public class Test2 {public static void main(String[] args) {// TODO Auto-generated method stubint[] array = {4,2,1,3,2,8,8,21,12,21,4,1,1};B(array); } public static void B(int[] array) { for(int i=0;i<array.length;i++) {boolean a = true;for(int j=0;j<i;j++) {if(array[i]==array[j]) {a=false;}}if(a) {int m=0;String c="";int d=0;for(int j=0;j<array.length;j++)if(array[i]==array[j]) {m++;c=c+j+" ";d=j;}if(m>1) {System.out.println("重复的数为："+array[d]);System.out.println("数组中所有"+array[d]+"的索引为：");System.out.println(c);}
}
}
}
}
}
}
}
}
