結果

問題 No.2756 GCD Teleporter
ユーザー apricityapricity
提出日時 2024-05-26 06:04:47
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 96 ms / 2,000 ms
コード長 6,504 bytes
コンパイル時間 1,716 ms
コンパイル使用メモリ 144,672 KB
実行使用メモリ 25,772 KB
最終ジャッジ日時 2024-05-26 06:04:53
合計ジャッジ時間 5,612 ms
ジャッジサーバーID
（参考情報） 		judge5 / judge1
このコードへのチャレンジ
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テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 29 ms
17,972 KB
testcase_01 AC 25 ms
18,056 KB
testcase_02 AC 23 ms
17,996 KB
testcase_03 AC 24 ms
18,028 KB
testcase_04 AC 27 ms
18,348 KB
testcase_05 AC 37 ms
20,000 KB
testcase_06 AC 62 ms
23,808 KB
testcase_07 AC 55 ms
22,332 KB
testcase_08 AC 54 ms
22,144 KB
testcase_09 AC 50 ms
21,384 KB
testcase_10 AC 62 ms
22,996 KB
testcase_11 AC 68 ms
24,612 KB
testcase_12 AC 32 ms
19,340 KB
testcase_13 AC 70 ms
25,160 KB
testcase_14 AC 65 ms
24,340 KB
testcase_15 AC 33 ms
19,228 KB
testcase_16 AC 45 ms
21,376 KB
testcase_17 AC 50 ms
22,280 KB
testcase_18 AC 32 ms
19,344 KB
testcase_19 AC 67 ms
25,112 KB
testcase_20 AC 72 ms
25,084 KB
testcase_21 AC 42 ms
21,200 KB
testcase_22 AC 64 ms
25,352 KB
testcase_23 AC 32 ms
18,852 KB
testcase_24 AC 59 ms
23,584 KB
testcase_25 AC 57 ms
23,920 KB
testcase_26 AC 60 ms
25,016 KB
testcase_27 AC 62 ms
25,328 KB
testcase_28 AC 42 ms
21,612 KB
testcase_29 AC 55 ms
23,528 KB
testcase_30 AC 60 ms
25,324 KB
testcase_31 AC 41 ms
20,912 KB
testcase_32 AC 55 ms
25,588 KB
testcase_33 AC 36 ms
21,036 KB
testcase_34 AC 30 ms
19,120 KB
testcase_35 AC 56 ms
25,676 KB
testcase_36 AC 56 ms
25,568 KB
testcase_37 AC 24 ms
17,944 KB
testcase_38 AC 75 ms
25,740 KB
testcase_39 AC 96 ms
25,772 KB
権限があれば一括ダウンロードができます

ソースコード

diff # 

#include<iostream>
#include<string>
#include<vector>
#include<algorithm>
#include<numeric>
#include<cmath>
#include<utility>
#include<tuple>
#include<cstdint>
#include<cstdio>
#include<iomanip>
#include<map>
#include<queue>
#include<set>
#include<stack>
#include<deque>
#include<unordered_map>
#include<unordered_set>
#include<bitset>
#include<cctype>
#include<chrono>
#include<random>
#include<cassert>
#include<cstddef>
#include<iterator>
#include<string_view>
#include<type_traits>

#ifdef LOCAL
#  include "debug_print.hpp"
#  define debug(...) debug_print::multi_print(#__VA_ARGS__, __VA_ARGS__)
#else
#  define debug(...) (static_cast<void>(0))
#endif

using namespace std;
#define rep1(a)          for(int i = 0; i < a; i++)
#define rep2(i, a)       for(int i = 0; i < a; i++)
#define rep3(i, a, b)    for(int i = a; i < b; i++)
#define rep4(i, a, b, c) for(int i = a; i < b; i += c)
#define overload4(a, b, c, d, e, ...) e
#define rep(...) overload4(__VA_ARGS__, rep4, rep3, rep2, rep1)(__VA_ARGS__)
#define rrep1(a)          for(int i = (a)-1; i >= 0; i--)
#define rrep2(i, a)       for(int i = (a)-1; i >= 0; i--)
#define rrep3(i, a, b)    for(int i = (b)-1; i >= a; i--)
#define rrep4(i, a, b, c) for(int i = (b)-1; i >= a; i -= c)
#define rrep(...) overload4(__VA_ARGS__, rrep4, rrep3, rrep2, rrep1)(__VA_ARGS__)
#define ALL(v) v.begin(), v.end()
#define RALL(v) v.rbegin(), v.rend()
#define UNIQUE(v) v.erase( unique(v.begin(), v.end()), v.end() );
#define pb push_back
using ll = long long;
using D = double;
using LD = long double;
using P = pair<int, int>;
using vi = vector<int>;
using vl = vector<ll>;
template <class T> using vc = vector<T>;
template <class T> using vvc = vector<vc<T>>;
template <class T> using vvvc = vector<vvc<T>>;
template <class T> using vvvvc = vector<vvvc<T>>;
template <class T> using vvvvvc = vector<vvvvc<T>>;
#define vv(type, name, h, ...) \
  vector<vector<type>> name(h, vector<type>(__VA_ARGS__))
#define vvv(type, name, h, w, ...)   \
  vector<vector<vector<type>>> name( \
      h, vector<vector<type>>(w, vector<type>(__VA_ARGS__)))
#define vvvv(type, name, a, b, c, ...)       \
  vector<vector<vector<vector<type>>>> name( \
      a, vector<vector<vector<type>>>(       \
             b, vector<vector<type>>(c, vector<type>(__VA_ARGS__))))
template<typename T> using PQ = priority_queue<T,vector<T>>;
template<typename T> using minPQ = priority_queue<T, vector<T>, greater<T>>;
template<class T>bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; }
template<class T>bool chmin(T &a, const T &b) { if (b<a) { a=b; return 1; } return 0; }
void yesno(bool flag) {cout << (flag?"Yes":"No") << "\n";}

