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Code-golf is a competition to solve a particular problem in the fewest bytes of source code.
3
votes
Add without addition (or any of the 4 basic arithmetic operators)
C# - on the fly code generation
Yeah, there is actually an addition in there, but not the + operator and not even a framework function which does adding, instead we generate a method on the fly that …
2
votes
Add without addition (or any of the 4 basic arithmetic operators)
C# - string arithmetics
We convert both numbers to strings, do the addition with string cutting (with carry and everything, you know), then parse back to integer. Tested with i1, i2 in 0..200, works …