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Artifact 68f91e93f68182770470659cbd63e439f22936e3


#include <iostream>
#include <sstream>
#include <iomanip>
#include <vector>
#include <string>
#include <map>
#include <set>
#include <algorithm>
#include <numeric>
#include <iterator>
#include <functional>
#include <complex>
#include <queue>
#include <stack>
#include <cmath>
#include <cassert>
#include <tuple>
using namespace std;
typedef long long LL;
typedef complex<double> CMP;

class MovingRooksDiv1 { public:
	vector <int> move(vector <int> Y1, vector <int> Y2)
	{
		const int N = Y1.size();
		vector<int> ans;

		for(int i=0; i<N; ++i)
		{
			if(Y1[i] < Y2[i])
				return vector<int>(1, -1);
			else if(Y1[i] > Y2[i])
			{
				vector<int> idx;
				idx.push_back(i);
				for(int k=i+1;; ++k)
				{
					if(Y1[idx.back()] > Y1[k])
						idx.push_back(k);
					if(Y1[k] == Y2[i])
						break;
				}
				for(int k=idx.size()-2; k>=0; --k) {
					ans.push_back(idx[k]);
					ans.push_back(idx[k+1]);
					swap(Y1[idx[k]], Y1[idx[k+1]]);
				}
			}
		}
		if(ans.size() > 2500)
			ans.resize(2500);
		return ans;
	}
};

// BEGIN CUT HERE
#include <ctime>
double start_time; string timer()
 { ostringstream os; os << " (" << int((clock()-start_time)/CLOCKS_PER_SEC*1000) << " msec)"; return os.str(); }
template<typename T> ostream& operator<<(ostream& os, const vector<T>& v)
 { os << "{ ";
   for(typename vector<T>::const_iterator it=v.begin(); it!=v.end(); ++it)
   os << '\"' << *it << '\"' << (it+1==v.end() ? "" : ", "); os << " }"; return os; }
void verify_case(const vector <int>& Expected, const vector <int>& Received) {
 bool ok = (Expected == Received);
 if(ok) cerr << "PASSED" << timer() << endl;  else { cerr << "FAILED" << timer() << endl;
 cerr << "\to: " << Expected << endl << "\tx: " << Received << endl; } }
#define CASE(N) {cerr << "Test Case #" << N << "..." << flush; start_time=clock();
#define END	 verify_case(_, MovingRooksDiv1().move(Y1, Y2));}
int main(){

CASE(0)
	int Y1_[] = {0};
	  vector <int> Y1(Y1_, Y1_+sizeof(Y1_)/sizeof(*Y1_)); 
	int Y2_[] = {0};
	  vector <int> Y2(Y2_, Y2_+sizeof(Y2_)/sizeof(*Y2_)); 
	vector <int> _; 
END
CASE(1)
	int Y1_[] = {1,0};
	  vector <int> Y1(Y1_, Y1_+sizeof(Y1_)/sizeof(*Y1_)); 
	int Y2_[] = {0,1};
	  vector <int> Y2(Y2_, Y2_+sizeof(Y2_)/sizeof(*Y2_)); 
	int __[] = {0, 1 };
	  vector <int> _(__, __+sizeof(__)/sizeof(*__)); 
END
CASE(2)
	int Y1_[] = {1,2,0};
	  vector <int> Y1(Y1_, Y1_+sizeof(Y1_)/sizeof(*Y1_)); 
	int Y2_[] = {2,0,1};
	  vector <int> Y2(Y2_, Y2_+sizeof(Y2_)/sizeof(*Y2_)); 
	int __[] = {-1 };
	  vector <int> _(__, __+sizeof(__)/sizeof(*__)); 
END
CASE(3)
	int Y1_[] = {2,1,0,3,5,4};
	  vector <int> Y1(Y1_, Y1_+sizeof(Y1_)/sizeof(*Y1_)); 
	int Y2_[] = {0,1,2,3,4,5};
	  vector <int> Y2(Y2_, Y2_+sizeof(Y2_)/sizeof(*Y2_)); 
	int __[] = {0, 1, 0, 2, 1, 2, 4, 5 };
	  vector <int> _(__, __+sizeof(__)/sizeof(*__)); 
END
CASE(4)
	int Y1_[] = {10,9,8,7,6,5,4,3,2,1,0};
	  vector <int> Y1(Y1_, Y1_+sizeof(Y1_)/sizeof(*Y1_)); 
	int Y2_[] = {0,1,2,3,4,5,6,7,8,9,10};
	  vector <int> Y2(Y2_, Y2_+sizeof(Y2_)/sizeof(*Y2_)); 
	int __[] = {0, 1, 0, 2, 0, 3, 0, 4, 0, 5, 0, 6, 0, 7, 0, 8, 0, 9, 0, 10, 1, 2, 1, 3, 1, 4, 1, 5, 1, 6, 1, 7, 1, 8, 1, 9, 1, 10, 2, 3, 2, 4, 2, 5, 2, 6, 2, 7, 2, 8, 2, 9, 2, 10, 3, 4, 3, 5, 3, 6, 3, 7, 3, 8, 3, 9, 3, 10, 4, 5, 4, 6, 4, 7, 4, 8, 4, 9, 4, 10, 5, 6, 5, 7, 5, 8, 5, 9, 5, 10, 6, 7, 6, 8, 6, 9, 6, 10, 7, 8, 7, 9, 7, 10, 8, 9, 8, 10, 9, 10 };
	  vector <int> _(__, __+sizeof(__)/sizeof(*__)); 
END
CASE(5)
int Y1_[] = {2,1,0};
	  vector <int> Y1(Y1_, Y1_+sizeof(Y1_)/sizeof(*Y1_)); 
	  int Y2_[] = {0,2,1};
	  vector <int> Y2(Y2_, Y2_+sizeof(Y2_)/sizeof(*Y2_)); 
	  int __[] = {123456789};
	  vector <int> _(__, __+sizeof(__)/sizeof(*__)); 
END
/*
CASE(6)
	int Y1_[] = ;
	  vector <int> Y1(Y1_, Y1_+sizeof(Y1_)/sizeof(*Y1_)); 
	int Y2_[] = ;
	  vector <int> Y2(Y2_, Y2_+sizeof(Y2_)/sizeof(*Y2_)); 
	int __[] = ;
	  vector <int> _(__, __+sizeof(__)/sizeof(*__)); 
END
*/
}
// END CUT HERE