結果
問題 | No.992 最長増加部分列の数え上げ |
ユーザー | hotman78 |
提出日時 | 2020-02-14 23:08:58 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
MLE
|
実行時間 | - |
コード長 | 8,883 bytes |
コンパイル時間 | 5,219 ms |
コンパイル使用メモリ | 380,880 KB |
実行使用メモリ | 777,984 KB |
最終ジャッジ日時 | 2024-10-06 13:13:38 |
合計ジャッジ時間 | 32,890 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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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
5,248 KB |
testcase_01 | AC | 2 ms
5,248 KB |
testcase_02 | AC | 2 ms
6,820 KB |
testcase_03 | AC | 1 ms
5,248 KB |
testcase_04 | AC | 539 ms
316,160 KB |
testcase_05 | AC | 393 ms
236,160 KB |
testcase_06 | AC | 629 ms
383,616 KB |
testcase_07 | AC | 457 ms
282,880 KB |
testcase_08 | AC | 236 ms
155,392 KB |
testcase_09 | AC | 532 ms
291,456 KB |
testcase_10 | AC | 633 ms
383,104 KB |
testcase_11 | AC | 802 ms
475,648 KB |
testcase_12 | AC | 167 ms
107,008 KB |
testcase_13 | AC | 432 ms
271,872 KB |
testcase_14 | AC | 439 ms
274,304 KB |
testcase_15 | AC | 162 ms
108,800 KB |
testcase_16 | MLE | - |
testcase_17 | AC | 247 ms
155,648 KB |
testcase_18 | AC | 473 ms
268,032 KB |
testcase_19 | AC | 779 ms
470,272 KB |
testcase_20 | MLE | - |
testcase_21 | MLE | - |
testcase_22 | MLE | - |
testcase_23 | MLE | - |
testcase_24 | MLE | - |
testcase_25 | MLE | - |
testcase_26 | MLE | - |
testcase_27 | MLE | - |
testcase_28 | MLE | - |
testcase_29 | MLE | - |
testcase_30 | AC | 233 ms
77,440 KB |
testcase_31 | AC | 269 ms
77,312 KB |
testcase_32 | AC | 234 ms
77,056 KB |
testcase_33 | AC | 257 ms
77,184 KB |
testcase_34 | AC | 252 ms
77,312 KB |
testcase_35 | AC | 247 ms
77,184 KB |
testcase_36 | AC | 244 ms
77,184 KB |
testcase_37 | AC | 228 ms
77,312 KB |
testcase_38 | AC | 234 ms
77,312 KB |
testcase_39 | AC | 234 ms
77,568 KB |
testcase_40 | AC | 261 ms
83,840 KB |
testcase_41 | AC | 270 ms
83,840 KB |
testcase_42 | AC | 270 ms
83,840 KB |
testcase_43 | AC | 276 ms
84,224 KB |
testcase_44 | AC | 275 ms
83,968 KB |
ソースコード
#pragma GCC optimize("Ofast") //#pragma GCC optimize("unroll-loops") //#pragma GCC push_options //#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native") #include<bits/stdc++.h> #include <xmmintrin.h> #include <immintrin.h> using namespace::std; __attribute__((constructor))void init(){cin.tie(0);ios::sync_with_stdio(false);cout<<fixed<<setprecision(15);} #include<ext/pb_ds/assoc_container.hpp> #include<ext/pb_ds/tree_policy.hpp> #include <ext/pb_ds/priority_queue.hpp> #include<ext/pb_ds/tag_and_trait.hpp> // #include <boost/multiprecision/cpp_dec_float.hpp> // #include <boost/multiprecision/cpp_int.hpp> // namespace mp = boost::multiprecision; // typedef mp::number<mp::cpp_dec_float<0>> cdouble; // typedef mp::cpp_int cint; template<typename T>using pbds=__gnu_pbds::tree<T,__gnu_pbds::null_type,less<T>,__gnu_pbds::rb_tree_tag,__gnu_pbds::tree_order_statistics_node_update>; template<typename T>using pbds_map=__gnu_pbds::tree<T,T,less<T>,__gnu_pbds::rb_tree_tag,__gnu_pbds::tree_order_statistics_node_update>; template<typename T,typename E>using hash_map=__gnu_pbds::gp_hash_table<T,E>; template<typename