結果
問題 | No.1189 Sum is XOR |
ユーザー | theory_and_me |
提出日時 | 2020-08-23 01:27:47 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
RE
|
実行時間 | - |
コード長 | 4,718 bytes |
コンパイル時間 | 2,392 ms |
コンパイル使用メモリ | 212,092 KB |
実行使用メモリ | 128,128 KB |
最終ジャッジ日時 | 2024-10-15 12:30:51 |
合計ジャッジ時間 | 11,235 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 180 ms
127,872 KB |
testcase_01 | AC | 182 ms
128,128 KB |
testcase_02 | AC | 183 ms
128,000 KB |
testcase_03 | RE | - |
testcase_04 | RE | - |
testcase_05 | RE | - |
testcase_06 | RE | - |
testcase_07 | RE | - |
testcase_08 | RE | - |
testcase_09 | RE | - |
testcase_10 | RE | - |
testcase_11 | AC | 173 ms
126,720 KB |
testcase_12 | AC | 185 ms
128,000 KB |
testcase_13 | AC | 181 ms
127,744 KB |
testcase_14 | AC | 176 ms
127,232 KB |
testcase_15 | AC | 171 ms
126,720 KB |
testcase_16 | WA | - |
testcase_17 | AC | 173 ms
126,720 KB |
testcase_18 | AC | 175 ms
126,848 KB |
testcase_19 | AC | 181 ms
127,488 KB |
testcase_20 | AC | 181 ms
127,488 KB |
testcase_21 | AC | 169 ms
126,464 KB |
testcase_22 | AC | 170 ms
126,592 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; #define REP(i,n) for(ll i=0;i<(ll)n;i++) #define dump(x) cerr << #x << " = " << (x) << endl; #define spa << " " << #define fi first #define se second #define ALL(a) (a).begin(),(a).end() #define ALLR(a) (a).rbegin(),(a).rend() using ld = long double; using ll = long long; using ull = unsigned long long; using pii = pair<int, int>; using pll = pair<long, long>; using pdd = pair<ld, ld>; template<typename T> struct V : vector<T> { using vector<T>::vector; }; V() -> V<ll>; V(size_t) -> V<ll>; template<typename T> V(size_t, T) -> V<T>; template<typename T> vector<T> make_vec(size_t n, T a) { return vector<T>(n, a); } template<typename... Ts> auto make_vec(size_t n, Ts... ts) { return vector<decltype(make_vec(ts...))>(n, make_vec(ts...)); } template<class S, class T> ostream& operator << (ostream& os, const pair<S, T> v){os << "(" << v.first << ", " << v.second << ")"; return os;} template<typename T> ostream& operator<<(ostream &os, const vector<T> &v) { for (auto &e : v) os << e << ' '; return os; } template<class T> ostream& operator<<(ostream& os, const vector<vector<T>> &v){ for(auto &e : v){os << e << "\n";} return os;} struct fast_ios { fast_ios(){ cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(20); }; } fast_ios_; template<class T> bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; } template<class T> bool chmin(T &a, const T &b) { if (a>b) { a=b; return 1; } return 0; } void fail() { cout << -1 << '\n'; exit(0); } inline int popcount(const int x) { return __builtin_popcount(x); } inline int popcount(const ll x) { return __builtin_popcountll(x); } template<typename T> void debug(vector<vector<T>>&v,ll h,ll w){for(ll i=0;i<h;i++) {cerr<<v[i][0];for(ll j=1;j<w;j++)cerr spa v[i][j];cerr<<endl;}}; template<typename T> void debug(vector<T>&v,ll n){if(n!=0)cerr<<v[0]; for(ll i=1;i<n;i++)cerr spa v[i]; cerr<<endl;}; const ll INF = (1ll<<62); // const ld EPS = 1e-10; // const ld PI = acos(-1.0); // const ll mod = (int)1e9 + 7; const ll mod = 998244353; template <std::uint_fast64_t Modulus> class modint { // long long から modint を作るときは必ず正の数にしてからコンストラクタに入れること! // そうしないとバグります using u64 = std::uint_fast64_t; public: u64 a; constexpr modint(const u64 x = 0) noexcept : a(x % Modulus) {} constexpr u64 &value() noexcept { return a; } constexpr const u64 &value() const noexcept { return a; } constexpr modint operator+(const modint rhs) const noexcept { return modint(*this) += rhs; } constexpr modint operator-(const modint rhs) const noexcept { return modint(*this) -= rhs; } constexpr modint operator*(const modint rhs) const noexcept { return modint(*this) *= rhs; } constexpr modint operator/(const modint rhs) const noexcept { return modint(*this) /= rhs; } constexpr modint &operator+=(const modint rhs) noexcept { a += rhs.a; if (a >= Modulus) { a -= Modulus; } return *this; } constexpr modint &operator-=(const modint rhs) noexcept { if (a < rhs.a) { a += Modulus; } a -= rhs.a; return *this; } constexpr modint &operator*=(const modint rhs) noexcept { a = a * rhs.a % Modulus; return *this; } constexpr modint &operator/=(modint rhs) noexcept { u64 exp = Modulus - 2; while (exp) { if (exp % 2) { *this *= rhs; } rhs *= rhs; exp /= 2; } return *this; } }; using mint = modint<mod>; using vm = vector<mint>; using vvm = vector<vm>; ostream& operator << (ostream& os, const mint v){ os << v.value(); return os; } template <class T, class U> constexpr T power(T x, U exp) { T ret = static_cast<T>(1); while (exp) { if (exp % static_cast<U>(2) == static_cast<U>(1)) ret *= x; exp /= static_cast<U>(2); x *= x; } return ::std::move(ret); } int main(){ ll N, K; cin >> N >> K; V<ll> A(N); REP(i, N) cin >> A[i]; V<ll> cnt(1024, 0); REP(i, N) cnt[A[i]]++; if(K>=10){ cout << 0 << endl; } V<V<V<mint>>> dp(1025, V<V<mint>>(1024, V<mint>(10, 0))); dp[1][0][0] = 1; REP(i, 1024){ if(i==0) continue; REP(j, 1024){ REP(k, 10){ dp[i+1][j][k] += dp[i][j][k]; if((j&i)==0 and k+1<10) dp[i+1][i^j][k+1] += dp[i][j][k] * cnt[i]; } } } mint res = 0; REP(i, 1024) res += dp[1024][i][K]; cout << res << endl; // REP(i, 1024){ // REP(j, 10){ // cout << dp[i][j] << " "; // } // cout << endl; // } return 0; }