import sys
input = sys.stdin.readline
N, M = map(int, input().split())
A = list(map(int, input().split()))
G = [[] for _ in range(N)]
for _ in range(M):
    u, v = map(int, input().split())
    u-=1
    v-=1
    G[u].append(v)
    G[v].append(u)
for i in range(1<<N):
    tmp = [0 for _ in range(N)]
    for j in range(N):
        if (i>>j)&1:
            tmp[j] = 1
    flag = True
    for j in range(N):
        cnt = 0
        for v in G[j]:
            cnt += tmp[v]
        if cnt!=A[j]:
            flag = False
            break
    if flag:
        print("Yes")
        print(*tmp)
        exit()
print("No")