# http://c...content-available-to-author-only...e.com/a/86558/34718
"""
1 x 8 + 1 = 9
12 x 8 + 2 = 98
123 x 8 + 3 = 987
1234 x 8 + 4 = 9876
12345 x 8 + 5 = 98765
123456 x 8 + 6 = 987654
1234567 x 8 + 7 = 9876543
12345678 x 8 + 8 = 98765432
123456789 x 8 + 9 = 987654321
"""
#for n in range(1,10):print" "*(9-n)+`range(1,n+1)`[1::3]+" x 8 + %d = "%n+`range(9,9-n,-1)`[1::3]
s="123456789"
n=1
exec'print"%9s"%s[:n],"x 8 + %s ="%n,s[::-1][:n];n+=1;'*9
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