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In the first example, are we trying to find (b2 - b1) where b2 = 45 and b1 = 20? Isn’t b2-b1 20? (not -20 like everyone has returned?) --[[User:Tim-brown|Tim-brown]] ([[User talk:Tim-brown|talk]]) 11:28, 19 December 2016 (UTC)

: Not everyone. Out of seven solutions (eight outputs), only one showed a negative value for the first example. : I assume you meant '''25''', not '''20'''. -- [[User:Gerard Schildberger|Gerard Schildberger]] ([[User talk:Gerard Schildberger|talk]]) 14:41, 19 December 2016 (UTC)

:: The Racket is mine! And the program did better with this tricky bit of arithmetic than I did. --[[User:Tim-brown|Tim-brown]] ([[User talk:Tim-brown|talk]]) 18:08, 19 December 2016 (UTC)