#include <bits/stdc++.h>
using namespace std;
#define LCBorz ios_base::sync_with_stdio(false); cin.tie(0);
#define all(x) x.begin(), x.end()
#define endl '\n'
const int N=200005;
const int INF=1e9;
const int K=45000;
const int C=1e9;
int32_t main() {
LCBorz;
int n;cin>>n;
vector<int> v(K),v1(K);
for(int i=0;i<n;i++){
int p;cin>>p;
p+=C;
v[p%K]^=p;
v1[p/K]^=p;
}
int cnt1=0;
for(int i=0;i<K;i++){
cnt1+=(v[i]>0);
}
if(cnt1==2){
for(int i=0;i<K;i++){
if(v[i])cout<<v[i]-C<<' ';
}
cout<<endl;
return 0;
}
for(int i=0;i<K;i++){
if(v1[i])cout<<v1[i]-C<<' ';
}
cout<<endl;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
604 KB |
Output is correct |
2 |
Correct |
0 ms |
604 KB |
Output is correct |
3 |
Correct |
1 ms |
604 KB |
Output is correct |
4 |
Correct |
1 ms |
604 KB |
Output is correct |
5 |
Incorrect |
0 ms |
604 KB |
Output isn't correct |
6 |
Halted |
0 ms |
0 KB |
- |