template<typename T, typename U>
ostream &operator<<(ostream &os, const pair<T, U> &p) {
    os << p.first << " " << p.second;
    return os;
}
template<typename T, typename U>
istream &operator>>(istream &is, pair<T, U> &p) {
    is >> p.first >> p.second;
    return is;
}

template<typename T>
ostream &operator<<(ostream &os, const vector<T> &v) {
    int s = (int)v.size();
    for (int i = 0; i < s; i++) os << (i ? " " : "") << v[i];
    return os;
}
template<typename T>
istream &operator>>(istream &is, vector<T> &v) {
    for (auto &x : v) is >> x;
    return is;
}
void in() {}
template<typename T, class... U>
void in(T &t, U &...u) {
    cin >> t;
    in(u...);
}
void out() { cout << "\n"; }
template<typename T, class... U, char sep = ' '>
void out(const T &t, const U &...u) {
    cout << t;
    if (sizeof...(u)) cout << sep;
    out(u...);
}
void outr() {}
template<typename T, class... U, char sep = ' '>
void outr(const T &t, const U &...u) {
    cout << t;
    outr(u...);
}

struct eratosthenes{
    vector<bool> isprime;
    vector<int> minfactor;
    vector<int> mobius;
    eratosthenes(int n) : isprime(n+1,true), minfactor(n+1, -1), mobius(n+1,1){
        isprime[1] = false;
        minfactor[1] = 1;
 
        for(int i = 2; i <= n; i++){
            if(!isprime[i]) continue;
            minfactor[i] = i;
            mobius[i] = -1;
            for(int j = i+i; j <= n; j += i){
                isprime[j] = false;
                if(minfactor[j] == -1) minfactor[j] = i;
                if((j/i)%i == 0) mobius[j] = 0;
                else mobius[j] *= -1;
            }
        }
    }
 
    vector<pair<int, int>> factorize(int n){
        vector<pair<int, int>> res;
        while(n > 1){
            int p = minfactor[n];
            int e = 0;
            while(minfactor[n] == p){
                n /= p;
                e++;
            }
            res.push_back({p,e});
        }
        return res;
    }
 
    vector<int> divisor(int n){
        vector<int> res;
        res.pb(1);
        auto v = factorize(n);
        for(auto x : v){
            int s = res.size();
            rep(i,s){
                int m = 1;
                rep(j,x.second){
                    m *= x.first;
                    res.push_back(res[i]*m);
                }
            }
        }
        return res;
    }
 
    template<class T> void fzt(vector<T> &f){
        int n = f.size();
        for(int p = 2; p < n; p++){
            if(!isprime[p]) continue;
            for(int q = (n-1)/p; q > 0; q--){
                f[q] += f[p*q];
            }
        }
    }
 
 
    template<class T> void fmt(vector<T> &f){
        int n = f.size();
        for(int p = 2; p < n; p++){
            if(!isprime[p]) continue;
            for(int q = 1; q*p < n; q++){
                f[q] -= f[p*q];
            }
        }
    }
 
    template<class T> vector<T> conv(const vector<T> &f, const vector<T> &g){
        int n = max(f.size(), g.size());
        vector<T> nf(n), ng(n), h(n);
        rep(i,f.size()) nf[i] = f[i];
        rep(i,g.size()) ng[i] = g[i];
        fzt(nf); fzt(ng);
        rep(i,n) h[i] = nf[i]*ng[i];
        fmt(h);
        return h;
    }
};

#include "atcoder/dsu.hpp"

int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    int n; in(n);
    eratosthenes si(200001);
    int c1 = 0;
    atcoder::dsu d(n+200001);
    rep(i,n){
        int a; in(a);
        if(a==1) c1++;
        else{
            for(auto [p,_] : si.factorize(a)){
                d.merge(i,n+p);
            }
        }
    }
    int cg = 0;
    int m = 200000;
    for(auto &g : d.groups()){
        if(g.size()==1) continue;
        cg++;
        for(int e : g) if(e >= n) chmin(m, e-n);
    }
    if(m == 2) out(2*(cg-1+c1));
    else {
        out(min(2*(cg+c1),m*(cg-1+c1)));
    }
}
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