Submission #1206458

#	Time	Username	Problem	Language	Result	Execution time	Memory
1206458		asli_bg	Lottery (CEOI18_lot)	C++20	20 / 100	771 ms	6472 KiB

lot

#include <bits/stdc++.h>
using namespace std;
 
#include <ext/pb_ds/assoc_container.hpp>
using namespace __gnu_pbds;

#define int long long
 
typedef pair<int,int> pii;
typedef vector<int> vi;
typedef vector<pii> vii;
typedef vector<bool> vb;
typedef long long ll;
typedef pair<ll,ll> pll;
typedef vector<pll> vll;
 
typedef tree<pii,null_type,less<pii>,rb_tree_tag,
tree_order_statistics_node_update> oset;
 
#define fi first
#define se second
#define pb push_back
#define pf push_front
 
#define mid (l+r)/2
#define all(x) x.begin(),x.end()
#define FOR(i,a) for(int i=0;i<(a);i++)
#define FORE(i,a,b) for(int i=(a);i<(b);i++)
 
#define cont(x) for(auto el:x) cout<<el<<' ';cout<<endl;
#define contp(x) for(auto el:x) cout<<el.fi<<'-'<<el.se<<' ';cout<<endl;
#define sp <<" "<<
 
#define DEBUG(x) cout<<(#x) sp x<<endl
#define carp(a,b) (((a%MOD)*(b%MOD))%MOD)
#define topla(a,b) (((a%MOD)+(b%MOD))%MOD)
 
const ll INF=1e18;
const int MAXN=1e5+5;
const int MAXK=30;
const int MOD=1e9+7;

map<int,int> pref[MAXN];
int ind[MAXN];

bool mm(pii a,pii b){
    return a.se<b.se;
}

signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);

    int n,l;
    cin>>n>>l;
    vi a(n+1);
    FORE(i,1,n+1) cin>>a[i];
    
    int q;
    cin>>q;
    vii qq;
    vi vec;
    FOR(i,q){
        int k;
        cin>>k;
        qq.pb({k,i});
        vec.pb(k);
    }
    sort(all(qq));
    sort(all(vec));

    int deg;
    for(int i=l;i>=0;i--){
        if(!vec.empty() and i==vec.back()){
            deg=i;
            vec.pop_back();
        }
        ind[i]=deg;
    }

    int p1,p2;

    FORE(j,2,n){
        if(j+l-1>n) break;

        p1=1;
        p2=j;

        int say=0;
        FOR(i,l){
            if(a[p1+i]!=a[p2+i]) say++;
        }

        pref[p1][ind[say]]++;
        pref[p2][ind[say]]++;

        while(p1+l-1<=n and p2+l-1<=n){
            if(a[p1]!=a[p2]) say--;
            p1++;p2++;
            if(p1+l-1>n or p2+l-1>n) break;

            if(a[p1+l-1]!=a[p2+l-1]) say++;

            pref[p1][ind[say]]++;
            pref[p2][ind[say]]++;
        }
    }
    
    FORE(i,1,n+1){
        int once=0;
        for(auto el:pref[i]){
            pref[i][el.fi]+=once;
            once=pref[i][el.fi];
        }
    }
    sort(all(qq),mm);

    FOR(i,q){
        int k=qq[i].fi;
        FORE(i,1,n-l+2){
            cout<<pref[i][k]<<' ';
        }
        cout<<endl;
    }
}

• Subtask 1: 0 / 25
• Subtask 2: 0 / 20
• Subtask 3: 20 / 20
• Subtask 4: 0 / 15
• Subtask 5: 0 / 20