dotfiles/nvim/lua/snippets/soe.lua

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2024-05-22 11:50:35 +08:00
return [=[
vector<int> soe(int n) {
vector<bool> not_prime(n + 1);
vector<int> res;
for (int i = 2; i <= n; ++i) {
if (not not_prime[i]) {
res.emplace_back(i);
}
for (auto&& x : res) {
if (i * x > n) break;
not_prime[i * x] = 1;
if (i % x == 0) break;
}
}
return res;
}
]=]