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You've seen things people wouldn't believe – so tell us your programming horrors

bombastic bob Silver badge

> This 'bug' in some C code cost me some sleepless nights:

> #define ONE 1

> #define TWO ONE + 1

> #define THREE TWO + 1

> What would you expect THREE minus TWO to equal? If you thought ONE, you would be wrong.

> THREE minus TWO equals THREE!

that example belongs in a high school computer math contest

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