n,m=map(int,input().split())
a=[]
for i in range(n):
    c=list(map(int,input().split()))
    a.append(c)
an=copy.deepcopy(a)
for i in range(1,n-1):
    for j in range(1,m-1):
        an[i][j]=int((a[i-1][j]+a[i+1][j]+a[i][j-1]+a[i][j+1]+a[i][j])/5)
for i in range(len(an)):
    for j in range(len(an[i])):
        print(an[i][j],end=" ")
    print()