解码异或后的数组

Posted 2021-06-06 秦枫-_-

class Solution {
    public int[] decode(int[] encoded, int first) {
     int []res=new int[encoded.length+1];
     res[0]=first;
     for(int i=1;i<res.length;i++){
         res[i]=encoded[i-1]^first;
         first=res[i];
     }
     return res;
    }
}