import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        Idx[] idxes = new Idx[n - 1];
        for (int i = 0; i < n - 1; i++) {
            idxes[i] = new Idx(i, sc.nextInt());
        }
        Arrays.sort(idxes);
        int[] ans = new int[n - 1];
        for (int i = 0; i < n - 1; i++) {
            if (idxes[i].value > i + 1) {
                System.out.println("NO");
                return;
            }
            ans[idxes[i].idx] = i + 2 - idxes[i].value;
        }
        StringBuilder sb = new StringBuilder();
        sb.append("YES").append("\n");
        for (int i = 0; i < n - 1; i++) {
            sb.append(ans[i]).append("\n");
        }
        System.out.print(sb);
    }
    
    static class Idx implements Comparable<Idx> {
        int idx;
        int value;
        
        public Idx(int idx, int value) {
            this.idx = idx;
            this.value = value;
        }
        
        public int compareTo(Idx another) {
            return value - another.value;
        }
    }
}