#491072 (C++14) No.1053 ゲーミング棒

提出ソース

結果

問題	No.1053 ゲーミング棒
ユーザー	bin101
提出日時	2020-06-03 00:44:00
言語	C++14 (gcc 12.3.0 + boost 1.83.0)
結果	WA
実行時間	-
コード長	13,647 bytes
コンパイル時間	1,420 ms
コンパイル使用メモリ	113,980 KB
実行使用メモリ	8,448 KB
最終ジャッジ日時	2024-05-03 18:21:36
合計ジャッジ時間	2,836 ms
ジャッジサーバーID （参考情報）	judge1 / judge2

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	2 ms 6,812 KB
testcase_01	AC	2 ms 6,940 KB
testcase_02	AC	2 ms 6,948 KB
testcase_03	AC	2 ms 6,940 KB
testcase_04	AC	2 ms 6,940 KB
testcase_05	AC	2 ms 6,940 KB
testcase_06	AC	2 ms 6,940 KB
testcase_07	AC	2 ms 6,948 KB
testcase_08	AC	2 ms 6,940 KB
testcase_09	AC	2 ms 6,944 KB
testcase_10	AC	2 ms 6,940 KB
testcase_11	WA	-
testcase_12	WA	-
testcase_13	AC	2 ms 6,944 KB
testcase_14	AC	2 ms 6,944 KB
testcase_15	AC	2 ms 6,940 KB
testcase_16	AC	2 ms 6,944 KB
testcase_17	AC	2 ms 6,944 KB
testcase_18	AC	2 ms 6,944 KB
testcase_19	AC	2 ms 6,940 KB
testcase_20	AC	2 ms 6,944 KB
testcase_21	AC	1 ms 6,944 KB
testcase_22	AC	2 ms 6,940 KB
testcase_23	AC	48 ms 8,320 KB
testcase_24	AC	55 ms 8,448 KB
testcase_25	AC	56 ms 8,320 KB
testcase_26	AC	54 ms 8,320 KB
testcase_27	WA	-
testcase_28	AC	2 ms 6,944 KB
testcase_29	WA	-
testcase_30	WA	-
testcase_31	AC	8 ms 6,940 KB
testcase_32	AC	8 ms 6,948 KB
testcase_33	WA	-
testcase_34	WA	-
testcase_35	AC	10 ms 6,944 KB
testcase_36	AC	9 ms 6,940 KB

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ソースコード

raw source code

/*
vectorの配列を吐き出す関数はvfillと同じ要領で簡潔に書けそう
だけど面倒
vfillの範囲指定をできるようにしたい
*/
#pragma GCC optimize("Ofast")
#include <cassert>
#include <cstdio>
#include <cstdlib>
#include <string>
#include <algorithm>
#include <iostream>
#include <queue>
#include <vector>
#include <bitset>
#include <cmath>
#include <limits>
#include <iostream>
#include <map>
#include <set>
#include <stack>
#include <tuple>
#include <iomanip>
#include <functional>
#include <complex>

using namespace std;

using ll=long long int;
using pii=pair<int,int>;
using pil=pair<int,ll>;
using pli=pair<ll,int>;
using pll=pair<ll,ll>;
using psi=pair<string,int>;
using pis=pair<int,string>;
using psl=pair<string,ll>;
using pls=pair<ll,string>;
using pss=pair<string,string>;

//辺 fromあり
template<typename T >
struct Edge {
  int from, to;
  T cost;

  Edge()=default;
  Edge(int _from, int _to, T _cost) : from(_from), to(_to), cost(_cost) {}

  inline bool operator<(const Edge p)const noexcept{
    return cost<p.cost;
  }

  inline bool operator>(const Edge p)const noexcept{
    return cost>p.cost;
  }

};

//辺 fromがない
template<typename T >
struct edge {
  int to;
  T cost;
  edge()=default;
  edge(int _to, T _cost) : to(_to), cost(_cost) {}
};

template<typename T>
using edges=vector<edge<T>>;
template<typename T>
using WeightGraph=vector<edges<T>>;

using Graph=vector<vector<int>>;

template<class T,class U>inline constexpr bool chmin(T&a,const U b){if(a<=b)return false;a=b;return true;}
template<class T,class U>inline constexpr bool chmax(T&a,const U b){if(a>=b)return false;a=b;return true;}
#define bit(n,k) ( (n>>k)&1 )

inline void bin101(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr); 
    cout<<fixed<<setprecision(20);
}

//1-indexed vector cin
template<typename T>
inline void vin1(vector<T> &v){
    for(size_t i=1;i<v.size();i++) cin>>v[i];
}

//0-indexed vector cin
template<typename T>
inline void vin0(vector<T> &v){
    for(size_t i=0;i<v.size();i++) cin>>v[i];
}

