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  3. Neither is this a programming question.

Neither is this a programming question.

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  • B Brady Kelly

    It's an arithmetic question, and I'm feeling very dense for asking it, but I have coding to get on with and haven't time to play with arithmetic, i.e. for two columns my problem is solved, and I move on. But, let's say I have x items and y columns. How do I determine the maximum number of items per column? I said I was feeling dense. :doh: I'm just going to carry on with simple C# for the remainder of the evening. ;P

    G Offline
    G Offline
    Gary Wheeler
    wrote on last edited by
    #7

    With x total items, and y columns:

    int x,y;
    int items_per_column;
     
    items_per_column = x / y;
    if ((x % y) != 0) items_per_column += 1;

    Software Zen: delete this;

    C 1 Reply Last reply
    0
    • L Lost User

      Math.Ceiling(x/y) ??

      B Offline
      B Offline
      Brady Kelly
      wrote on last edited by
      #8

      Sweet, thanks! :thumbsup: Now for real man points, how do does one do that with integer arithmetic?

      L M 2 Replies Last reply
      0
      • B Brady Kelly

        Sweet, thanks! :thumbsup: Now for real man points, how do does one do that with integer arithmetic?

        L Offline
        L Offline
        Lost User
        wrote on last edited by
        #9

        Convert.ToInt32(x/y)+1 :) Edit, don't use convert, it rounds up if remainder is greater than .5, just use simple division, that discards the remainder

        1 Reply Last reply
        0
        • G Gary Wheeler

          With x total items, and y columns:

          int x,y;
          int items_per_column;
           
          items_per_column = x / y;
          if ((x % y) != 0) items_per_column += 1;

          Software Zen: delete this;

          C Offline
          C Offline
          CPallini
          wrote on last edited by
          #10

          In my columnless house your program is buggy. :rolleyes:

          If the Lord God Almighty had consulted me before embarking upon the Creation, I would have recommended something simpler. -- Alfonso the Wise, 13th Century King of Castile.
          This is going on my arrogant assumptions. You may have a superb reason why I'm completely wrong. -- Iain Clarke
          [My articles]

          G 1 Reply Last reply
          0
          • B Brady Kelly

            Sweet, thanks! :thumbsup: Now for real man points, how do does one do that with integer arithmetic?

            M Offline
            M Offline
            Manfred Rudolf Bihy
            wrote on last edited by
            #11

            int x = 113;
            int y = 23:

            // Making sure x is evenly divisable by y
            // So to speak Math.Ceiling for integer division
            int r = (x + (y - x % y)) / y;

            Cheers!

            —MRB

            "With sufficient thrust, pigs fly just fine."

            Ross Callon, The Twelve Networking Truths, RFC1925

            B 1 Reply Last reply
            0
            • B Brady Kelly

              It's an arithmetic question, and I'm feeling very dense for asking it, but I have coding to get on with and haven't time to play with arithmetic, i.e. for two columns my problem is solved, and I move on. But, let's say I have x items and y columns. How do I determine the maximum number of items per column? I said I was feeling dense. :doh: I'm just going to carry on with simple C# for the remainder of the evening. ;P

              N Offline
              N Offline
              Not Active
              wrote on last edited by
              #12

              The answer is always 42


              No comment

              1 Reply Last reply
              0
              • M Manfred Rudolf Bihy

                int x = 113;
                int y = 23:

                // Making sure x is evenly divisable by y
                // So to speak Math.Ceiling for integer division
                int r = (x + (y - x % y)) / y;

                Cheers!

                —MRB

                "With sufficient thrust, pigs fly just fine."

                Ross Callon, The Twelve Networking Truths, RFC1925

                B Offline
                B Offline
                Brady Kelly
                wrote on last edited by
                #13

                Thank you, have some points! :rose:

                1 Reply Last reply
                0
                • C CPallini

                  In my columnless house your program is buggy. :rolleyes:

                  If the Lord God Almighty had consulted me before embarking upon the Creation, I would have recommended something simpler. -- Alfonso the Wise, 13th Century King of Castile.
                  This is going on my arrogant assumptions. You may have a superb reason why I'm completely wrong. -- Iain Clarke
                  [My articles]

                  G Offline
                  G Offline
                  Gary Wheeler
                  wrote on last edited by
                  #14

                  int x,y;
                  int items_per_column;

                  if (y != 0)
                  {
                  items_per_column = x / y;
                  if ((x % y) != 0) items_per_column += 1;
                  }
                  else
                  {
                  items_per_column = x; // for lack of anything better to do
                  }

                  Bitch, bitch, bitch...

                  Software Zen: delete this;

                  C 1 Reply Last reply
                  0
                  • G Gary Wheeler

                    int x,y;
                    int items_per_column;

                    if (y != 0)
                    {
                    items_per_column = x / y;
                    if ((x % y) != 0) items_per_column += 1;
                    }
                    else
                    {
                    items_per_column = x; // for lack of anything better to do
                    }

                    Bitch, bitch, bitch...

                    Software Zen: delete this;

                    C Offline
                    C Offline
                    CPallini
                    wrote on last edited by
                    #15

                    Nope, Nope, Nope!

                    if (y != 0)
                    {
                    items_per_column = x / y;
                    if ((x % y) != 0) items_per_column += 1;
                    }
                    else if ( x != 0)
                    {
                    items_per_column = IM_SORRY_JACK_WE_NEED_MORE_MEMORY_FOR_INTEGERS;
                    }
                    else
                    {
                    items_per_column = PLEASE_PICK_ONE_OR_ANOTHER_OR;
                    }

                    :laugh:

                    If the Lord God Almighty had consulted me before embarking upon the Creation, I would have recommended something simpler. -- Alfonso the Wise, 13th Century King of Castile.
                    This is going on my arrogant assumptions. You may have a superb reason why I'm completely wrong. -- Iain Clarke
                    [My articles]

                    G 1 Reply Last reply
                    0
                    • C CPallini

                      Nope, Nope, Nope!

                      if (y != 0)
                      {
                      items_per_column = x / y;
                      if ((x % y) != 0) items_per_column += 1;
                      }
                      else if ( x != 0)
                      {
                      items_per_column = IM_SORRY_JACK_WE_NEED_MORE_MEMORY_FOR_INTEGERS;
                      }
                      else
                      {
                      items_per_column = PLEASE_PICK_ONE_OR_ANOTHER_OR;
                      }

                      :laugh:

                      If the Lord God Almighty had consulted me before embarking upon the Creation, I would have recommended something simpler. -- Alfonso the Wise, 13th Century King of Castile.
                      This is going on my arrogant assumptions. You may have a superb reason why I'm completely wrong. -- Iain Clarke
                      [My articles]

                      G Offline
                      G Offline
                      Gary Wheeler
                      wrote on last edited by
                      #16

                      int x,y;
                      int items_per_column;

                      if (y > 0)
                      {
                      items_per_column = x / y;
                      if ((x % y) != 0) items_per_column += 1;
                      }
                      else if (y < 0)
                      {
                      throw new WTF_Exception();
                      }
                      else
                      {
                      throw new YourePissingMeOffException();
                      }

                      Software Zen: delete this;

                      1 Reply Last reply
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