util/seed.hpp

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• Last update: 2024-11-09 00:49:07+00:00
• Include: #include "util/seed.hpp"

Depends on

• prelude.hpp

Required by

• bbst/implicit_treap.hpp
• dfa.hpp
• dfa/multiple_of.hpp
• ds/hash_map.hpp
• mod/sqrt.hpp
• num/interpolate.hpp
• ps/berlekamp_massey.hpp
• ps/bostan_mori.hpp
• ps/fps.hpp
• ps/frac.hpp
• str/rolling_hash.hpp
• util/hash.hpp
• util/rand.hpp
• util/rand_prime.hpp
• util/random_tree.hpp

Verified with

• test/arith/sqrt.test.cpp
• test/bbst/implicit_treap.affine.test.cpp
• test/bbst/implicit_treap.test.cpp
• test/bit/k_subset.test.cpp
• test/dfa.test.cpp
• test/ds/implicit_treap.index_of.test.cpp
• test/ps/berlekamp_massey.test.cpp
• test/ps/bostan_mori.test.cpp
• test/ps/fps.exp.test.cpp
• test/ps/fps.inv.test.cpp
• test/ps/fps.log.test.cpp
• test/ps/fps.pow.test.cpp
• test/ps/interpolate.test.cpp
• test/str/rolling_hash.test.cpp

Code

#pragma once
#include "prelude.hpp"

auto seed() {
#if defined(LOCAL) && !defined(NO_FIX_SEED)
  return 314169265258979;
#endif
  return chrono::steady_clock::now().time_since_epoch().count();
}

#line 2 "prelude.hpp"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using vi = vector<int>;
using vvi = vector<vector<int>>;
using vll = vector<ll>;
using vvll = vector<vector<ll>>;
using vc = vector<char>;
#define rep2(i, m, n) for (auto i = (m); i < (n); i++)
#define rep(i, n) rep2(i, 0, n)
#define repr2(i, m, n) for (auto i = (n); i-- > (m);)
#define repr(i, n) repr2(i, 0, n)
#define all(x) begin(x), end(x)
auto ndvec(int n, auto e) { return vector(n, e); }
auto ndvec(int n, auto ...e) { return vector(n, ndvec(e...)); }
auto comp_key(auto&& f) { return [&](auto&& a, auto&& b) { return f(a) < f(b); }; }
auto& max(const auto& a, const auto& b) { return a < b ? b : a; }
auto& min(const auto& a, const auto& b) { return b < a ? b : a; }
#if __cpp_lib_ranges
namespace R = std::ranges;
namespace V = std::views;
#endif
#line 3 "util/seed.hpp"

auto seed() {
#if defined(LOCAL) && !defined(NO_FIX_SEED)
  return 314169265258979;
#endif
  return chrono::steady_clock::now().time_since_epoch().count();
}

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