#include <bits/stdc++.h>
using namespace std;

struct uns_t {} uns;
template <typename Element, typename Head, typename ...Args>
auto vec(Element init, Head arg, Args ...args) {
    if constexpr (sizeof...(Args) == 0) return std::vector(arg, init);
    else return std::vector(arg, vec(init, args...));
}
template <typename Element, typename Head, typename ...Args>
auto vec(uns_t, Head arg, Args ...args) {
    return vec(Element(), arg, args...);
}

int main() {
    int n; cin >> n;
    auto a = vec<array<int, 2>>(uns, n - 1);
    for (int i = 0; i < n - 1; ++i) {
        cin >> a[i][0]; a[i][1] = i;
    }
    sort(begin(a), end(a));

    auto iter = begin(a);
    auto ans = vec<int>(uns, n - 1);
    for (int i = 1; i <= n - 1; ++i) {
        auto [m, c] = *iter++;
        if (i < m) {
            cout << "NO" << endl;
            return 0;
        }
        ans[c] = i - m + 1;
    }

    cout << "YES" << endl;
    for (auto e : ans) {
        cout << e << endl;
    }
}