Output is zero coming

#1

for this code i am getting null values as answer
please tell me what is the error in this code
#include
#include<bits/stdc++.h>
using namespace std;
main()
{
int n;
cin>>n;
int a[n];
for(int i=0;i<n;i++)
{
cin>>a[i];
}
sort(a,a+n);
int target=0;
cin>>target;
for(int i=0;i<n;i++)
{
for(int j=i+1;j<n;j++)
{
if(a[i]+a[j]==target)
{ cout<<a[i]<<“and”<<a[j]<<endl;
}
}
cout<<endl;
}
}

#2

@tharun hey tharun the first loop runs from i=0 to n-1 and int target;

#3

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