cp/codeforces/937/d.cc

171 lines
3.8 KiB
C++

#include <bits/stdc++.h> // {{{
// https://codeforces.com/blog/entry/96344
#pragma GCC optimize("O2,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
using namespace std;
using i32 = int32_t;
using u32 = uint32_t;
using i64 = int64_t;
using u64 = uint64_t;
using f64 = double;
using f128 = long double;
// }}}
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
// https://mirror.codeforces.com/blog/entry/124683
namespace hashing {
using i64 = std::int64_t;
using u64 = std::uint64_t;
static const u64 FIXED_RANDOM =
std::chrono::steady_clock::now().time_since_epoch().count();
#if USE_AES
std::mt19937 rd(FIXED_RANDOM);
const __m128i KEY1{(i64)rd(), (i64)rd()};
const __m128i KEY2{(i64)rd(), (i64)rd()};
#endif
template <class T, class D = void>
struct custom_hash {};
template <class T>
inline void hash_combine(u64 &seed, T const &v) {
custom_hash<T> hasher;
seed ^= hasher(v) + 0x9e3779b97f4a7c15 + (seed << 12) + (seed >> 4);
};
template <class T>
struct custom_hash<T,
typename std::enable_if<std::is_integral<T>::value>::type> {
u64 operator()(T _x) const {
u64 x = _x;
#if USE_AES
__m128i m{i64(u64(x) * 0xbf58476d1ce4e5b9u64), (i64)FIXED_RANDOM};
__m128i y = _mm_aesenc_si128(m, KEY1);
__m128i z = _mm_aesenc_si128(y, KEY2);
return z[0];
#else
x += 0x9e3779b97f4a7c15 + FIXED_RANDOM;
x = (x ^ (x >> 30)) * 0xbf58476d1ce4e5b9;
x = (x ^ (x >> 27)) * 0x94d049bb133111eb;
return x ^ (x >> 31);
#endif
}
};
template <class T>
struct custom_hash<T, std::void_t<decltype(std::begin(std::declval<T>()))>> {
u64 operator()(T const &a) const {
u64 value = FIXED_RANDOM;
for (auto &x : a)
hash_combine(value, x);
return value;
}
};
template <class... T>
struct custom_hash<std::tuple<T...>> {
u64 operator()(const std::tuple<T...> &a) const {
u64 value = FIXED_RANDOM;
std::apply(
[&value](T const &...args) {
(hash_combine(value, args), ...);
},
a);
return value;
}
};
template <class T, class U>
struct custom_hash<std::pair<T, U>> {
u64 operator()(std::pair<T, U> const &a) const {
u64 value = FIXED_RANDOM;
hash_combine(value, a.first);
hash_combine(value, a.second);
return value;
}
};
}; // namespace hashing
#ifdef PB_DS_ASSOC_CNTNR_HPP
template <class Key, class Value = null_type>
using hashtable = gp_hash_table<
Key, Value, hashing::custom_hash<Key>, std::equal_to<Key>,
direct_mask_range_hashing<>, linear_probe_fn<>,
hash_standard_resize_policy<hash_exponential_size_policy<>,
hash_load_check_resize_trigger<>, true>>;
#endif
#ifdef PB_DS_TREE_POLICY_HPP
template <typename T>
using multitree = tree<T, null_type, std::less_equal<T>, rb_tree_tag,
tree_order_statistics_node_update>;
template <class Key, class Value = null_type>
using rbtree = tree<Key, Value, std::less<Key>, rb_tree_tag,
tree_order_statistics_node_update>;
#endif
hashtable<u64> seen;
bitset<100000 + 1> dp;
void solve() {
u64 n;
cin >> n;
if (seen.find(n) != seen.end()) {
cout << "YES\n";
} else
cout << "NO\n";
}
int main() { // {{{
cin.tie(nullptr)->sync_with_stdio(false);
cin.exceptions(cin.failbit);
int tc = 1;
cin >> tc;
dp[1] = true;
seen.insert(1);
vector<u64> binaries;
for (u64 i = 1; i <= 100000; ++i) {
u64 I = i;
bool good = true;
while (I) {
if (I % 10 > 1) {
good = false;
break;
}
I /= 10;
}
if (good)
binaries.push_back(i);
}
for (u64 bin : binaries) {
for (u64 j = 1; j * bin <= 100000; ++j) {
if (dp[j]) {
dp[j * bin] = true;
seen.insert(j * bin);
}
}
}
for (int t = 0; t < tc; ++t) {
solve();
}
return 0;
}
// }}}