Conversation Between aaaaaa123456789 and Firebird

156 Visitor Messages

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  1. Yup!
  2. yeah, I think both are quite clever, the first one because of the 17 and the otherone because of 16*27/18, I think.
  3. Would have never thought of the 17 groupings...

    As for the other, I didn't give it much thought.
  4. 2*8+13*3+15=17*11-17*6-15=70
    26+11+20-2-6=8+16*27/18+17=49
  5. Also, about the thing you said about additions... if there's no * or /, it's beyond easy to solve.
  6. I give up...
  7. yes there is multiplication

    I know how I find out if there is multiplication if I have something like that:
    7 _ 5 _ 6 _ 2 = 14
    then I'd do: 7+5+6+2 = 20
    (20-14)/2 = 3.5
    then try to find that number by adding some numbers. Obviously won't work for 3.5...

    if I have:
    12 _ 6 _ 3 _ 4 = 5
    12+6+3+4=25
    (25-5)/2 = 10 = 6+4
    => 12 - 6 + 3 - 4 = 5

    but how would that work if you don't know the results?

    and before I forget to mention: this isn't a valid answer 3/2+5/2 although the result is an integer.
    but I don't think you'll need that anyway xD

    anyways, I'll read your answer tomorrow, because I am going to bed now c: see you
    another thing, don't bother with this if you can't be bothered, lol
    If, however, you enjoy this stuff heres another one, hehe:
    26 _ 11 _ 20 _ 2 _ 6 = 8 _ 16 _ 27 _ 18 _ 17

    oh, I do need to improve my algorithm... it sometimes takes ages to generate one of these :/
  8. Yup. Division on the left hand is outright impossible, LOL.
    And I know for a fact there's multiplication, because it's easy to prove there's no answer without it.
  9. theres no division at all
    the only possibility to use it would be 17*11/17 that's what you meant right?
  10. Try a few things, see where I can get. It's easy to rule out things (like no division on the right hand). Other than that... it's thinking and seeing if you can find it.
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