for A in range(9,0,-1):
    for B in range(1,10,1):
        if(B<A):
            print(end="   ")
        else:
            print(A*B//10,end="")
            print((A*B)%10,end=" ")
    for B in range(8,0,-1):
        if(B<A):
            print(end="   ")
        else:
            print(A*B//10,end="")
            print((A*B)%10,end=" ")
    
    print()
for A in range(2,10):
    for B in range(1,10):
        if(B<A):
            print(end="   ")
        else:
            print(A*B//10,end="")
            print((A*B)%10,end=" ")
    for B in range(8,0,-1):
        if(B<A):
            print(end="   ")
        else:
            print(A*B//10,end="")
            print((A*B)%10,end=" ")
    print()