Collections.shuffle method
package app;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
public class Main
{
public static void main(String[] args)
{
Integer[] data = {10, 3, 17, 50, 15};
List<Integer> list = Arrays.asList(data);
Collections.shuffle(list);
list.toArray(data);
System.out.println(Arrays.toString(data));
}
}
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