oj.uz

Submission #946884

# Submission time Handle Problem Language Result Execution time Memory
946884 2024-03-15T07:11:51 Z shenfe1 Amusement Park (JOI17_amusement_park) C++17
63 / 100
 208 ms 262144 KB 
#include "Joi.h"
 
#include <bits/stdc++.h>
 
#pragma optimize("Ofast")
#pragma target("avx2")
 
using namespace std;
 
#define ll long long
#define ld long double
#define pb push_back
#define pf push_front
#define pii pair<int,int>
#define all(v) v.begin(),v.end()
#define F first
#define S second
#define mem(a,i) memset(a,i,sizeof(a))
#define sz(s) (int)s.size()
#define y1 yy
#define ppb pop_back
#define lb lower_bound
#define ub upper_bound
#define gcd(a,b) __gcd(a,b)
#define in insert
// #define int ll
 
const int MAX=1e6+15;
const int B=500;
const int maxB=1000;
const int N=104;
const int block=450;
const ll inf=1e9;  
const int mod=1e9+7;
const int mod1=1e9+9;
const ld eps=1e-9;
 
int dx[8]={1,0,-1,0,1,-1,-1,1};
int dy[8]={0,1,0,-1,1,-1,1,-1};
 
int binpow(int a,int n){
  if(!n)return 1;
  if(n%2==1)return a*binpow(a,n-1)%mod;
  int k=binpow(a,n/2);
  return k*k%mod;
}
 
struct JOIKUN{
  vector<int> g[MAX];
  vector<int> g1[MAX];
  bool use[MAX];
  int d[MAX],root=0;
  int cnt=0;
 
  void dfs(int v){
    use[v]=1;
    for(auto to:g[v]){
      if(!use[to]){
        cnt++;
        d[to]=d[v]+1;
        g1[v].pb(to);
        g1[to].pb(v);
        dfs(to);
      }
    }
  }
 
  int mxD=0;
  int D[MAX];
 
  void dfs1(int v,int p=-1){
    mxD=max(mxD,d[v]+1);
    for(auto to:g1[v]){
      if(to==p)continue;
      d[to]=d[v]+1;
      dfs1(to,v);
    }
  }
 
  void calc(int v,int p=-1){
    D[v]=v;
    for(auto to:g1[v]){
      if(to==p)continue;
      calc(to,v);
      if(d[D[v]]<d[D[to]])D[v]=D[to];
    }
  }
 
  int bit(ll i,int j){
    return (i>>j)&1;
  }
 
  vector<int> top;
 
  void topsort(int v,int p=-1){
    top.pb(v);
    for(auto to:g[v]){
      if(to==p)continue;
      topsort(to,v);
    }
  }
 
  void solve(int N,int M,int A[],int B[],ll X,int T){
    for(int i=0;i<M;i++){
      g[A[i]].pb(B[i]);
      g[B[i]].pb(A[i]);
    }
    dfs(0);
    assert(cnt==N-1);
    for(int i=0;i<N;i++){
      use[i]=0;
      if(d[i]>d[root])root=i;
    }
    d[root]=0;
    dfs1(root);
    calc(root);
    if(mxD>=60){
      for(int i=0;i<N;i++){
        MessageBoard(i,bit(X,d[i]%60));
      }
      return;
    }
    topsort(root);
    for(int i=0;i<sz(top);i++){
      MessageBoard(top[i],bit(X,i%60));
    }
  }
}t;
 
void Joi(int N, int M, int A[], int B[], long long X, int T) {
  t.solve(N,M,A,B,X,T);
}
#include "Ioi.h"
 
#include <bits/stdc++.h>
 
#pragma optimize("Ofast")
#pragma target("avx2")
 
using namespace std;
 
#define ll long long
#define ld long double
#define pb push_back
#define pf push_front
#define pii pair<int,int>
#define all(v) v.begin(),v.end()
#define F first
#define S second
#define mem(a,i) memset(a,i,sizeof(a))
#define sz(s) (int)s.size()
#define y1 yy
#define ppb pop_back
#define lb lower_bound
#define ub upper_bound
#define gcd(a,b) __gcd(a,b)
#define in insert
// #define int ll
 
const int MAX=1e6+15;
const int B=500;
const int maxB=1000;
const int N=104;
const int block=450;
const ll inf=1e9;  
const int mod=1e9+7;
const int mod1=1e9+9;
const ld eps=1e-9;
 
struct IOICHAN{
 
  ll ans=0;
 
