結果

問題 No.1863 Xor Sum 2...?
ユーザー miscalc
提出日時 2022-03-04 22:18:32
言語 C++17
(gcc 13.3.0 + boost 1.87.0)
結果
WA  
実行時間 -
コード長 2,439 bytes
コンパイル時間 2,215 ms
コンパイル使用メモリ 203,912 KB
最終ジャッジ日時 2025-01-28 05:30:14
ジャッジサーバーID
(参考情報)
judge3 / 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 * 10 WA * 18
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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>
using namespace std;
#include <atcoder/modint>
using namespace atcoder;
//using mint = modint998244353;
using mint = modint1000000007;
using ll = long long;
using ld = long double;
using pll = pair<ll, ll>;
using tlll = tuple<ll, ll, ll>;
constexpr ll INF = 1LL << 60;
template<class T> bool chmin(T& a, T b) {if (a > b) {a = b; return true;} return false;}
template<class T> bool chmax(T& a, T b) {if (a < b) {a = b; return true;} return false;}
ll safemod(ll A, ll M) {return (A % M + M) % M;}
ll divfloor(ll A, ll B) {if (B < 0) {return divfloor(-A, -B);} return (A - safemod(A, B)) / B;}
ll divceil(ll A, ll B) {if (B < 0) {return divceil(-A, -B);} return divfloor(A + B - 1, B);}
template<class T> void unique(vector<T> &V) {V.erase(unique(V.begin(), V.end()), V.end());}
template<class T> void sortunique(vector<T> &V) {sort(V.begin(), V.end()); V.erase(unique(V.begin(), V.end()), V.end());}
#define FINALANS(A) do {cout << (A) << '\n'; exit(0);} while (false)
template<class T> void printvec(vector<T> &V) {int _n = V.size(); for (int i = 0; i < _n; i++) cout << V[i] << (i == _n - 1 ? "" : " ");cout << '\n';}
template<class T> void printvect(vector<T> &V) {for (auto v : V) cout << v << '\n';}
template<class T> void printvec2(vector<vector<T>> &V) {for (auto &v : V) printvec(v);}
int main()
{
ll N;
cin >> N;
vector<ll> A(N), B(N);
for (ll i = 0; i < N; i++)
{
cin >> A.at(i);
}
for (ll i = 0; i < N; i++)
{
cin >> B.at(i);
}
vector<ll> S(N);
S.at(0) = B.at(0);
for (ll i = 0; i < N - 1; i++)
{
S.at(i + 1) = S.at(i) ^ B.at(i + 1);
}
//printvec(S);
const ll K = 32;
vector<ll> cnt(K, 0);
ll cnt0 = 0, cnt1 = 0;
deque<ll> deq;
ll ans = 0;
for (ll i = 0; i < N; i++)
{
deq.push_back(i);
for (ll k = 0; k < K; k++)
{
if (A.at(i) & (1LL << k))
cnt.at(k)++;
}
while (*max_element(cnt.begin(), cnt.end()) >= 2)
{
ll j = deq.front();
deq.pop_front();
for (ll k = 0; k < K; k++)
{
if (A.at(j) & (1LL << k))
cnt.at(k)--;
}
if (S.at(j) == 0)
cnt0--;
else
cnt1--;
}
ll tmp = (S.at(i) == 0 ? cnt0 : cnt1) + (B.at(i) == 0 ? 1 : 0);
ans += tmp;
//cerr << i << " " << deq.size() << " " << cnt0 << " " << cnt1 << " " << tmp << endl;
if (S.at(i) == 0)
cnt0++;
else
cnt1++;
}
cout << ans << endl;
}
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