8 lines
339 B
Python
Executable File
8 lines
339 B
Python
Executable File
# Show a table of the squares of the first four numbers
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print(" {:1s} | {:>3s} | {:>7s}".format("n", "n²", "2**n"))
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for n in range(1, 21):
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print("{:2d} | {:3d} | {:7d}".format(n, n ** 2, 2 ** n))
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# Modify the program to show the squares of 1..20. (Use the range function.)
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# Also, add a column to show 2**n. Adjust the formatting.
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