T>using pqueue =__gnu_pbds::priority_queue<T, greater<T>,__gnu_pbds::rc_binomial_heap_tag>; typedef long long lint; #define INF (1LL<<32) #define IINF (1<<30) #define EPS (1e-10) #define MOD 1000000007LL //#define MOD 998244353LL typedef vector<lint> vec; typedef vector<vector<lint>> mat; typedef vector<vector<vector<lint>>> mat3; typedef vector<string> svec; typedef vector<vector<string>> smat; template<typename T>inline void numout(T t){bool f=0;for(auto i:t){cout<<(f?" ":"")<<i<INF/2?i:"INF";f=1;}cout<<endl;} template<typename T>inline void numout2(T t){for(auto i:t)numout(i);} template<typename T>inline void output(T t){bool f=0;for(auto i:t){cout<<(f?" ":"")<<i;f=1;}cout<<endl;} template<typename T>inline void output2(T t){for(auto i:t)output(i);} template<typename T>inline void _output(T t){bool f=0;for(lint i=0;i<t.size();i++){cout<<f?"":" "<<t[i];f=1;}cout<<endl;} template<typename T>inline void _output2(T t){for(lint i=0;i<t.size();i++)output(t[i]);} #define rep(i,n) for(lint i=0;i<lint(n);++i) #define repi(i,a,b) for(lint i=lint(a);i<(lint)(b);++i) #define rrep(i,n) for(lint i=lint(n)-1;i>=0;--i) #define rrepi(i,a,b) for(lint i=lint(b)-1;i>=lint(a);--i) #define irep(i) for(lint i=0;;++i) #define all(n) begin(n),end(n) #define dist(a,b,c,d) sqrt(pow(a-c,2)+pow(b-d,2)) inline lint gcd(lint A,lint B){return B?gcd(B,A%B):A;} inline lint lcm(lint A,lint B){return A/gcd(A,B)*B;} // inline cint cgcd(cint A,cint B){return B?cgcd(B,A%B):A;} // inline cint clcm(cint A,cint B){return A/cgcd(A,B)*B;} //inline bool chmin(auto& s,const auto& t){bool res=s>t;s=min(s,t);return res;} //inline bool chmax(auto& s,const auto& t){bool res=s<t;s=max(s,t);return res;} const vector<lint> dx={1,0,-1,0,1,1,-1,-1}; const vector<lint> dy={0,1,0,-1,1,-1,1,-1}; #define SUM(v) accumulate(all(v),0LL) //auto call=[&](auto f,auto... args){return f(f,args...);}; class mint { using u64 = std::uint_fast64_t; public: u64 a; constexpr mint(const u64 x = 0)noexcept:a(x % MOD){} constexpr u64 &value()noexcept{return a;} constexpr const u64 &value() const noexcept {return a;} constexpr mint operator+(const mint rhs)const noexcept{return mint(*this) += rhs;} constexpr mint operator-(const mint rhs)const noexcept{return mint(*this)-=rhs;} constexpr mint operator*(const mint rhs) const noexcept {return mint(*this) *= rhs;} constexpr mint operator/(const mint rhs) const noexcept {return mint(*this) /= rhs;} constexpr mint &operator+=(const mint rhs) noexcept { a += rhs.a; if (a >= MOD)a -= MOD; return *this; } constexpr mint &operator-=(const mint rhs) noexcept { if (a<rhs.a)a += MOD; a -= rhs.a; return *this; } constexpr mint &operator*=(const mint rhs) noexcept { a = a * rhs.a % MOD; return *this; } constexpr mint operator++(int n) noexcept { a += 1; if (a >= MOD)a -= MOD; return *this; } constexpr mint operator--(int n) noexcept { if (a<1)a += MOD; a -= 1; return *this; } constexpr mint &operator/=(mint rhs) noexcept { u64 exp=MOD-2; while (exp) { if (exp % 2) { *this *= rhs; } rhs *= rhs; exp /= 2; } return *this; } mint pow(long long n){ long long x=a; mint ret = 