結果
問題 | No.1514 Squared Matching |
ユーザー | n_vip |
提出日時 | 2021-05-21 21:31:51 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
TLE
|
実行時間 | - |
コード長 | 5,848 bytes |
コンパイル時間 | 1,654 ms |
コンパイル使用メモリ | 144,056 KB |
実行使用メモリ | 391,676 KB |
最終ジャッジ日時 | 2024-10-10 07:52:20 |
合計ジャッジ時間 | 14,487 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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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 | 3,440 ms
391,676 KB |
testcase_01 | TLE | - |
testcase_02 | -- | - |
testcase_03 | -- | - |
testcase_04 | -- | - |
testcase_05 | -- | - |
testcase_06 | -- | - |
testcase_07 | -- | - |
testcase_08 | -- | - |
testcase_09 | -- | - |
testcase_10 | -- | - |
testcase_11 | -- | - |
testcase_12 | -- | - |
testcase_13 | -- | - |
testcase_14 | -- | - |
testcase_15 | -- | - |
testcase_16 | -- | - |
testcase_17 | -- | - |
testcase_18 | -- | - |
testcase_19 | -- | - |
testcase_20 | -- | - |
testcase_21 | -- | - |
testcase_22 | -- | - |
testcase_23 | -- | - |
testcase_24 | -- | - |
testcase_25 | -- | - |
ソースコード
#include <string> #include <vector> #include<iostream> #include<cstdio> #include<cstdlib> #include<stack> #include<queue> #include<cmath> #include<algorithm> #include<functional> #include<list> #include<deque> #include<bitset> #include<set> #include<map> #include<unordered_map> #include<unordered_set> #include<cstring> #include<sstream> #include<complex> #include<iomanip> #include<numeric> #include<cassert> #include<random> #define X first #define Y second #define pb push_back #define rep(X,Y) for (int (X) = 0;(X) < (int)(Y);++(X)) #define reps(X,S,Y) for (int (X) = (int)(S);(X) < (int)(Y);++(X)) #define rrep(X,Y) for (int (X) = (int)(Y)-1;(X) >=0;--(X)) #define rreps(X,S,Y) for (int (X) = (int)(Y)-1;(X) >= (int)(S);--(X)) #define repe(X,Y) for ((X) = 0;(X) < (Y);++(X)) #define peat(X,Y) for (;(X) < (Y);++(X)) #define all(X) (X).begin(),(X).end() #define rall(X) (X).rbegin(),(X).rend() #define eb emplace_back #define UNIQUE(X) (X).erase(unique(all(X)),(X).end()) #define Endl endl #define NL <<"\n" #define cauto const auto using namespace std; using ll=long long; using pii=pair<int,int>; using pll=pair<ll,ll>; template<class T> using vv=vector<vector<T>>; template<class T> inline bool MX(T &l,const T &r){return l<r?l=r,1:0;} template<class T> inline bool MN(T &l,const T &r){return l>r?l=r,1:0;} //#undef NUIP #ifdef NUIP #include "benri.h" #else #define out(args...) #endif void ouT(ll x,int d=3){auto re=to_string(x);if((int)re.size()>d) re=x>0?"oo":"-oo";cout<<string(d-re.size(),' ')<<re<<",";} #ifdef __cpp_init_captures template<typename T>vector<T> table(int n, T v){ return vector<T>(n, v);} template <class... Args> auto table(int n, Args... args){auto val = table(args...); return vector<decltype(val)>(n, move(val));} #endif template<class A,class B> pair<A,B> operator+(const pair<A,B> &p,const pair<A,B> &q){ return {p.X+q.X,p.Y+q.Y};} template<class A,class B,class C,class D> pair<A,B>& operator+=(pair<A,B> &p,const pair<C,D> &q){ p.X+=q.X; p.Y+=q.Y; return p;} template<class A,class B> pair<A,B> operator-(const pair<A,B> &p,const pair<A,B> &q){ return {p.X-q.X,p.Y-q.Y};} template<class A,class B,class C,class D> pair<A,B>& operator-=(pair<A,B> &p,const pair<C,D> &q){ p.X-=q.X; p.Y-=q.Y; return p;} template<class A,class B> istream& operator>>(istream &is, pair<A,B> &p){ is>>p.X>>p.Y; return is;} template<class