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Update hash_deque.cc

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Ariel 2024-02-18 14:54:50 +08:00 committed by GitHub
parent 82c770edc5
commit d3f6e1fb3f
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1 changed files with 3 additions and 5 deletions
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string/hash_deque.cc
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@ -1,12 +1,10 @@
static vector<ll> power1, power2;
static const ll b = rd();
static const ll INV1 = inverse(b, MDL1);
static const ll INV2 = inverse(b, MDL2);
template <typename _Tp, typename _Sequence = deque<_Tp>>
struct hash_deque {
using hash_type = pll;
static constexpr ll b = 31;
static constexpr ll MDL1 = 8784491;
static constexpr ll MDL2 = 998244353;
static constexpr ll INV1 = 7934379;
static constexpr ll INV2 = 128805723;
ll hash1, hash2;
_Sequence seq;
size_t size() {