#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int, int> pi;
typedef pair<ll, int> pli;
typedef pair<int, ll> pil;
typedef pair<ll,ll> pl;
typedef pair<ld,ld> pd;
typedef vector<int> vi;
typedef vector<bool> vb;
typedef vector<ld> vd;
typedef vector<ll> vl;
typedef vector<pi> vpi;
typedef vector<pl> vpl;
typedef vector<pli> vli;
typedef vector<pil> vil;
#define BIT(x, i) (((x) >> (i)) & 1)
#define MASK(i) (1LL << (i))
#define mp make_pair
#define pb push_back
#define f first
#define s second
#define lb lower_bound
#define ub upper_bound
#define sz(x) (int)x.size()
#define all(x) begin(x), end(x)
const int MOD = 998244353; // 1000000007
const ll INF = 1e18;
const int oo = 1000000007;
const int MX = 100001;
const ld PI = 4 * atan((ld)1);
int n; vi b, res;
void solve() {
cin >> n; b.resize(n + 1);
for (int i = 1; i <= n; i++) { cin >> b[i]; b[i] = b[i] * i; }
for (int i = n; i > 1; i--) res.pb(b[i] - b[i - 1]);
cout << b[1] << ' '; for (int i = sz(res) - 1; i >= 0; i--) cout << res[i] << ' ';
}
int main() {
ios_base::sync_with_stdio(false);
cin.tie(NULL); cout.tie(NULL);
solve();
return 0;
}
