#include <bits/stdc++.h>
using namespace std;
void fast_io() {
    ios_base::sync_with_stdio(false);
    cin.tie(0);
}

int main() {
    fast_io();
    int n;
    cin >> n;
    vector<long long> a(n);
    bool ans = true;
    for (int i = 0; i < n; i++) {
        cin >> a[i];
        if ((a[i] - a[0]) % n != 0) {
            ans = false;
        }
    }
    cout << (ans ? "Yes\n" : "No\n");
}