1; while(n>0) { if(n&1)(ret*=x); (x*=x)%=MOD; n>>=1; } return ret; } mint inv()const{ int _a=a,b=MOD,u=1,v=0,t; while(b>0) { t=_a/b; swap(_a-=t*b,b); swap(u-=t*v,v); } return mint(u); } mint comb(lint b){ using lint=long long; static bool init=1; static lint fac[3000001],ifac[3000001]; if(init){ init=0; fac[0]=1; ifac[0]=1; auto mod_pow=[&](lint x,lint n){ lint ans = 1; while(n != 0){ if(n&1)ans=ans*x%MOD; x=x*x%MOD; n=n>>1; } return ans; }; for(int i=0;i<3000000;i++){ fac[i+1]=fac[i]*(i+1)%MOD; ifac[i+1]=ifac[i]*mod_pow(i+1, MOD-2)%MOD; } } if(a==0&&b==0)return 1; if((lint)a<b||a<0)return 0; lint tmp=ifac[a-b]*ifac[b]%MOD; return tmp*fac[a]%MOD; } friend ostream& operator<<(ostream& lhs, const mint& rhs) noexcept { lhs << rhs.a; return lhs; } friend istream& operator>>(istream& lhs,mint& rhs) noexcept { lhs >> rhs.a; return lhs; } }; inline mint fact(lint a){return a?fact(a-1)*a:1;} template<typename T=long long,typename E=T> struct dynamic_lazy_segment{ private: T et=0; E ee=0; lint n=1LL<<32; lint size=1LL<<32; struct node{ T val; E lazy; node *lch,*rch; node(dynamic_lazy_segment &seg):lch(nullptr),rch(nullptr){val=seg.et;lazy=seg.ee;} }; node* root=new node(*this); public: dynamic_lazy_segment(lint size):n(1),size(size){ while(n<size)n<<=1; } dynamic_lazy_segment(){} inline void update(lint a,lint b,const E& x){ update(a,b,x,0,-n,n,root); } inline T get(lint a,lint b){ return get(a,b,0,-n,n,root); } private: //0-indexed [a,b) T update(const lint& a,const lint& b,const E& x,const lint& k,const lint& l,const lint& r,node* t){ eval(t,r-l,k); //区間外 if(r<=a||b<=l)return t->val; //全部区間内 if(a<=l&&r<=b){ t->lazy=g(t->lazy,x); eval(t,r-l,k); return h(t->val,t->lazy,r-l); } //一部区間内 if(!t->lch)t->lch=new node(*this); if(!t->rch)t->rch=new node(*this); return t->val=f(update(a,b,x,2*k+1,l,(l+r)/2,t->lch),update(a,b,x,2*k+2,(l+r)/2,r,t->rch)); } //0-indexed [a,b) T get(const lint& a,const lint& b,const lint& k,const lint& l,const lint& r,node* t){ eval(t,r-l,k); //区間外 if(r<=a||b<=l)return et; //全部区間内 if(a<=l&&r<=b)return t->val; //一部区間内 if(!t->lch)t->lch=new node(*this); if(!t->rch)t->rch=new node(*this); return f(get(a,b,2*k+1,l,(l+r)/2,t->lch),get(a,b,2*k+2,(l+r)/2,r,t->rch)); } inline void eval(node* t,const lint& len,const lint& k){ if(t->lazy==ee) return; if(k*2+1<n*2-1){ if(t->lch==nullptr)t->lch=new node(*this); if(t->rch==nullptr)t->rch=new node(*this); t->lch->lazy=g(t->lch->lazy,t->lazy); t->rch->lazy=g(t->rch->lazy,t->lazy); } t->val=h(t->val,t->lazy,len); t->lazy=ee; } T f(T a,T b){ return a+b; } T h(T a,E b,lint len){ return a+b*len; } E g(E a,E b){ return b+a; } //auto update(auto a,auto b){return b==ee?a:b;} }; int main(){ lint n; cin>>n; vec a(n); rep(i,n)cin>>a[i]; vec dp; vector<lint>dp2(n); rep(i,n){ auto itr=lower_bound(all(dp),a[i]); if(itr==dp.end()){ dp.push_back(a[i]); dp2[i]=dp.size()-1; } else { *itr=a[i]; dp2[i]=itr-dp.begin(); } } hash_map<lint,dynamic_lazy_segment<mint,lint>>m; rep(i,n){ if(dp2[i]==0)m[0].update(a[i],a[i]+1,1); else{ m[dp2[i]].update(a[i],a[i]+1,m[dp2[i]-1].get(-INF,a[i]).a); } } cout<<m[dp.size()-1].get(-INF,INF)<<endl; }