#pragma GCC target("avx2") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #include using namespace std; using ll = long long; const int INF = 1e9 + 10; const ll inf = 1LL<<60; void solve() { int n, h; cin >> n >> h; bool f = false; if (n/h < h) { h = n/h; f = true; } vector> ans(h, vector(n/h)); vector v; for (int i=1; i n/h) break; for (int i=0; i> t; /*while (t--)*/ solve(); }