Answers for "unique element in array in c"

C++

0

unique element in array in c

//using XOR
//you can fact check it on https://xor.pw/
#include<bits/stdc++.h>
using namespace std;
 
int main(){
ios_base::sync_with_stdio(0);
cin.tie(0);
 
  int n,x,num=0;
  cin>>n;
  while(n--){
      cin>>x;
      num^=x;
  }
  cout<<num<<'\n';

    return 0;
}

Posted by: Guest on March-21-2022

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