RosettaCodeData/Task/Multiplication-tables/Python/multiplication-tables-1.py

30 lines
1.3 KiB
Python

>>> size = 12
>>> width = len(str(size**2))
>>> for row in range(-1,size+1):
if row==0:
print(""*width + ""+""*((width+1)*size-1))
else:
print("".join("%*s%1s" % ((width,) + (("x","") if row==-1 and col==0
else (row,"") if row>0 and col==0
else (col,"") if row==-1
else ("","") if row>col
else (row*col,"")))
for col in range(size+1)))
x 1 2 3 4 5 6 7 8 9 10 11 12
1 1 2 3 4 5 6 7 8 9 10 11 12
2 4 6 8 10 12 14 16 18 20 22 24
3 9 12 15 18 21 24 27 30 33 36
4 16 20 24 28 32 36 40 44 48
5 25 30 35 40 45 50 55 60
6 36 42 48 54 60 66 72
7 49 56 63 70 77 84
8 64 72 80 88 96
9 81 90 99 108
10 100 110 120
11 121 132
12 144
>>>