  vector<int> g[MAX];
  vector<int> g1[MAX];
  int use[MAX];
  int d[MAX],root=0;
  int pr[MAX];
  int cnt=0;
 
  void dfs(int v){
    use[v]=1;
    for(auto to:g[v]){
      if(!use[to]){
        d[to]=d[v]+1;
        cnt++;
        g1[v].pb(to);
        g1[to].pb(v);
        dfs(to);
      }
    }
  }
 
  int mxD=0;
  int D[MAX];
  int big[MAX];
 
  void dfs1(int v,int p=-1){
    pr[v]=p;
    mxD=max(mxD,d[v]+1);
    for(auto to:g1[v]){
      if(to==p)continue;
      d[to]=d[v]+1;
      dfs1(to,v);
    }
  }
 
  void calc(int v,int p=-1){
    D[v]=v;
    big[v]=-1;
    for(auto to:g1[v]){
      if(to==p)continue;
      calc(to,v);
      if(d[D[v]]<d[D[to]]){
        D[v]=D[to];
        big[v]=to;
      }
    }
  }
 
  vector<int> top;
 
  void topsort(int v,int p=-1){
    top.pb(v);
    for(auto to:g[v]){
      if(to==p)continue;
      topsort(to,v);
    }
  }
 
 
  ll solve(int N,int M,int A[],int B[],int P,int V,int T){
    for(int i=0;i<M;i++){
      g[A[i]].pb(B[i]);
      g[B[i]].pb(A[i]);
    }
    dfs(0);
    assert(cnt==N-1);
    for(int i=0;i<N;i++){
      use[i]=0;
      if(d[i]>d[root])root=i;
    }
    d[root]=0;
    dfs1(root);
    calc(root);
    // cout<<mxD<<"\n";
    if(mxD+1>=60){
      while(d[P]%60!=0||d[D[P]]-d[P]<59){
        V=Move(pr[P]);
        P=pr[P];
      }
      ans+=V*(1ll<<0);
      for(int i=1;i<60;i++){
        if(P==-1)assert(0);
        V=Move(big[P]);
        P=big[P];
        ans+=V*(1ll<<i);
      }
      return ans;
    }
    topsort(root);
    while(P!=root){
      V=Move(pr[P]);
      P=pr[P];
    }
    ans+=V*(1ll<<0);
    assert(sz(top)>=60);
    for(int i=1;i<60;i++){
      int L=top[i];
      int cnt=0;
      while(P!=L){
        cnt++;
        if(cnt>60){
          return -1;
        }
        if(pr[L]==P){
          V=Move(L);
          P=L;
        }
        else{
          V=Move(pr[P]);
          P=pr[P];
        }
      }
      ans+=V*(1ll<<i);
    }
    return ans;
  }
}g;
 
long long Ioi(int N, int M, int A[], int B[], int P, int V, int T) {
  return g.solve(N,M,A,B,P,V,T);
}

Compilation message

Joi.cpp:5: warning: ignoring '#pragma optimize ' [-Wunknown-pragmas]
    5 | #pragma optimize("Ofast")
      | 
Joi.cpp:6: warning: ignoring '#pragma target ' [-Wunknown-pragmas]
    6 | #pragma target("avx2")
      | 

Ioi.cpp:5: warning: ignoring '#pragma optimize ' [-Wunknown-pragmas]
    5 | #pragma optimize("Ofast")
      | 
Ioi.cpp:6: warning: ignoring '#pragma target ' [-Wunknown-pragmas]
    6 | #pragma target("avx2")
      |

