35 lines
555 B
C++
35 lines
555 B
C++
#include<bits/stdc++.h>
|
|
using namespace std;
|
|
|
|
int unique2(int a[],int n){
|
|
int num=0;
|
|
for(int i=0;i<n;i++)
|
|
num=num^a[i];
|
|
return num;
|
|
}
|
|
int getbit(int n,int num){
|
|
return (n&(1<<num));
|
|
}
|
|
|
|
int main(){
|
|
int n;
|
|
cin>>n;
|
|
int a[n];
|
|
for(int i=0;i<n;i++){
|
|
cin>>a[i];
|
|
}
|
|
int num=unique2(a,n);
|
|
int c=0;
|
|
while(c<num){
|
|
if(num&(1<<c))
|
|
break;
|
|
c++;
|
|
}
|
|
int n1=0;
|
|
for(int i=0;i<n;i++){
|
|
if(getbit(a[i],c))
|
|
n1=n1^a[i];
|
|
}
|
|
cout<<n1<<" "<<(n1^num);
|
|
|
|
} |