結果
問題 | No.1240 Or Sum of Xor Pair |
ユーザー | kiyoshi0205 |
提出日時 | 2020-09-26 13:34:05 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 142 ms / 2,000 ms |
コード長 | 4,276 bytes |
コンパイル時間 | 2,575 ms |
コンパイル使用メモリ | 191,536 KB |
実行使用メモリ | 7,040 KB |
最終ジャッジ日時 | 2024-06-29 00:38:01 |
合計ジャッジ時間 | 6,517 ms |
ジャッジサーバーID (参考情報) |
judge3 / 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 | 40 ms
6,812 KB |
testcase_01 | AC | 40 ms
6,944 KB |
testcase_02 | AC | 56 ms
6,940 KB |
testcase_03 | AC | 68 ms
6,944 KB |
testcase_04 | AC | 62 ms
6,944 KB |
testcase_05 | AC | 62 ms
6,944 KB |
testcase_06 | AC | 59 ms
6,940 KB |
testcase_07 | AC | 72 ms
6,940 KB |
testcase_08 | AC | 59 ms
6,940 KB |
testcase_09 | AC | 57 ms
6,940 KB |
testcase_10 | AC | 64 ms
6,940 KB |
testcase_11 | AC | 72 ms
6,944 KB |
testcase_12 | AC | 72 ms
6,940 KB |
testcase_13 | AC | 83 ms
6,944 KB |
testcase_14 | AC | 89 ms
6,940 KB |
testcase_15 | AC | 142 ms
6,940 KB |
testcase_16 | AC | 126 ms
6,940 KB |
testcase_17 | AC | 106 ms
6,944 KB |
testcase_18 | AC | 126 ms
6,940 KB |
testcase_19 | AC | 116 ms
6,944 KB |
testcase_20 | AC | 118 ms
6,940 KB |
testcase_21 | AC | 126 ms
6,944 KB |
testcase_22 | AC | 124 ms
7,040 KB |
testcase_23 | AC | 117 ms
6,944 KB |
testcase_24 | AC | 113 ms
6,944 KB |
testcase_25 | AC | 109 ms
6,944 KB |
testcase_26 | AC | 106 ms
6,944 KB |
testcase_27 | AC | 42 ms
6,940 KB |
testcase_28 | AC | 45 ms
6,944 KB |
testcase_29 | AC | 136 ms
6,944 KB |
testcase_30 | AC | 73 ms
6,944 KB |
testcase_31 | AC | 73 ms
6,944 KB |
testcase_32 | AC | 111 ms
6,944 KB |
ソースコード
#pragma GCC target("avx") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #include<bits/stdc++.h> // #include<ext/pb_ds/assoc_container.hpp> // #include<ext/pb_ds/tree_policy.hpp> // #include<ext/pb_ds/tag_and_trait.hpp> // using namespace __gnu_pbds; // #include<boost/multiprecision/cpp_int.hpp> // namespace multiprecisioninteger = boost::multiprecision; // using cint=multiprecisioninteger::cpp_int; using namespace std; using ll=long long; #define double long double using datas=pair<ll,ll>; using ddatas=pair<double,double>; using tdata=pair<ll,datas>; using vec=vector<ll>; using mat=vector<vec>; using pvec=vector<datas>; using pmat=vector<pvec>; // using llset=tree<ll,null_type,less<ll>,rb_tree_tag,tree_order_statistics_node_update>; #define For(i,a,b) for(i=a;i<(ll)b;++i) #define bFor(i,b,a) for(i=b,--i;i>=(ll)a;--i) #define rep(i,N) For(i,0,N) #define rep1(i,N) For(i,1,N) #define brep(i,N) bFor(i,N,0) #define brep1(i,N) bFor(i,N,1) #define all(v) (v).begin(),(v).end() #define allr(v) (v).rbegin(),(v).rend() #define vsort(v) sort(all(v)) #define vrsort(v) sort(allr(v)) #define endl "\n" #define eb emplace_back #define