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Question by vitiet · May 26, 2020 at 08:25 AM · c#scripting problemlistoptimizationprogramming

A more optimized way to adjust duplicate integer values In a list?

Hi all,

I have a list of integers that is exposed in the inspector, and I need to check for duplicate and adjust them on validate to make sure that I won't be able to enter a duplicate value. From:

alt text

To: alt text

I made this simple method to do just that, but it seems like it is getting close to O(n^3) or even more the higher the list count is.

 private void AdjustDuplicateValues()
     {
         for (int index = 0; index < enumValues.Count; index++)
         {
             for (int i = 0; i < enumValues.Count; i++)
             {
                 // check against all other element to see if duplicate
                 if (i != index && enumValues[index]== enumValues[i])
                 {
                     // increase the duplicate element by 1
                     enumValues[i]++;
 
                     // reset counters to recheck changed value
                     index = 0;
                     i = 0;
                 }
             }
         }
     }

Is there any way to optimize this piece of code/or is there any better way to adjust integer values within a list?

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