Submission #1155335

#TimeUsernameProblemLanguageResultExecution timeMemory
1155335modwweToxic Gene (NOI23_toxic)C++20
0 / 100
1 ms960 KiB
//#include "gap.h"
//#include "mushrooms.h"
//#include "prize.h"
#include "toxic.h"
#pragma GCC optimize("Ofast,unroll-loops")
#include<bits/stdc++.h>
//#define int   long long
#define ll long long
#define down cout<<'\n';
#define debug cout<<" cucuucucuuu",down
#define modwwe  int t;cin>>t; while(t--)
#define bit(i,j) (i>>j&1)
#define sobit(a) __builtin_popcountll(a)
#define task2 "ftree"
#define task "test"
#define fin(x) freopen(x".inp","r",stdin)
#define fou(x) freopen(x".ans","w",stdout)
#define pb push_back
#define mask(k) (1<<k)
#define checktime   cerr << (double)clock() / CLOCKS_PER_SEC * 1000  << " ms";
using namespace std;
#define getchar_unlocked getchar
mt19937 rd(chrono::steady_clock::now().time_since_epoch().count());
int rand(int l,int r)
{
    return uniform_int_distribution<int>(l,r)(rd);
}
void phongbeo();
const int inf = 1e16;
const ll mod2 = 1e9+7;
const ll base=67;
int  n, m, s1, s2, s4, s3, sf, k, s5, s6, mx, s7, s8, s9, mx2, res, dem2 = 0, dem = 0, s33, dem3, dem4, mid, l2, r2, center;
int  i, s10, s12,k1,k2,k3,s11,lim,w,l,r ;
int kk;
int t;
int el = 19;/*
main()
{
    if(fopen(task2".inp","r"))
    {
        fin(task2);
        fou(task2);
    }
    if(fopen(task".inp","r"))
    {
        fin(task);
        fou(task);
    }
    ios_base::sync_with_stdio(0);
    cout.tie(0);
    cin.tie(0);
    /// cin>>s1;
//int t;cin>>t; while(t--)
    phongbeo();
    checktime
}*/
vector<int> per,v[40];
int c[301];
int color[301];/*
int query_sample(vector<int> v)
{
    dem4++;
    bool de=0;
    dem=0;
    for(auto x:v)
    {
        if(color[x]==1)dem++;
        if(color[x]==2)de=1;
    }
    if(de) return dem;
    return v.size();
}*/
void xix(vector<int> a)
{
    l=0;
    r=a.size()-2;
    while(l<=r)
    {
        int mid=l+r>>1;
        vector<int> ask;
        for(int i=0; i<=mid; i++)
            ask.pb(a[i]);
        int s=query_sample(ask);
        if(s==ask.size())l=mid+1;
        else r=mid-1;
    }
    for(int i=0; i<l; i++)c[a[i]]=0;
    c[a[l]]=2;
    vector<int> huhu;
    for(int i=l+1; i<a.size(); i++)
        huhu.pb(a[i]);
    if(huhu.size()==0)return;
    int s=query_sample(huhu);
    if(s==0)xix(huhu);
}
void work(vector<int> a)
{
    vector<int> ask;
    for(int i=0; i<a.size(); i++)
        for(int j=1; j<=mask(i); j++)
            ask.pb(a[i]);
    s2=query_sample(ask);
    if(s2==ask.size())return;
    vector<int>huhu;
    for(int i=0; i<a.size(); i++)
        if(!bit(s2,i))
            huhu.pb(a[i]);
        else c[a[i]]=1;
    xix(huhu);
}
void fc(vector<int> a,int x)
{
    vector<int> ask;
    for(int i=0; i<a.size(); i++)
        for(int j=1; j<=mask(i); j++)
            ask.pb(a[i]);
    ask.pb(x);
    s2=query_sample(ask);
    for(int i=0; i<a.size(); i++)
        if(bit(s2,i))c[a[i]]=1;
        else c[a[i]]=0;
}
void determine_type(int N)
{
    n=N;
    memset(c,-1,sizeof c);
    for(int i=1; i<=n; i++)
        per.pb(i);
    shuffle(per.begin(),per.end(),rd);
    for(int i=1; i<=n; i++)
        v[(i-1)/8].pb(per[i-1]);
    for(int i=0; i<=(n-1)/8; i++)
        work(v[i]);
    vector<int>cc;
    for(int i=1; i<=n; i++)
        if(c[i]==-1)
            cc.pb(i);
    for(int i=1; i<=n; i++)
        if(c[i]==2)s8=i;
    if(cc.size()!=0)
    {
        for(int i=0; i<=(n-1)/8; i++)
            v[i].clear();
        for(int i=0; i<cc.size(); i++)
            v[i/8].pb(cc[i]);
        for(int i=0; i<=(cc.size()-1)/8; i++)
            fc(v[i],s8);
    }
    for(int i=1; i<=n; i++)
    {
        char x;
        if(c[i]==0)x='R';
        if(c[i]==1)x='S';
        if(c[i]==2)x='T';
        answer_type(i,x);
    }
}/*
void phongbeo()
{
    cin>>n;
    for(int i=1; i<=n; i++)
        color[i]=rand(0,2);
    color[1]=2;
    dem2=0;
    for(int i=1; i<=n; i++)
    {
        if(color[i]==2)dem2++;
        if(dem2==31)
        {
            dem2--;
            color[i]=rand(0,1);
        }
    }
    shuffle(color+1,color+1+n,rd);
    for(int i=1; i<=n; i++)
        cout<<color[i]<<" ";
    down
    determine_type(n);
    down
    cout<<dem4;
}*/

Compilation message (stderr)

toxic.cpp:29:17: warning: overflow in conversion from 'double' to 'int' changes value from '1.0e+16' to '2147483647' [-Woverflow]
   29 | const int inf = 1e16;
      |                 ^~~~
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