print(x) cout<<x<<endl #define printyes print("Yes") #define printno print("No") #define printYES print("YES") #define printNO print("NO") #define output(v) do{bool f=0;for(auto outi:v){cout<<(f?" ":"")<<outi;f=1;}cout<<endl;}while(0) #define matoutput(v) do{for(auto outimat:v)output(outimat);}while(0) // const ll mod=1000000007; const ll mod=998244353; const ll inf=1LL<<60; const double PI=acos(-1); const double eps=1e-9; template<class T,class E> ostream& operator<<(ostream& os,pair<T,E>& p){return os<<"{"<<p.first<<","<<p.second<<"}";} template<class T> inline bool chmax(T& a,T b){bool x=a<b;if(x)a=b;return x;} template<class T> inline bool chmin(T& a,T b){bool x=a>b;if(x)a=b;return x;} void startupcpp(){ cin.tie(0); ios::sync_with_stdio(false); cout<<fixed<<setprecision(15); } double distance(ddatas x,ddatas y){ double a=x.first-y.first,b=x.second-y.second; return sqrt(a*a+b*b); } ll modinv(ll a,ll m=mod) { ll b=m,u=1,v=0,t; while(b){ t=a/b; a-=t*b; swap(a,b); u-=t*v; swap(u,v); } return (u+m)%m; } ll moddevide(ll a,ll b){return (a*modinv(b))%mod;} vec modncrlistp,modncrlistm; ll modncr(ll n,ll r){ if(n<r)return 0; ll i,size=modncrlistp.size(); if(size<=n){ modncrlistp.resize(n+1); modncrlistm.resize(n+1); if(!size){ modncrlistp[0]=modncrlistm[0]=1; size++; } For(i,size,n+1){ modncrlistp[i]=modncrlistp[i-1]*i%mod; modncrlistm[i]=modinv(modncrlistp[i]); } } return modncrlistp[n]*modncrlistm[r]%mod*modncrlistm[n-r]%mod; } ll modpow(ll a,ll n,ll m=mod){ ll res=1; while(n>0){ if(n&1)res=res*a%m; a=a*a%m; n>>=1; } return res; } ll gcd(ll a,ll b){if(!b)return abs(a);return (a%b==0)?abs(b):gcd(b,a%b);} ll lcm(ll a,ll b){return a/gcd(a,b)*b;} ll countdigits(ll n){ ll ans=0; while(n){n/=10;ans++;} return ans; } ll sumdigits(ll n){ ll ans=0; while(n){ans+=n%10;n/=10;} return ans; } ll ans; int main(){ // startupcpp(); // int codeforces;cin>>codeforces;while(codeforces--){ ll i,j,k,N,X,K,cal; cin>>N>>X; K=X>>9; vec a(N),sz(1<<9,0); mat g(1<<9,vec(1<<9,0)),cnt(1<<9,vec(9,0)); rep(i,N){ cin>>a[i]; ++sz[a[i]>>9]; ++g[a[i]>>9][a[i]&511]; rep(j,9)cnt[a[i]>>9][j]+=a[i]>>j&1; } if(!K){ rep(i,1<<9){ rep(j,1<<9){ ans+=(i<<9|j)*g[i][j]*(g[i][j]-1)/2; For(k,j+1,1<<9){ if((j^k)>=(X&511))continue; ans+=(i<<9|(j|k))*g[i][j]*g[i][k]; } } } print(ans); return 0; } rep(i,1<<9){ cal=sz[i]*(sz[i]-1)/2; ans+=cal*i<<9; rep(k,9){ cal=cnt[i][k]*(cnt[i][k]-1)/2+cnt[i][k]*(sz[i]-cnt[i][k]); ans+=cal<<k; } if(i<(i^K)){ rep(j,1<<9){ rep(k,1<<9){ if((j^k)>=(X&511))continue; ans+=((i|(i^K))<<9|(j|k))*g[i][j]*g[i^K][k]; } } } For(j,i+1,1<<9){ if((i^j)>=K)continue; else if((i^j)<K){ ans+=((i|j)<<9)*sz[i]*sz[j]; rep(k,9){ cal=cnt[i][k]*sz[j]+cnt[j][k]*sz[i]-cnt[i][k]*cnt[j][k]; ans+=cal<<k; } } } } print(ans); }