//1-indexed vector<vector> cin
template<typename T>
inline void vin1(vector<vector<T>> &v){
    for(size_t i=1;i<v.size();i++){
        for(size_t j=1;j<v[i].size();j++) cin>>v[i][j];
    }
}

//0-indexed vector<vector> cin
template<typename T>
inline void vin0(vector<vector<T>> &v){
    for(size_t i=0;i<v.size();i++){
        for(size_t j=0;j<v[i].size();j++) cin>>v[i][j];
    }
}


bool DEBUG_MODE=false;

#define debug(a) if(DEBUG_MODE){cout<<#a;PRINT(a);cout<<flush;}
#define debug2(a,b) if(DEBUG_MODE){debug(a);debug(b);}
#define debug3(a,b,c) if(DEBUG_MODE){debug(a);debug(b);debug(c);}
#define debug4(a,b,c,d) if(DEBUG_MODE){debug(a);debug(b);debug(c);debug(d);}
#define debug5(a,b,c,d,e) if(DEBUG_MODE){debug(a);debug(b);debug(c);debug(d);debug(e);}

#define gdebug(x) if(DEBUG_MODE){cout<<#x;GPRINT(x);} 

template<class T>void PRINT(const T x){cout<<":"<<x<<"\n";}

//デバッグ
template<typename T>
void PRINT(const vector<T> &v,int a=-1){
    if(!DEBUG_MODE) return;
    cout<<":1d\n";
    for(size_t i=0;i<v.size() and (a<0 or i<=(size_t)a);i++){
        cout<<i<<":"<<v[i]<<'\n';
    }
    cout<<"\n";
}

//デバッグ
template<typename T>
void PRINT(const vector<vector<T>> &v,int a=-1,int b=-1){
    if(!DEBUG_MODE) return;
    cout<<":2d\n";
    for(size_t i=0;i<v.size() and (a<0 or i<=(size_t)a);i++){
        for(size_t j=0;j<v[i].size() and (b<0 or j<=(size_t)b);j++){
            cout<<i<<"-"<<j<<":"<<v[i][j]<<"\n";
        }
    }
    cout<<"\n";
}

//デバッグ
template<typename T>
void PRINT(const vector<vector<vector<T>>> &v,int a=-1,int b=-1,int c=-1){
    if(!DEBUG_MODE) return;
    cout<<":3d\n";
    for(size_t i=0;i<v.size() and (a<0 or i<=(size_t)a);i++){
        for(size_t j=0;j<v[i].size() and (b<0 or j<=(size_t)b);j++){
            for(size_t k=0;k<v[i][j].size() and (c<0 or k<=(size_t)c);k++){
                cout<<i<<"-"<<j<<"-"<<k<<":"<<v[i][j][k]<<"\n";
            }
        }
    }
    cout<<"\n";
}

//デバッグ
template<typename T>
void PRINT(const vector<vector<vector<vector<T>>>> &v,int a=-1,int b=-1,int c=-1,int d=-1){
    if(!DEBUG_MODE) return;
    cout<<":4d\n";
    for(size_t i=0;i<v.size() and (a<0 or i<=(size_t)a);i++){
        for(size_t j=0;j<v[i].size() and (b<0 or j<=(size_t)b);j++){
            for(size_t k=0;k<v[i][j].size() and (c<0 or k<=(size_t)c);k++){
                for(size_t l=0;l<v[i][j][k].size() and (d<0 or l<=(size_t)d);l++){
                    cout<<i<<"-"<<j<<"-"<<k<<"-"<<l<<":"<<v[i][j][k][l]<<"\n";
                }
            }
        }
    }
    cout<<"\n";
}

//デバッグ
template<typename T>
void PRINT(const vector<vector<vector<vector<vector<T>>>>> &v,int a=-1,int b=-1,int c=-1,int d=-1,int e=-1){
    if(!DEBUG_MODE) return;
    cout<<":5d\n";
    for(size_t i=0;i<v.size() and (a<0 or i<=(size_t)a);i++){
        for(size_t j=0;j<v[i].size() and (b<0 or j<=(size_t)b);j++){
            for(size_t k=0;k<v[i][j].size() and (c<0 or k<=(size_t)c);k++){
                for(size_t l=0;l<v[i][j][k].size() and (d<0 or l<=(size_t)d);l++){
                    for(size_t m=0;m<v[i][j][k][l].size() and (e<0 or m<=(size_t)e);m++){
                        cout<<i<<"-"<<j<<"-"<<k<<"-"<<l<<"-"<<m<<":"<<v[i][j][k][l][m]<<"\n";
                    }
                }
            }
        }
    }
    cout<<"\n";
}

template<typename T>
void PRINT(const set<T> &S){
    if(!DEBUG_MODE) return;
    int now=0;
    for(auto x:S){
        cout<<now++<<":"<<x<<"\n";
    }
}

template<typename T,typename U>
void PRINT(const map<T,U> &M){
    if(!DEBUG_MODE) return;
    cout<<":map\n";
    size_t now=0;
    for(auto &x:M){
        cout<<now++<<":"<<x<<"\n";
    }
}


