N, M = map(int, input().split())
A = list(map(int, input().split()))
B = [[0] * N for _ in range(N)]
for _ in range(M):
    u, v = map(int, input().split())
    u, v = u - 1, v - 1
    B[u][v] = 1
    B[v][u] = 1

ans = 0
for i in range(1 << N):
    cnt = [0] * N
    for j in range(N):
        if i >> j & 1:
            cnt[j] = 1
    tot = [0] * N
    for j in range(N):
        for k in range(N):
            tot[j] += B[j][k] * cnt[k]
    if all(tot[j] == A[j] for j in range(N)):
        print('Yes')
        print(*cnt)
        exit()
print('No')