#include using namespace std; #define fst(t) std::get<0>(t) #define snd(t) std::get<1>(t) #define thd(t) std::get<2>(t) #define unless(p) if(!(p)) #define until(p) while(!(p)) using ll = long long; using P = std::tuple; const int dx[8] = {-1, 1, 0, 0, -1, -1, 1, 1}, dy[8] = {0, 0, -1, 1, -1, 1, -1, 1}; int A[20200]; int main(){ std::cin.tie(nullptr); std::ios::sync_with_stdio(false); int N, K; std::cin >> N >> K; if(N - K - 2 == 0){ }else{ A[0] = 0 + (1000000000 / 2); A[1] = 1 + (1000000000 / 2);; A[2] = -1 + (1000000000 / 2);; int rest = (N - K - 2) - 1; int cur = 2, idx = 3; while(rest > 0){ A[idx] = cur + (1000000000 / 2);; ++idx; --rest; if(rest == 0){break;} A[idx] = -cur + (1000000000 / 2);; ++idx; --rest; ++cur; } for(int i=idx;i