#457870 (C++14) No.1017 Reiwa Sequence

提出ソース

結果

問題	No.1017 Reiwa Sequence
ユーザー	maroon_kuri
提出日時	2020-04-03 22:31:03
言語	C++14 (gcc 13.3.0 + boost 1.87.0)
結果	AC
実行時間	110 ms / 2,000 ms
コード長	5,581 bytes
コンパイル時間	2,808 ms
コンパイル使用メモリ	194,232 KB
実行使用メモリ	20,836 KB
最終ジャッジ日時	2024-07-03 04:35:50
合計ジャッジ時間	32,018 ms
ジャッジサーバーID （参考情報）	judge2 / judge3

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 * 4
other	AC * 50

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

raw source code

#include <bits/stdc++.h>
using namespace std;

using ll=long long;
#define int ll

#define rng(i,a,b) for(int i=int(a);i<int(b);i++)
#define rep(i,b) rng(i,0,b)
#define gnr(i,a,b) for(int i=int(b)-1;i>=int(a);i--)
#define per(i,b) gnr(i,0,b)
#define pb push_back
#define eb emplace_back
#define a first
#define b second
#define bg begin()
#define ed end()
#define all(x) x.bg,x.ed
#define si(x) int(x.size())
#ifdef LOCAL
#define dmp(x) cerr<<__LINE__<<" "<<#x<<" "<<x<<endl
#else
#define dmp(x) void(0)
#endif

template<class t,class u> void chmax(t&a,u b){if(a<b)a=b;}
template<class t,class u> void chmin(t&a,u b){if(b<a)a=b;}

template<class t> using vc=vector<t>;
template<class t> using vvc=vc<vc<t>>;

using pi=pair<int,int>;
using vi=vc<int>;

template<class t,class u>
ostream& operator<<(ostream& os,const pair<t,u>& p){
	return os<<"{"<<p.a<<","<<p.b<<"}";
}

template<class t> ostream& operator<<(ostream& os,const vc<t>& v){
	os<<"{";
	for(auto e:v)os<<e<<",";
	return os<<"}";
}

#define mp make_pair
#define mt make_tuple
#define one(x) memset(x,-1,sizeof(x))
#define zero(x) memset(x,0,sizeof(x))
#ifdef LOCAL
void dmpr(ostream&os){os<<endl;}
template<class T,class... Args>
void dmpr(ostream&os,const T&t,const Args&... args){
	os<<t<<" ";
	dmpr(os,args...);
}
#define dmp2(...) dmpr(cerr,__LINE__,##__VA_ARGS__)
#else
#define dmp2(...) void(0)
#endif

using uint=unsigned;
using ull=unsigned long long;

template<class t,size_t n>
ostream& operator<<(ostream&os,const array<t,n>&a){
	return os<<vc<t>(all(a));
}

template<int i,class T>
void print_tuple(ostream&,const T&){
}

template<int i,class T,class H,class ...Args>
void print_tuple(ostream&os,const T&t){
	if(i)os<<",";
	os<<get<i>(t);
	print_tuple<i+1,T,Args...>(os,t);
}

template<class ...Args>
ostream& operator<<(ostream&os,const tuple<Args...>&t){
	os<<"{";
	print_tuple<0,tuple<Args...>,Args...>(os,t);
	return os<<"}";
}

template<class t>
void print(t x,int suc=1){
	cout<<x;
	if(suc==1)
		cout<<"\n";
	if(suc==2)
		cout<<" ";
}

ll read(){
	ll i;
	cin>>i;
	return i;
}

vi readvi(int n,int off=0){
	vi v(n);
	rep(i,n)v[i]=read()+off;
	return v;
}

template<class T>
void print(const vector<T>&v,int suc=1){
	rep(i,v.size())
		print(v[i],i==int(v.size())-1?suc:2);
}

string readString(){
	string s;
	cin>>s;
	return s;
}

template<class T>
T sq(const T& t){
	return t*t;
}

//#define CAPITAL
void yes(bool ex=true){
	#ifdef CAPITAL
	cout<<"YES"<<"\n";
	#else
	cout<<"Yes"<<"\n";
	#endif
	if(ex)exit(0);
}
void no(bool ex=true){
	#ifdef CAPITAL
	cout<<"NO"<<"\n";
	#else
	cout<<"No"<<"\n";
	#endif
	if(ex)exit(0);
}
void possible(bool ex=true){
	#ifdef CAPITAL
	cout<<"POSSIBLE"<<"\n";
	#else
	cout<<"Possible"<<"\n";
	#endif
	if(ex)exit(0);
}
void impossible(bool ex=true){
	#ifdef CAPITAL
	cout<<"IMPOSSIBLE"<<"\n";
	#else
	cout<<"Impossible"<<"\n";
	#endif
	if(ex)exit(0);
}

constexpr ll ten(int n){
	return n==0?1:ten(n-1)*10;
}

const ll infLL=LLONG_MAX/3;

