 KB Output is correct
8 Correct 30 ms 31564 KB Output is correct
9 Correct 28 ms 31352 KB Output is correct
10 Correct 29 ms 30724 KB Output is correct
11 Correct 26 ms 30800 KB Output is correct
12 Correct 24 ms 30496 KB Output is correct
13 Incorrect 24 ms 30568 KB Output isn't correct
14 Halted 0 ms 0 KB -