#include <stdio.h>
#include <bits/stdc++.h>
#include <atcoder/all>
using namespace atcoder;
using mint = modint998244353;
using namespace std;
#define rep(i,n) for (int i = 0; i < (n); ++i)
#define Inf32 1000000001
#define Inf64 1000000000000000001

int main(){
	long long ans = 0;
	int n;
	cin>>n;
	long long d;
	rep(i,n){
		long long c;
		cin>>c;
		if(i!=0)ans = gcd(ans,abs(c-d));
		cout<<ans<<endl;
		d = c;
	}
    return 0;
}