#ifdef int
const int inf=infLL;
#else
const int inf=INT_MAX/2-100;
#endif

int topbit(signed t){
	return t==0?-1:31-__builtin_clz(t);
}
int topbit(ll t){
	return t==0?-1:63-__builtin_clzll(t);
}
int botbit(signed a){
	return a==0?32:__builtin_ctz(a);
}
int botbit(ll a){
	return a==0?64:__builtin_ctzll(a);
}
int popcount(signed t){
	return __builtin_popcount(t);
}
int popcount(ll t){
	return __builtin_popcountll(t);
}
bool ispow2(int i){
	return i&&(i&-i)==i;
}
ll mask(int i){
	return (ll(1)<<i)-1;
}

bool inc(int a,int b,int c){
	return a<=b&&b<=c;
}

template<class t> void mkuni(vc<t>&v){
	sort(all(v));
	v.erase(unique(all(v)),v.ed);
}

ll rand_int(ll l, ll r) { //[l, r]
	#ifdef LOCAL
	static mt19937_64 gen;
	#else
	static mt19937_64 gen(chrono::steady_clock::now().time_since_epoch().count());
	#endif
	return uniform_int_distribution<ll>(l, r)(gen);
}

template<class t>
void myshuffle(vc<t>&a){
	rep(i,si(a))swap(a[i],a[rand_int(0,i)]);
}

template<class t>
int lwb(const vc<t>&v,const t&a){
	return lower_bound(all(v),a)-v.bg;
}

int n;
vi raw;

void answer(vi x,bool dbg=false){
	dmp(x);
	if(dbg){
		assert(x!=vi(n));
		rep(i,n)assert(x[i]==0||abs(x[i])==raw[i]);
		assert(accumulate(all(x),int(0))==0);
	}
	yes(0);
	print(x);
	exit(0);
}

signed main(){
	cin.tie(0);
	ios::sync_with_stdio(0);
	cout<<fixed<<setprecision(20);
	
	cin>>n;
	vi a=readvi(n);
	raw=a;
	
	{
		map<int,int> pre;
		rep(i,n){
			if(pre.count(a[i])){
				vi ans(n);
				ans[pre[a[i]]]=a[i];
				ans[i]=-a[i];
				answer(ans);
			}
			pre[a[i]]=i;
		}
	}
	
	sort(all(a));
	
	const int Vmax=ten(6);
	
	vi dp(Vmax,-1);
	dp[0]=-2;
	
	auto restore=[&](int t){
		vi r;
		while(t){
			int u=dp[t];
			r.pb(u);
			t-=u;
		}
		return r;
	};
	
	auto getans=[&](vi r){
		sort(all(r));
		vi buf(n);
		rep(i,n)if(binary_search(all(r),raw[i])){
			buf[i]=raw[i];
		}
		return buf;
	};
	
	auto getdif=[&](vi x,vi y){
		vi z(n);
		rep(i,n)z[i]=x[i]-y[i];
		return z;
	};
	
	auto getans2=[&](int u){
		vi ans(n);
		rep(i,n)if((u>>i)&1)ans[i]=raw[i];
		return ans;
	};
	
	vi cur{0};
	for(auto x:a){
		vi tmp;
		for(auto v:cur){
			if(v+x<Vmax){
				if(dp[v+x]==-1){
					dp[v+x]=x;
					tmp.pb(v+x);
				}else{
					vi waf=restore(v+x);
					vi relka=restore(v);
					relka.pb(x);
					answer(getdif(getans(waf),getans(relka)));
				}
				tmp.pb(v);
			}
		}
		sort(all(tmp),greater<int>());
		cur.swap(tmp);
	}
	
	vc<pi> buf(1<<n);
	rep(bit,1<<n){
		int s=0;
		rep(i,n)if((bit>>i)&1)s+=raw[i];
		buf[bit]=pi(s,bit);
	}
	sort(all(buf));
	rep(i,(1<<n)-1){
		if(buf[i].a==buf[i+1].a){
			answer(getdif(getans2(buf[i].b),getans2(buf[i+1].b)),true);
		}
	}
	no();
}

yukicoder

結果

ソースコード