oj.uz

Submission #932192

# Submission time Handle Problem Language Result Execution time Memory
932192 2024-02-23T05:19:57 Z HuyQuang_re_Zero Mechanical Doll (IOI18_doll) C++14
100 / 100
 123 ms 48440 KB 
#include <bits/stdc++.h>
#define ll long long
#define db long double
#define maxn 1000005
#define II pair <ll,ll>
#define III pair <ll,II>
#define IV pair <vector <int>,vector <int> >
#define IDB pair <db,int>
#define TII pair <treap*,treap*>
#define fst first
#define snd second
#define BIT(x,i) ((x>>i)&1)
#define pi acos(-1)
#define to_radian(x) (x*pi/180.0)
#define to_degree(x) (x*180.0/pi)
#define Log(x) (31-__builtin_clz((int)x))
#define LogLL(x) (63-__builtin_clzll((ll)x)
#include "doll.h"
using namespace std;
int s,i,n,m,numa[maxn],numb[maxn],k,num[maxn],a[maxn];
vector <int> res,X,Y,to[maxn],Status;
/*
void answer(vector <int> res,vector <int> X,vector <int> Y)
{
    for(int x:res) cout<<x<<'\n';
    for(int i=0;i<s;i++) cout<<X[i]<<" "<<Y[i]<<'\n';
}*/
struct Graph
{
    int n=0;
    vector <int> X,Y;
    vector <II> sink;
};
Graph cal(int n)
{
    Graph res;
    if(n==2)
    {
        res.n=1;
        res.X.push_back(0); res.X.push_back(-1);
        res.Y.push_back(0); res.Y.push_back(-1);
        res.sink.push_back({ 1,0 });
        res.sink.push_back({ 1,1 });
        return res;
    }
    res.n=1;
    Graph a=cal(n/2),b=a;
    res.X.resize(a.n+b.n+2);
    res.Y.resize(a.n+b.n+2);
    res.X[1]=res.n+1;
    for(int i=1;i<=a.n;i++) numa[i]=++res.n;
    for(int i=1;i<=a.n;i++)
    {
        res.X[numa[i]]=(a.X[i]>-1 ? numa[a.X[i]] : -1);
        res.Y[numa[i]]=(a.Y[i]>-1 ? numa[a.Y[i]] : -1);
    }
    res.Y[1]=res.n+1;
    for(int i=1;i<=b.n;i++) numb[i]=++res.n;
    for(int i=1;i<=b.n;i++)
    {
        res.X[numb[i]]=(b.X[i]>-1 ? numb[b.X[i]] : -1);
        res.Y[numb[i]]=(b.Y[i]>-1 ? numb[b.Y[i]] : -1);
    }
    for(int i=0;i<a.sink.size();i++)
    {
        res.sink.push_back({ numa[a.sink[i].fst],a.sink[i].snd });
        res.sink.push_back({ numb[b.sink[i].fst],b.sink[i].snd });
    }
    return res;
}


Graph Contructive(int mask,int high)
{
    Graph res;
    if(high==0)
    {
        res.n=1;
        res.X.push_back(0);
        if(BIT(mask,high)) res.X.push_back(-1); else res.X.push_back(-2);
        res.Y.push_back(0); res.Y.push_back(-1);
        return res;
    }
    res.n=1;
    if(BIT(mask,high))
    {
        Graph a=cal(1<<high),b=Contructive(mask^(1<<high),high-1);
        res.X.resize(a.n+b.n+2);
        res.Y.resize(a.n+b.n+2);
        res.X[1]=res.n+1;
        for(int i=1;i<=a.n;i++) numa[i]=++res.n;
        for(int i=1;i<=a.n;i++)
        {
            res.X[numa[i]]=(a.X[i]>-1 ? numa[a.X[i]] : a.X[i]);
            res.Y[numa[i]]=(a.Y[i]>-1 ? numa[a.Y[i]] : a.Y[i]);
        }
        res.Y[1]=res.n+1;
        for(int i=1;i<=b.n;i++) numb[i]=++res.n;
        for(int i=1;i<=b.n;i++)
        {
            res.X[numb[i]]=(b.X[i]>-1 ? numb[b.X[i]] : b.X[i]);
            res.Y[numb[i]]=(b.Y[i]>-1 ? numb[b.Y[i]] : b.Y[i]);
        }
    }
    else
    {
        Graph b=Contructive(mask,high-1);
        res.X.resize(b.n+2);
        res.Y.resize(b.n+2);
        res.X[1]=-2;
        res.Y[1]=res.n+1;
        for(int i=1;i<=b.n;i++) numb[i]=++res.n;
        for(int i=1;i<=b.n;i++)
        {
            res.X[numb[i]]=(b.X[i]>-1 ? numb[b.X[i]] : b.X[i]);
            res.Y[numb[i]]=(b.Y[i]>-1 ? numb[b.Y[i]] : b.Y[i]);
        }
    }
    return res;
}
void sub_full()
{
    res.resize(m+1);
    res[0]=a[1];
    if(n==1)
    {
        res[a[1]]=0;
        return ;
    }
    Graph G=Contructive(n-1,Log(n-1));
    for(i=1;i<=m;i++) res[i]=-1;
    for(i=1;i<=G.n;i++) num[i]=++s;
    X.resize(s);
    Y.resize(s);
    Status.resize(s);
    for(i=1;i<=G.n;i++)
    {
        X[num[i]-1]=(G.X[i]>0 ? -num[G.X[i]] : 1e9*G.X[i]);
        Y[num[i]-1]=(G.Y[i]>0 ? -num[G.Y[i]] : 1e9*G.Y[i]);
    }


