Submission #3768264
Source Code Expand
#include <bits/stdc++.h>
#define ll long long
#define INF 1000000005
#define MOD 1000000007
#define EPS 1e-10
#define rep(i,n) for(int i=0;i<(int)(n);++i)
#define rrep(i,n) for(int i=(int)(n)-1;i>=0;--i)
#define srep(i,s,t) for(int i=(int)(s);i<(int)(t);++i)
#define each(a,b) for(auto& (a): (b))
#define all(v) (v).begin(),(v).end()
#define len(v) (int)(v).size()
#define zip(v) sort(all(v)),v.erase(unique(all(v)),v.end())
#define cmx(x,y) x=max(x,y)
#define cmn(x,y) x=min(x,y)
#define fi first
#define se second
#define pb push_back
#define show(x) cout<<#x<<" = "<<(x)<<endl
#define spair(p) cout<<#p<<": "<<p.fi<<" "<<p.se<<endl
#define sar(a,n) cout<<#a<<":";rep(pachico,n)cout<<" "<<a[pachico];cout<<endl
#define svec(v) cout<<#v<<":";rep(pachico,v.size())cout<<" "<<v[pachico];cout<<endl
#define svecp(v) cout<<#v<<":";each(pachico,v)cout<<" {"<<pachico.first<<":"<<pachico.second<<"}";cout<<endl
#define sset(s) cout<<#s<<":";each(pachico,s)cout<<" "<<pachico;cout<<endl
#define smap(m) cout<<#m<<":";each(pachico,m)cout<<" {"<<pachico.first<<":"<<pachico.second<<"}";cout<<endl
using namespace std;
typedef pair<int,int> P;
typedef pair<ll,ll> pll;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<ll> vl;
typedef vector<vl> vvl;
typedef vector<double> vd;
typedef vector<P> vp;
typedef vector<string> vs;
const int BIT = 29;
int main()
{
cin.tie(0);
ios::sync_with_stdio(false);
int n;
cin >> n;
vi a(n), b(n);
vvi sb(BIT, vi(n));
vi sm(BIT, 0);
rep(i,n){
cin >> a[i];
}
rep(i,n){
cin >> b[i];
rep(j,BIT){
sb[j][i] = (((1 << j) - 1) & b[i]);
sm[j] += ((b[i] >> j) & 1);
}
}
int ans = 0;
rep(i,BIT){
int res = 0;
sort(all(sb[i]));
rep(j,n){
int ch = sm[i];
int mask = (((1 << i) - 1) & a[j]);
int comp = (1 << i) - mask;
int cnt = n - (lower_bound(all(sb[i]),comp) - sb[i].begin());
if((a[j] >> i) & 1){
ch += n-cnt;
}else{
ch += cnt;
}
res ^= ch % 2;
}
ans += (res << i);
}
cout << ans << "\n";
return 0;
}
Submission Info
Submission Time |
|
Task |
D - Two Sequences |
User |
kopricky |
Language |
C++14 (GCC 5.4.1) |
Score |
500 |
Code Size |
2302 Byte |
Status |
AC |
Exec Time |
1029 ms |
Memory |
26608 KB |
Judge Result
Set Name |
Sample |
All |
Score / Max Score |
0 / 0 |
500 / 500 |
Status |
|
|
Set Name |
Test Cases |
Sample |
example_0, example_1, example_2, example_3 |
All |
N100000_0, N100000_1, N150000_0, N150000_1, N200000_0, N200000_1, N200000_ex_0, N200000_ex_1, example_0, example_1, example_2, example_3, rand_0, rand_1, smallrand_0, smallrand_1 |
Case Name |
Status |
Exec Time |
Memory |
N100000_0 |
AC |
448 ms |
12800 KB |
N100000_1 |
AC |
448 ms |
12800 KB |
N150000_0 |
AC |
714 ms |
19072 KB |
N150000_1 |
AC |
711 ms |
19072 KB |
N200000_0 |
AC |
1029 ms |
25344 KB |
N200000_1 |
AC |
1020 ms |
26608 KB |
N200000_ex_0 |
AC |
960 ms |
25344 KB |
N200000_ex_1 |
AC |
961 ms |
25344 KB |
example_0 |
AC |
1 ms |
256 KB |
example_1 |
AC |
1 ms |
256 KB |
example_2 |
AC |
1 ms |
256 KB |
example_3 |
AC |
1 ms |
256 KB |
rand_0 |
AC |
23 ms |
1024 KB |
rand_1 |
AC |
49 ms |
1920 KB |
smallrand_0 |
AC |
1 ms |
256 KB |
smallrand_1 |
AC |
1 ms |
256 KB |