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方一
Integer[] x=new Integer[]{4,6,9,10}; Set<Integer> set = new HashSet<>() ; Collections.addAll(set,x); for(Integer ele:set){ System.out.println(ele); }
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方二
Set<Integer> set = new HashSet<>(Arrays.asList(4,6,9,10)) ;
方一
Integer[] x=new Integer[]{4,6,9,10};
Set<Integer> set = new HashSet<>() ;
Collections.addAll(set,x);
for(Integer ele:set){
System.out.println(ele);
}
方二
Set<Integer> set = new HashSet<>(Arrays.asList(4,6,9,10)) ;