    int u=1,idx=1;
    while(u!=0)
        if(u>0) u=-1;
        else
        {
         //   cerr<<u<<" "<<idx<<'\n';
            int i=-u-1;
            if(Status[i]==0)
            {
                if(X[i]==-1e9) X[i]=a[++idx];
                if(X[i]==-2e9) X[i]=-1;
                u=X[i];
            }
            else
            {
                if(Y[i]==-1e9) Y[i]=a[++idx];
                if(Y[i]==-2e9) Y[i]=-1;
                u=Y[i];
            }
            Status[i]^=1;
        }
}
void create_circuit(int _m,vector <int> _a)
{
    m=_m; n=_a.size();
    int ok=1;
    for(i=0;i<n;i++)
    {
        a[i+1]=_a[i];
        if(i+1<n) to[_a[i]].push_back(_a[i+1]);
        else to[_a[i]].push_back(0);
    }
    for(i=1;i<=m;i++)
        ok&=(to[i].size()<=4);
    sub_full();
    answer(res,X,Y);
}
/*
int main()
{
    freopen("doll.inp","r",stdin);
    freopen("doll.out","w",stdout);
    int m,n,k;
    cin>>m;
    vector <int> a;
    while(cin>>k) a.push_back(k);
    create_circuit(m,a);
}
*/

Compilation message

doll.cpp: In function 'Graph cal(int)':
doll.cpp:64:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   64 |     for(int i=0;i<a.sink.size();i++)
      |                 ~^~~~~~~~~~~~~~

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 33368 KB Output is correct
2 Correct 47 ms 40392 KB Output is correct
3 Correct 46 ms 39668 KB Output is correct
4 Correct 8 ms 33368 KB Output is correct
5 Correct 14 ms 34516 KB Output is correct
6 Correct 66 ms 43736 KB Output is correct
7 Correct 6 ms 27228 KB Output is correct

Subtask #2
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 33368 KB Output is correct
2 Correct 47 ms 40392 KB Output is correct
3 Correct 46 ms 39668 KB Output is correct
4 Correct 8 ms 33368 KB Output is correct
5 Correct 14 ms 34516 KB Output is correct
6 Correct 66 ms 43736 KB Output is correct
7 Correct 6 ms 27228 KB Output is correct
8 Correct 76 ms 43120 KB Output is correct
9 Correct 84 ms 44212 KB Output is correct
10 Correct 118 ms 48440 KB Output is correct
11 Correct 7 ms 33368 KB Output is correct
12 Correct 7 ms 33372 KB Output is correct
13 Correct 7 ms 29316 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 33368 KB Output is correct
2 Correct 47 ms 40392 KB Output is correct
3 Correct 46 ms 39668 KB Output is correct
4 Correct 8 ms 33368 KB Output is correct
5 Correct 14 ms 34516 KB Output is correct
6 Correct 66 ms 43736 KB Output is correct
7 Correct 6 ms 27228 KB Output is correct
8 Correct 76 ms 43120 KB Output is correct
9 Correct 84 ms 44212 KB Output is correct
10 Correct 118 ms 48440 KB Output is correct
11 Correct 7 ms 33368 KB Output is correct
12 Correct 7 ms 33372 KB Output is correct
13 Correct 7 ms 29316 KB Output is correct
14 Correct 110 ms 46724 KB Output is correct
15 Correct 98 ms 41436 KB Output is correct
16 Correct 123 ms 46300 KB Output is correct
17 Correct 9 ms 33368 KB Output is correct
18 Correct 7 ms 33372 KB Output is correct
19 Correct 7 ms 33372 KB Output is correct
20 Correct 120 ms 47556 KB Output is correct
21 Correct 7 ms 33368 KB Output is correct
22 Correct 7 ms 33376 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 33372 KB Output is correct
2 Correct 6 ms 33412 KB Output is correct
3 Correct 7 ms 33372 KB Output is correct
4 Correct 6 ms 33372 KB Output is correct
5 Correct 6 ms 33372 KB Output is correct
6 Correct 7 ms 33372 KB Output is correct
7 Correct 8 ms 33372 KB Output is correct
8 Correct 8 ms 33372 KB Output is correct

Subtask #5
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 33408 KB Output is correct
2 Correct 64 ms 40140 KB Output is correct
3 Correct 65 ms 40844 KB Output is correct
4 Correct 97 ms 44212 KB Output is correct

Subtask #6
56.0 / 56.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 33408 KB Output is correct
2 Correct 64 ms 40140 KB Output is correct
3 Correct 65 ms 40844 KB Output is correct
4 Correct 97 ms 44212 KB Output is correct
5 Correct 115 ms 46816 KB Output is correct
6 Correct 115 ms 46396 KB Output is correct
7 Correct 118 ms 46544 KB Output is correct
8 Correct 106 ms 46116 KB Output is correct
9 Correct 65 ms 40988 KB Output is correct
10 Correct 107 ms 45224 KB Output is correct
11 Correct 95 ms 45748 KB Output is correct
12 Correct 64 ms 40924 KB Output is correct
13 Correct 82 ms 42000 KB Output is correct
14 Correct 72 ms 41720 KB Output is correct
15 Correct 74 ms 41928 KB Output is correct
16 Correct 8 ms 33612 KB Output is correct
17 Correct 64 ms 40932 KB Output is correct
18 Correct 63 ms 41136 KB Output is correct
19 Correct 64 ms 40644 KB Output is correct
20 Correct 120 ms 45400 KB Output is correct
21 Correct 112 ms 44704 KB Output is correct
22 Correct 96 ms 45128 KB Output is correct