#include<iostream> #include<vector> #include<string> #include<array> #include<cmath> #include<algorithm> #include<map> #include<set> #include<queue> #include<numeric> #include<iomanip> #include<utility> #include<cstdlib> #include<typeinfo> #include<stack> #include<cassert> #define int long long int using namespace std; #define INT_MAX 1000000005 #define INF 1000000005 const int MAX_N = 1 << 17; #define REP(i,n) for(int (i)=0;(i)<(n);(i)++) using namespace std; signed main() { std::vector<std::vector<int>> nk; int p; std::cin >> p; for(int i = 0; i < 1000; i++){ int n; int k; std::cin >> n >> k; std::vector<int> temp = {n,k}; nk.push_back(temp); } std::cout << 500 << std::endl; return 0; }