結果

問題 No.2061 XOR Sort
ユーザー au7777
提出日時 2022-09-03 15:15:43
言語 C++14
(gcc 13.3.0 + boost 1.87.0)
結果
WA  
実行時間 -
コード長 2,663 bytes
コンパイル時間 4,334 ms
コンパイル使用メモリ 240,576 KB
実行使用メモリ 21,320 KB
最終ジャッジ日時 2024-11-17 05:12:11
合計ジャッジ時間 10,035 ms
ジャッジサーバーID
(参考情報)
judge5 / judge3
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 3
other AC * 2 WA * 39
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

#include <bits/stdc++.h>
#include <atcoder/all>
typedef long long int ll;
using namespace std;
using namespace atcoder;
typedef pair<ll, ll> P;
#define loop(i,n) for(int i=0;i<n;i++)
template<typename T> using min_priority_queue = priority_queue<T, vector<T>, greater<T>>;
const ll MOD = 998244353;
using mint = modint998244353;
// const ll MOD = 1000000007;
// using mint = modint1000000007;
const int MAX = 2000005;
long long fac[MAX], finv[MAX], inv[MAX];
void COMinit() {
fac[0] = fac[1] = 1;
finv[0] = finv[1] = 1;
inv[1] = 1;
for (int i = 2; i < MAX; i++){
fac[i] = fac[i - 1] * i % MOD;
inv[i] = MOD - inv[MOD%i] * (MOD / i) % MOD;
finv[i] = finv[i - 1] * inv[i] % MOD;
}
}
long long COM(int n, int k){
if (n < k) return 0;
if (n < 0 || k < 0) return 0;
return fac[n] * (finv[k] * finv[n - k] % MOD) % MOD;
}
ll gcd(ll x, ll y) {
if (y == 0) return x;
else if (y > x) {
return gcd (y, x);
}
else return gcd(x % y, y);
}
ll lcm(ll x, ll y) {
return x / gcd(x, y) * y;
}
ll my_sqrt(ll x) {
ll m = 0;
ll M = 3000000001;
while (M - m > 1) {
ll now = (M + m) / 2;
if (now * now <= x) {
m = now;
}
else {
M = now;
}
}
return m;
}
ll keta(ll n, ll hou) {
ll ret = 0;
while (n) {
n /= hou;
ret++;
}
return ret;
}
ll ceil(ll n, ll m) {
// n > 0, m > 0
ll ret = n / m;
if (n % m) ret++;
return ret;
}
ll pow_ll(ll x, ll n) {
if (n == 0) return 1;
if (n % 2) {
return pow_ll(x, n - 1) * x;
}
else {
ll tmp = pow_ll(x, n / 2);
return tmp * tmp;
}
}
vector<ll> compress(vector<ll> v) {
// [3 5 5 6 1 1 10 1] -> [1 2 2 3 0 0 4 0]
vector<ll> u = v;
sort(u.begin(), u.end());
u.erase(unique(u.begin(),u.end()),u.end());
map<ll, ll> mp;
for (int i = 0; i < u.size(); i++) {
mp[u[i]] = i;
}
for (int i = 0; i < v.size(); i++) {
v[i] = mp[v[i]];
}
return v;
}
mint f(vector<ll> v, int d) {
if (d == -1) {
return 1;
}
if (v.size() == 0) {
return 1;
}
vector<ll> m;
vector<ll> M;
for (auto x : v) {
if ((x >> d) & 1) {
M.push_back(x);
}
else {
m.push_back(x);
}
}
mint now = 1;
if (m.size() && (M.size())) now = 2;
mint mm = f(m, d - 1);
mint MM = f(M, d - 1);
return now * mm * MM;
}
int main() {
ll n;
cin >> n;
vector<ll> A(n);
for (int i = 0; i < n; i++) cin >> A[i];
cout << f(A, 30).val() << endl;
return 0;
}
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