Subtask #1
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 103960 KB Output is correct
2 Correct 24 ms 103712 KB Output is correct
3 Correct 22 ms 103704 KB Output is correct
4 Correct 23 ms 103696 KB Output is correct
5 Correct 23 ms 103704 KB Output is correct
6 Correct 24 ms 103696 KB Output is correct
7 Correct 23 ms 103700 KB Output is correct
8 Correct 23 ms 103712 KB Output is correct
9 Correct 23 ms 103700 KB Output is correct
10 Runtime error 187 ms 262144 KB Execution killed with signal 9
11 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 46 ms 107364 KB Output is correct
2 Correct 41 ms 107280 KB Output is correct
3 Correct 45 ms 107200 KB Output is correct
4 Correct 36 ms 106204 KB Output is correct
5 Correct 35 ms 106824 KB Output is correct
6 Correct 37 ms 106292 KB Output is correct
7 Correct 39 ms 106376 KB Output is correct
8 Correct 35 ms 106284 KB Output is correct
9 Correct 36 ms 106292 KB Output is correct
10 Correct 35 ms 106216 KB Output is correct
11 Correct 36 ms 106296 KB Output is correct
12 Correct 34 ms 105724 KB Output is correct
13 Correct 36 ms 105684 KB Output is correct
14 Correct 36 ms 106024 KB Output is correct
15 Correct 36 ms 106224 KB Output is correct
16 Correct 38 ms 106304 KB Output is correct
17 Correct 36 ms 106204 KB Output is correct
18 Correct 36 ms 106280 KB Output is correct
19 Correct 37 ms 106288 KB Output is correct
20 Correct 32 ms 106204 KB Output is correct
21 Correct 32 ms 106212 KB Output is correct
22 Correct 41 ms 106276 KB Output is correct
23 Correct 37 ms 106332 KB Output is correct
24 Correct 37 ms 106280 KB Output is correct
25 Correct 36 ms 106280 KB Output is correct
26 Correct 35 ms 106280 KB Output is correct
27 Correct 38 ms 106408 KB Output is correct
28 Correct 35 ms 106536 KB Output is correct
29 Correct 40 ms 106256 KB Output is correct
30 Correct 35 ms 106368 KB Output is correct
31 Correct 23 ms 103924 KB Output is correct
32 Correct 23 ms 103692 KB Output is correct
33 Correct 23 ms 103760 KB Output is correct
34 Runtime error 208 ms 262144 KB Execution killed with signal 9
35 Halted 0 ms 0 KB -

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 28 ms 103644 KB Output is correct
2 Correct 24 ms 103684 KB Output is correct
3 Correct 24 ms 103704 KB Output is correct
4 Correct 31 ms 104248 KB Output is correct
5 Correct 28 ms 104312 KB Output is correct
6 Correct 31 ms 104352 KB Output is correct
7 Correct 26 ms 104260 KB Output is correct
8 Correct 26 ms 104520 KB Output is correct
9 Correct 36 ms 106716 KB Output is correct
10 Correct 32 ms 106724 KB Output is correct
11 Correct 32 ms 106756 KB Output is correct
12 Correct 24 ms 103704 KB Output is correct
13 Correct 24 ms 103800 KB Output is correct
14 Correct 24 ms 103972 KB Output is correct
15 Correct 24 ms 103712 KB Output is correct

Subtask #4
53.0 / 55.0

# Verdict Execution time Memory Grader output
1 Correct 43 ms 107580 KB Output is correct
2 Correct 41 ms 107352 KB Output is correct
3 Correct 43 ms 107176 KB Output is correct
4 Partially correct 37 ms 106204 KB Partially correct
5 Correct 36 ms 106704 KB Output is correct
6 Correct 39 ms 106276 KB Output is correct
7 Correct 37 ms 106268 KB Output is correct
8 Correct 37 ms 106280 KB Output is correct
9 Correct 39 ms 106408 KB Output is correct
10 Correct 38 ms 106368 KB Output is correct
11 Correct 36 ms 106304 KB Output is correct
12 Correct 36 ms 106016 KB Output is correct
13 Partially correct 41 ms 106120 KB Partially correct
14 Partially correct 35 ms 106600 KB Partially correct
15 Partially correct 36 ms 106272 KB Partially correct
16 Partially correct 38 ms 106296 KB Partially correct
17 Correct 36 ms 106312 KB Output is correct
18 Partially correct 38 ms 106352 KB Partially correct
19 Partially correct 35 ms 106252 KB Partially correct
20 Correct 35 ms 106536 KB Output is correct
21 Correct 31 ms 106208 KB Output is correct
22 Correct 34 ms 106252 KB Output is correct
23 Correct 34 ms 106280 KB Output is correct
24 Correct 35 ms 106344 KB Output is correct
25 Correct 35 ms 106276 KB Output is correct
26 Correct 37 ms 106412 KB Output is correct
27 Correct 36 ms 106464 KB Output is correct
28 Correct 37 ms 106220 KB Output is correct
29 Correct 34 ms 106236 KB Output is correct
30 Correct 34 ms 106264 KB Output is correct

Subtask #5
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 43 ms 106996 KB Output is correct
2 Correct 43 ms 107392 KB Output is correct
3 Correct 41 ms 107304 KB Output is correct
4 Incorrect 35 ms 106204 KB Output isn't correct
5 Halted 0 ms 0 KB -