T=ll> T read(){ T re; cin>>re; return re;} template<class T=ll> T read(const T &dec){ T re; cin>>re; return re-dec;} template<class T=ll> vector<T> readV(const int sz){ vector<T> re(sz); for(auto &x:re) x=read<T>(); return re;} template<class T=ll> vector<T> readV(const int sz, const T &dec){ vector<T> re(sz); for(auto &x:re) x=read<T>(dec); return re;} vv<int> readG(const int &n,const int &m){ vv<int> g(n); rep(_,m){ cauto a=read<int>(1),b=read<int>(1); g[a].pb(b); g[b].pb(a);} return g;} vv<int> readG(const int &n){ return readG(n,n-1);} vv<int> readD(const int &n,const int &m){ vv<int> g(n); rep(_,m){ cauto a=read<int>(1),b=read<int>(1); g[a].pb(b); } return g;} vv<int> readD(const int &n){ return readD(n,n-1);} template<class T> vv<pair<int,T>> readG(const int &n,const int &m){ vv<pair<int,T>> g(n); rep(_,m){ cauto a=read<int>(1),b=read<int>(1); cauto c=read<T>(); g[a].eb(b,c); g[b].eb(a,c);} return g;} template<class T> vv<pair<int,T>> readG(const int &n){ return readG<T>(n,n-1);} template<class T> vv<pair<int,T>> readD(const int &n,const int &m){ vv<pair<int,T>> g(n); rep(_,m){ cauto a=read<int>(1),b=read<int>(1); cauto c=read<T>(); g[a].eb(b,c); } return g;} template<class T> vv<pair<int,T>> readD(const int &n){ return readD<T>(n,n-1);} #ifdef __cpp_init_captures template<typename T> vector<T> readT(int n, T v){ return readV(n,v);} template <class... Args> auto readT(int n, Args... args){ vector re(1,readT(args...));rep(_,n-1) re.eb(readT(args...)); return re;} template<typename T, size_t... Is> void addadd(T& t1, const T& t2, integer_sequence<size_t, Is...>){ cauto l = { (get<Is>(t1) += get<Is>(t2), 0)... }; (void)l;} template <typename...T>tuple<T...>& operator += (tuple<T...>& lhs, const tuple<T...>& rhs){ addadd(lhs, rhs, index_sequence_for<T...>{}); return lhs;} template <typename...T>tuple<T...> operator +(tuple<T...> lhs, const tuple<T...>& rhs){ return lhs += rhs;} template<typename T, size_t... Is> void subsub(T& t1, const T& t2, integer_sequence<size_t, Is...>){ cauto l = { (get<Is>(t1) -= get<Is>(t2), 0)... }; (void)l;} template <typename...T>tuple<T...>& operator -= (tuple<T...>& lhs, const tuple<T...>& rhs){ subsub(lhs, rhs, index_sequence_for<T...>{}); return lhs;} template <typename...T>tuple<T...> operator - (tuple<T...> lhs, const tuple<T...>& rhs){ return lhs -= rhs;} template<class Tuple, size_t... Is> void read_tuple_impl(istream &is, Tuple& t, index_sequence<Is...>){((is >> get<Is>(t)), ...);} template<class... Args> auto& operator>>(istream &is, tuple<Args...>& t){ read_tuple_impl(is, t, index_sequence_for<Args...>{}); return is;} #endif #define TT cauto TTT=read();rep(_,TTT) const ll MOD=1e9+7; //998244353; vector<int> primes,prime; vv<pii> facts; class PRPRPR{ public: PRPRPR(int PRIME_MAX){ prime.resize(PRIME_MAX); for(int i=2;i<PRIME_MAX;i++)if(!prime[i]){ primes.pb(i); for(int j=i*2;j<PRIME_MAX;j+=i) prime[j]=1; } fact(); } void fact(){ facts.resize(prime.size()); for(cauto &p:primes){ for(ll i=p;i<(int)facts.size();i+=p) facts[i].eb(p,1); for(ll pp=1ll*p*p;pp<(int)facts.size();pp*=p){ for(ll i=pp;i<facts.size();i+=pp) ++facts[i].back().Y; } } } } prprprpr(5123457); int main(){ ios_base::sync_with_stdio(false); cin.tie(0); cout<<fixed<<setprecision(0); cauto n=read(); ll re=0; vector<ll> cnt(n+1); reps(i,1,n+1){ ll p=1; for(cauto &[a,b]:facts[i])if(b%2) p*=a; out(i,p,1); re+=cnt[p]*2+1; ++cnt[p]; } cout<<re NL; return 0; }