//デバッグ(グリッド)
template<typename T>
void GPRINT(const vector<T> &v,int a=-1){
    if(!DEBUG_MODE) return;
    cout<<":1d\n";
    for(size_t i=0;i<v.size() and (a<0 or i<=(size_t)a);i++){
        if(i) cout<<",";
		cout<<v[i];
    }
}

//デバッグ(グリッド)
template<typename T>
void GPRINT(const vector<vector<T>> &v,int a=-1,int b=-1){
    if(!DEBUG_MODE) return;
    cout<<":2d\n";
    for(size_t i=0;i<v.size() and (a<0 or i<=(size_t)a);i++){
        for(size_t j=0;j<v[i].size() and (b<0 or j<=(size_t)b);j++){
            if(j) cout<<",";
            cout<<v[i][j];
        }
        cout<<"\n";
    }
}

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

//pair cin
template<typename T, typename U>
inline istream &operator>>(istream &is,pair<T,U> &p) {
  is>>p.first>>p.second;
  return is;
}

//ソート
template<typename T>
inline void vsort(vector<T> &v){
    sort(v.begin(),v.end());
}

//逆順ソート
template<typename T>
inline void rvsort(vector<T> &v){
  sort(v.rbegin(),v.rend());
}

//要素数n 初期値x
template<typename T>
inline vector<T> vmake(size_t n,T x){
  return vector<T>(n,x);
}

//a,b,c,x data[a][b][c] 初期値x
template<typename... Args>
auto vmake(size_t n,Args... args){
    auto v=vmake(args...);
    return vector<decltype(v)>(n,move(v));
}

template<typename T,typename... X>
inline void vfill(T &t,const X... x){
    t=T(x...);
}

template<typename T,typename... X>
void vfill(vector<T> &t,const X... x){
    for(auto &s:t) vfill(s,x...);
}

//最後に改行があるので注意
template<typename T>
void vout(const vector<T> &v,string s=" ",size_t f=0,int t=-1){
    for(size_t i=f;i<v.size() and(t<0 or i<=(size_t)t);i++){
        if(i!=f) cout<<s;
        cout<<v[i];
    }
    cout<<"\n";
}

//最後に改行があるので注意
template<typename T>
void vout(const vector<vector<T>> &v,string s=" ",int fh=0,int th=-1,int fw=0,int tw=-1){
    for(size_t i=fh;i<v.size() and (th<0 or i<=(size_t)th);i++){
        for(size_t j=fw;j<v[i].size() and (tw<0 or j<=(size_t)tw);j++){
            if(j!=fw) cout<<s;
            cout<<v[i][j];
        }
        cout<<"\n";
    }
}

//1ビットの数を返す
inline int popcount(int x){
  return __builtin_popcount(x);
}
//1ビットの数を返す
inline int popcount(ll x){
  return __builtin_popcountll(x);
}

constexpr int MAX=(1<<30)-1;
constexpr ll INF=(1LL<<62)-1;
constexpr ll MOD=1000000007;
constexpr int dx[]={1,-1,0,0},dy[]={0,0,-1,1};

//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

struct ModInt{
    using u64=uint_fast64_t;
    u64 a;
    constexpr ModInt() :a(0){}
    constexpr ModInt(ll x) :a((x>=0)?(x%MOD):(x%MOD+MOD) ) {}

    inline constexpr ModInt operator+(const ModInt rhs)const noexcept{
        return ModInt(*this)+=rhs;
    }
    inline constexpr ModInt operator-(const ModInt rhs)const noexcept{
        return ModInt(*this)-=rhs;
    }
    inline constexpr ModInt operator*(const ModInt rhs)const noexcept{
        return ModInt(*this)*=rhs;
    }
    inline constexpr ModInt operator/(const ModInt rhs)const noexcept{
        return ModInt(*this)/=rhs;
    }
    inline constexpr ModInt operator+(const ll rhs) const noexcept{
        return ModInt(*this)+=ModInt(rhs);
    }
    inline constexpr ModInt operator-(const ll rhs)const noexcept{
        return ModInt(*this)-=ModInt(rhs);
    }
    inline constexpr ModInt operator*(const ll rhs)const noexcept{
        return ModInt(*this)*=ModInt(rhs);
    }
    inline constexpr ModInt operator/(const ll rhs)const noexcept{
        return ModInt(*this)/=ModInt(rhs);
    }

