結果

問題 No.1884 Sequence
ユーザー nrvft
提出日時 2022-03-25 22:10:10
言語 C++17
(gcc 13.3.0 + boost 1.87.0)
結果
WA  
実行時間 -
コード長 2,593 bytes
コンパイル時間 1,967 ms
コンパイル使用メモリ 201,172 KB
最終ジャッジ日時 2025-01-28 12:10:49
ジャッジサーバーID
（参考情報） 		judge5 / judge4
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ファイルパターン 結果
sample AC * 3
other AC * 35 WA * 5
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ソースコード

diff #
プレゼンテーションモードにする

#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
using vl = vector<ll>;
template<class T> using vc = vector<T>;
template<class T> using vvc = vector<vector<T>>;
#define eb emplace_back
#define all(x) (x).begin(), (x).end()
#define rep(i, n) for (ll i = 0; i < (n); i++)
#define repr(i, n) for (ll i = (n)-1; i >= 0; i--)
#define repe(i, l, r) for (ll i = (l); i < (r); i++)
#define reper(i, l, r) for (ll i = (r)-1; i >= (l); i--)
#define repa(i,n) for (auto& i: n)
template<class T1, class T2> inline bool chmax(T1 &a, const T2 &b) {if (a<b) { a=b; return 1;} return 0;}
template<class T1, class T2> inline bool chmin(T1 &a, const T2 &b) {if (b<a) { a=b; return 1;} return 0;}
struct init{init(){cin.tie(0);ios::sync_with_stdio(false);cout<<fixed<<setprecision(15);cerr<<fixed<<setprecision(15);}}init_;
#ifdef DEBUG
template <class T> void verr(const set<T> &st) { repa(a, st) cerr << a << " "; cerr << endl; }
template <class S, class T> void verr(const map<S, T> &mp) { repa(a, mp) cerr << "{" << a.first << ", " << a.second << "} "; cerr << endl; }
template <class S, class T, class N> void verr(const vector<pair<S,T>>& a, const N& n) { rep(i, n) cerr << "{" << a[i].first << ", " << a[i].second << 
    "} "; cerr << endl; }
template <class T, class N> void verr(const vector<T>& a, const N& n) { rep(i, n) cerr << a[i] << " "; cerr << endl; }
ll dbgt = 1; void err() { cerr << "passed " << dbgt++ << endl; }
template<class H, class... T> void err(H&& h,T&&... t){ cerr<< h << (sizeof...(t)?" ":"\n") << flush; if(sizeof...(t)>0) err(forward<T>(t)...); }
#endif
const ll INF = 4e18;
const ld EPS = 1e-11;
const ld PI = acos(-1.0L);
// const ll MOD = 1e9 + 7;
const ll MOD = 998244353;
//--------------------------------------------------------------------------------//
int main() {
    ll N;
    cin >> N;
    vl A(N);
    rep(i, N) cin >> A[i];
    ll bcnt = 0;
    vl T;
    rep(i, N) {
        if(A[i] == 0)
            bcnt++;
        else
            T.eb(A[i]);
    }
    sort(all(T));
    if(bcnt >= N - 2) {
        cout << "Yes" << endl;
        return 0;
    }
    ll tn = T.size();
    ll gc = T[1] - T[0];
    rep(i, tn - 1) {
        gc = gcd(gc, T[i + 1] - T[i]);
    }
    rep(i, tn - 1) {
        if(gc == 0 and T[i + 1] - T[i] > 0) {
            cout << "No" << endl;
            return 0;
        }
    }
    if(gc == 0) {
        cout << "Yes" << endl;
        return 0;
    }
    ll need = 0;
    rep(i, tn - 1) {
        need += (T[i + 1] - T[i]) / gc - 1;
    }
    cout << (need <= bcnt ? "Yes" : "No") << endl;
}
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