import java.io.; import java.util.;

public class Solution { public static void main(String[] args) { /* Enter your code here. Read input from STDIN. Print output to STDOUT. Your class should be named Solution. */ Scanner sc = new Scanner(System.in); int N= sc.nextInt(); int q=sc.nextInt(); int lastAnswer=0; int x=1; int a[] [] = new int[q][3]; List> seqList = new ArrayList>(); for(int i=0;i

        }

        x=(a[i][1]^lastAnswer%N);

        if(a[i][0]==1)
        {           
                  seqList.add(new ArrayList<Integer>());
                  seqList.get(x).add(a[i][2]);               
        }
        else
        {   
                    int s = seqList.get(x).size() - 1;
                    lastAnswer =seqList.get(x).get(s);
                        if(lastAnswer!=0)
                    System.out.println(lastAnswer);            
        }

    }
    }
    }
    what is wrong with this code as it is giving only one positive test case?????