    inline constexpr ModInt &operator+=(const ModInt rhs)noexcept{
        a+=rhs.a;
        if(a>=MOD) a-=MOD;
        return *this;
    }
    inline constexpr ModInt &operator-=(const ModInt rhs)noexcept{
        if(rhs.a>a) a+=MOD;
        a-=rhs.a;
        return *this;
    }
    inline constexpr ModInt &operator*=(const ModInt rhs)noexcept{
        a=(a*rhs.a)%MOD;
        return *this;
    }
    inline constexpr ModInt &operator/=(ModInt rhs)noexcept{
        a=(a*rhs.inverse().a)%MOD;
        return *this;
    }
    inline constexpr ModInt &operator+=(const ll rhs)noexcept{
        return *this+=ModInt(rhs);
    }
    inline constexpr ModInt &operator-=(const ll rhs)noexcept{
        return *this-=ModInt(rhs);
    }
    inline constexpr ModInt &operator*=(const ll rhs)noexcept{
        return *this*=ModInt(rhs);
    }
    inline constexpr ModInt &operator/=(const ll rhs)noexcept{
        return *this/=ModInt(rhs);
    }

    inline constexpr ModInt operator=(const ll x)noexcept{
        a=(x>=0)?(x%MOD):(x%MOD+MOD);
        return *this;
    }

    inline constexpr bool operator==(const ModInt p)const noexcept{
        return a==p.a;
    }

    inline constexpr bool operator!=(const ModInt p)const noexcept{
        return a!=p.a;
    }

    inline constexpr ModInt pow(ll N) const noexcept{
        ModInt ans(1LL),p(a);
        while(N>0){
            if(bit(N,0)){
                ans*=p;
            }
            p*=p;
            N>>=1;
        }
        return ans;
    }
    inline constexpr ModInt inverse() const noexcept{
        return pow(MOD-2);
    }

};
inline constexpr ModInt operator+(const ll &a,const ModInt &b)noexcept{
    return ModInt(a)+=b;
}
inline constexpr ModInt operator-(const ll &a,const ModInt &b)noexcept{
    return ModInt(a)-=b;
}
inline constexpr ModInt operator*(const ll &a,const ModInt &b)noexcept{
    return ModInt(a)*=b;
}
inline constexpr ModInt operator/(const ll &a,const ModInt &b)noexcept{
    return ModInt(a)/=b;
}
//cout
inline ostream &operator<<(ostream &os,const ModInt &p) {
    return os<<p.a;
}

//cin
inline istream &operator>>(istream &is,ModInt &p) {
    ll t;
    is>>t;
    p=t;
    return is;
}

struct Binominal{
    vector<ModInt> fac,finv,inv; //fac[n]:n! finv:(n!)の逆元
    int sz;
    Binominal(int n=10) :sz(1){
        if(n<=0) n=10;
        init(n);
    }
    inline void init(int n){
        fac.resize(n+1,1);
        finv.resize(n+1,1);
        inv.resize(n+1,1);
        for(int i=sz+1;i<=n;i++){
            fac[i]=fac[i-1]*i;
            inv[i]=MOD-inv[MOD%i]*(MOD/i);
            finv[i]=finv[i-1]*inv[i];
        }
        sz=n;
    }
    //nCk(n,k<=N) をO(1)で求める
    inline ModInt com(int n,int k){
        if(n<k) return ModInt(0);
        if(n<0 || k<0) return ModInt(0);
        if(n>sz) init(n);
        return fac[n]*finv[k]*finv[n-k];
    }
    //nCk(k<=N) をO(k)　で求める 
    inline ModInt rcom(ll n,int k){
        if(n<0 || k<0 || n<k) return ModInt(0);
        if(k>sz) init(k);
        ModInt ret(1);
        for(int i=0;i<k;i++){
            ret*=n-i;
        }
        ret*=finv[k];
        return ret;
    }

    //重複組み合わせ n種類のものから重複を許してk個を選ぶ
    //〇がn個,|がk個
    inline ModInt h(int n,int k){
        return com(n+k-1,k);
    }
};

ll GCD(ll a,ll b){
    if(a==0 or b==0) return 0;
    while(a%b!=0){
        ll t=a%b;
        a=b;
        b=t;
    }
    return b;
}

int main(){
    DEBUG_MODE=false;
    bin101();
    //++++++++++++++++++++++++++++++++++++++//

    int N;
    cin>>N;
    vector<int> A(N);
    vin0(A);
    int cnt=0;
    while(A.size() and A.back()==A[0]){
        A.pop_back();
        cnt++;
    }
    set<int> S;
    for(int i=1;i<A.size();i++){
        if(A[i]==A[i-1]) continue;
        if(S.find(A[i])!=S.end()){
            cout<<-1<<endl;
            return 0;
        }
        S.insert(A[i]);
    }
    if(cnt==0) cout<<0<<endl;
    else cout<<1<<endl;
}

yukicoder

結果

テストケース

ソースコード