結果

問題 No.314 ケンケンパ
コンテスト
ユーザー nola_suz
提出日時 2015-12-07 00:27:43
言語 C++11（廃止可能性あり）
(gcc 13.3.0)
結果
AC  
実行時間 26 ms / 1,000 ms
コード長 2,387 bytes
コンパイル時間 1,059 ms
コンパイル使用メモリ 96,988 KB
実行使用メモリ 5,376 KB
最終ジャッジ日時 2024-09-14 17:06:13
合計ジャッジ時間 1,618 ms
ジャッジサーバーID
（参考情報） 		judge1 / judge4
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 3
other AC * 17
権限があれば一括ダウンロードができます
コンパイルメッセージ
In file included from /usr/include/c++/11/bits/stl_tree.h:63,
                 from /usr/include/c++/11/map:60,
                 from main.cpp:5:
In static member function ‘static _Tp* std::__copy_move<_IsMove, true, std::random_access_iterator_tag>::__copy_m(const _Tp*, const _Tp*, _Tp*) [with _Tp = long long int; bool _IsMove = false]’,
    inlined from ‘_OI std::__copy_move_a2(_II, _II, _OI) [with bool _IsMove = false; _II = long long int*; _OI = long long int*]’ at /usr/include/c++/11/bits/stl_algobase.h:495:30,
    inlined from ‘_OI std::__copy_move_a1(_II, _II, _OI) [with bool _IsMove = false; _II = long long int*; _OI = long long int*]’ at /usr/include/c++/11/bits/stl_algobase.h:522:42,
    inlined from ‘_OI std::__copy_move_a(_II, _II, _OI) [with bool _IsMove = false; _II = long long int*; _OI = long long int*]’ at /usr/include/c++/11/bits/stl_algobase.h:529:31,
    inlined from ‘_OI std::copy(_II, _II, _OI) [with _II = long long int*; _OI = long long int*]’ at /usr/include/c++/11/bits/stl_algobase.h:620:7,
    inlined from ‘static _ForwardIterator std::__uninitialized_copy<true>::__uninit_copy(_InputIterator, _InputIterator, _ForwardIterator) [with _InputIterator = long long int*; _ForwardIterator = long long int*]’ at /usr/include/c++/11/bits/stl_uninitialized.h:110:27,
    inlined from ‘_ForwardIterator std::uninitialized_copy(_InputIterator, _InputIterator, _ForwardIterator) [with _InputIterator = long long int*; _ForwardIterator = long long int*]’ at /usr/include/c++/11/bits/stl_uninitialized.h:151:15,
    inlined from ‘_ForwardIterator std::__uninitialized_copy_a(_InputIterator, _InputIterator, _ForwardIterator, std::allocator<_Tp>&) [with _InputIterator = long long int*; _ForwardIterator = long long int*; _Tp = long long int]’ at /usr/include/c++/11/bits/stl_uninitialized.h:333:37,
    inlined from ‘std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(const std::vector<_Tp, _Alloc>&) [with _Tp = long long int

ソースコード

diff # 

#include <cstdlib>
#include <cmath>
#include <climits>
#include <cfloat>
#include <map>
#include <set>
#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <sstream>
#include <complex>
#include <stack>
#include <queue>
#include <cstdio>
#include <cstring>
#include <iterator>
#include <bitset>
#include <unordered_set>
#include <unordered_map>
#include <fstream>
#include <iomanip>
#include <cassert>
//#include <utility>
//#include <memory>
//#include <functional>
//#include <deque>
//#include <cctype>
//#include <ctime>
//#include <numeric>
//#include <list>
//#include <iomanip>

//#if __cplusplus >= 201103L
//#include <array>
//#include <tuple>
//#include <initializer_list>
//#include <forward_list>
//
//#define cauto const auto&
//#else

//#endif

using namespace std;


typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;

typedef vector<int> vint;
typedef vector<vector<int> > vvint;
typedef vector<long long> vll, vLL;
typedef vector<vector<long long> > vvll, vvLL;

#define VV(T) vector<vector< T > >

template <class T>
void initvv(vector<vector<T> > &v, int a, int b, const T &t = T()){
    v.assign(a, vector<T>(b, t));
}

template <class F, class T>
void convert(const F &f, T &t){
    stringstream ss;
    ss << f;
    ss >> t;
}

#undef _P
#define _P(...) (void)printf(__VA_ARGS__)
#define reep(i,a,b) for(int i=(a);i<(b);++i)
#define rep(i,n) reep((i),0,(n))
#define ALL(v) (v).begin(),(v).end()
#define PB push_back
#define F first
#define S second
#define mkp make_pair
#define RALL(v) (v).rbegin(),(v).rend()
#define DEBUG
#ifdef DEBUG
#define dump(x)  cout << #x << " = " << (x) << endl;
#define debug(x) cout << #x << " = " << (x) << " (L" << __LINE__ << ")" << " " << __FILE__ << endl;
#else
#define dump(x) 
#define debug(x) 
#endif

#define MOD 1000000007LL
#define EPS 1e-8
#define INF 0x3f3f3f3f
#define INFL 0x3f3f3f3f3f3f3f3fLL
#define maxs(x,y) x=max(x,y)
#define mins(x,y) x=min(x,y)

void mainmain(){
    int n;
    cin>>n;
    vll dp(3);
    dp[0]=1;
    rep(i,n){
        vll tmp(3,0);
        tmp[0]=(dp[1]+dp[2])%MOD;
        tmp[1]=dp[0]%MOD;
        tmp[2]=dp[1]%MOD;
        dp=tmp;
    }
    ll ans=0;
    rep(i,3) ans+=dp[i];
    ans%=MOD;
    cout<<ans<<endl;
}


signed main() {
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout<<fixed<<setprecision(20);
    mainmain();
}
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