#include #include #include #include using namespace std; using i32 = int32_t; using u32 = uint32_t; using i64 = int64_t; using u64 = uint64_t; #define rep(i,n) for(int i=0; i<(n); i++) namespace rq{ using S = int; using F = int; S op(S l, S r){ return -1; } S e(){ return -1; } S mapping(F f, S x){ if(x == -1) return f; if(f == -1) return x; if(f == x) return x; return -2; } S composition(F f, F x){ if(x == -1) return f; if(f == -1) return x; if(f == x) return x; return -2; } F id(){ return -1; } using rq = atcoder::lazy_segtree; } int main(){ int N,K; cin >> N >> K; if(K == 1){ cout << "1\n"; return 0; } rq::rq A(N+K+10); A.apply(N,N+K+10,-2); for(int i=N+K; i>=1; i--){ int p = A.get(i); if(p == -2) continue; if(p == -1){ A.apply(max(0,i-K), min(N,i), i); continue; } int nx = i + i - p; if(nx < 0) continue; A.apply(nx, nx+1, i); } // rep(i,N+1) cout << A.get(i) << " "; cout << endl; vector ans; if(A.get(0) == -1) ans.push_back(0); for(int i=1; i<=K; i++){ int f = A.get(i); if(f == -1) ans.push_back(i); else if(f == i * 2) ans.push_back(i); } for(auto a : ans) cout << a << "\n"; return 0; } struct ios_do_not_sync { ios_do_not_sync() { ios::sync_with_stdio(false); cin.tie(nullptr); } } ios_do_not_sync_instance;