i am getting output 0 and 0
#include<bits/stdc++.h>
using namespace std;
int main(){
int n,i,j,key;
cin>>n;
int a[n];
for(i=0;i<n;i++){
cin>>a[i];
}
cin>>key;
for(i=0;i<n-1;i++){
for(j=i+1; j<n;j++){
if(a[i]+a[j]==key){
cout<<a[i]<<" "<<"and"<<" "<<a[j]<<endl;
}
}
}
return 0;
}
