Java error: “Comparison method violates its general contract!”

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渐次进展 2020-12-10 13:52

I have this code:

package org.optimization.geneticAlgorithm;
import org.optimization.geneticAlgorithm.selection.Pair;

public abstract class Chromosome imple         


        
3条回答
  •  臣服心动
    2020-12-10 14:19

    You should try adding if (this == o) return 0; Because the same object must be returned equal.

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