#919292 (C++17) No.1730 GCD on Blackboard in yukicoder

• 問題: No.1730 GCD on Blackboard in yukicoder
• ユーザー: fumofumofuni
• 提出日時: 2023-10-09 21:48:13
• 言語: C++17 (gcc 13.3.0 + boost 1.87.0)
• 結果: RE
• 実行時間: -
• コード長: 2,710 bytes
• コンパイル時間: 2,138 ms
• コンパイル使用メモリ: 202,884 KB
• 最終ジャッジ日時: 2025-02-17 06:31:40
• ジャッジサーバーID （参考情報）: judge3 / judge4

ファイルパターン	結果
sample	RE * 2
other	RE * 24

ソースコード

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#include<bits/stdc++.h>
using namespace std;
//#pragma GCC optimize("Ofast")
#define rep(i,n) for(ll i=0;i<n;i++)
#define repl(i,l,r) for(ll i=(l);i<(r);i++)
#define per(i,n) for(ll i=(n)-1;i>=0;i--)
#define perl(i,r,l) for(ll i=r-1;i>=l;i--)
#define fi first
#define se second
#define pb push_back
#define ins insert
#define pqueue(x) priority_queue<x,vector<x>,greater<x>>
#define all(x) (x).begin(),(x).end()
#define CST(x) cout<<fixed<<setprecision(x)
#define vtpl(x,y,z) vector<tuple<x,y,z>>
#define rev(x) reverse(x);
using ll=long long;
using vl=vector<ll>;
using vvl=vector<vector<ll>>;
using pl=pair<ll,ll>;
using vpl=vector<pl>;
using vvpl=vector<vpl>;
const ll MOD=1000000007;
const ll MOD9=998244353;
const int inf=1e9+10;
const ll INF=4e18;
const ll dy[9]={1,0,-1,0,1,1,-1,-1,0};
const ll dx[9]={0,1,0,-1,1,-1,1,-1,0};
template<class T> inline bool chmin(T& a, T b) {
    if (a >= b) {
        a = b;
        return true;
    }
    return false;
}
template<class T> inline bool chmax(T& a, T b) {
    if (a < b) {
        a = b;
        return true;
    }
    return false;
}
struct osak{
    vector<long long> lpf;// least prime factor
    vector<long long> prime;// prime table
    osak(long long n){//linear_sieve
        lpf=vector<long long>(n+1,-1);
        for (int d = 2; d <= n; ++d) {
          if(lpf[d]==-1){
            lpf[d]=d;prime.emplace_back(d);
          }
          for(auto p:prime){
            if(p*d>n||p>lpf[d])break;
            lpf[p*d]=p;
          }
        }
    }
    map<long long,long long> factor(int n) {
        map<long long,long long> factor;
        while (n > 1) {
            factor[lpf[n]]++;
            n /= lpf[n];
        }
        return factor;
    }
    vector<long long> divisor(int N){//O(div.size())
        map<long long,long long> facs=factor(N);
        vector<long long> ret={1};
        for(auto p:facs){
            ll range=ret.size();
            ll now=1;
            for(int i=0;i<p.se;i++){
                now*=p.fi;
                for(int j=0;j<range;j++){
                    ret.emplace_back(ret[j]*now);
                }
            }
        }
        sort(ret.begin(),ret.end());
        return ret;
    }
};
int main(){
    ll n;cin >> n;
    ll m=2e6+10;
    vl dp(m);
    osak os(m);
    rep(i,n){
        ll a;cin >> a;dp[a]++;
    }
//dp[i]について、自分の倍数の値を集めてくる変換
    for(auto p:os.prime){
        for(ll k=m/p;k>0;k--)dp[k]+=dp[k*p];
    }
    //rep(i,14)cout << dp[i] <<" ";cout << endl;
    vl ans(n);
    rep(i,m)ans[dp[i]-1]=i;
    //rep(i,n)cout << ans[i] <<" ";cout << endl;
    rev(all(ans));
    rep(i,n-1)chmax(ans[i+1],ans[i]);
    rep(i,n)cout << ans[i] << endl;
}
 
 
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