結果
問題 | No.1142 XOR と XOR |
ユーザー | kimiyuki |
提出日時 | 2020-07-31 22:15:02 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 5,108 bytes |
コンパイル時間 | 1,875 ms |
コンパイル使用メモリ | 203,540 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-07-06 18:34:03 |
合計ジャッジ時間 | 8,099 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
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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 | 1 ms
6,812 KB |
testcase_01 | AC | 2 ms
6,940 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | WA | - |
testcase_04 | AC | 277 ms
6,944 KB |
testcase_05 | AC | 231 ms
6,940 KB |
testcase_06 | AC | 288 ms
6,940 KB |
testcase_07 | WA | - |
testcase_08 | AC | 353 ms
6,940 KB |
testcase_09 | AC | 351 ms
6,944 KB |
testcase_10 | AC | 357 ms
6,940 KB |
testcase_11 | AC | 2 ms
6,940 KB |
testcase_12 | AC | 1 ms
6,940 KB |
testcase_13 | AC | 1 ms
6,944 KB |
testcase_14 | AC | 188 ms
6,940 KB |
testcase_15 | AC | 180 ms
6,940 KB |
testcase_16 | AC | 16 ms
6,940 KB |
testcase_17 | WA | - |
testcase_18 | AC | 59 ms
6,940 KB |
testcase_19 | AC | 286 ms
6,940 KB |
testcase_20 | AC | 182 ms
6,940 KB |
testcase_21 | AC | 111 ms
6,940 KB |
testcase_22 | AC | 64 ms
6,940 KB |
testcase_23 | AC | 263 ms
6,940 KB |
testcase_24 | AC | 302 ms
6,944 KB |
testcase_25 | AC | 170 ms
6,940 KB |
testcase_26 | WA | - |
testcase_27 | WA | - |
ソースコード
#line 1 "main.cpp" #include <bits/stdc++.h> #line 2 "/home/user/Library/utils/macros.hpp" #define REP(i, n) for (int i = 0; (i) < (int)(n); ++ (i)) #define REP3(i, m, n) for (int i = (m); (i) < (int)(n); ++ (i)) #define REP_R(i, n) for (int i = (int)(n) - 1; (i) >= 0; -- (i)) #define REP3R(i, m, n) for (int i = (int)(n) - 1; (i) >= (int)(m); -- (i)) #define ALL(x) std::begin(x), std::end(x) #line 4 "/home/user/Library/modulus/modpow.hpp" inline int32_t modpow(uint_fast64_t x, uint64_t k, int32_t MOD) { assert (/* 0 <= x and */ x < (uint_fast64_t)MOD); uint_fast64_t y = 1; for (; k; k >>= 1) { if (k & 1) (y *= x) %= MOD; (x *= x) %= MOD; } assert (/* 0 <= y and */ y < (uint_fast64_t)MOD); return y; } #line 5 "/home/user/Library/modulus/modinv.hpp" inline int32_t modinv_nocheck(int32_t value, int32_t MOD) { assert (0 <= value and value < MOD); if (value == 0) return -1; int64_t a = value, b = MOD; int64_t x = 0, y = 1; for (int64_t u = 1, v = 0; a; ) { int64_t q = b / a; x -= q * u; std::swap(x, u); y -= q * v; std::swap(y, v); b -= q * a; std::swap(b, a); } if (not (value * x + MOD * y == b and b == 1)) return -1; if (x < 0) x += MOD; assert (0 <= x and x < MOD); return x; } inline int32_t modinv(int32_t x, int32_t MOD) { int32_t y = modinv_nocheck(x, MOD); assert (y != -1); return y; } #line 6 "/home/user/Library/modulus/mint.hpp" /** * @brief quotient ring / 剰余環 $\mathbb{Z}/n\mathbb{Z}$ */ template <int32_t MOD> struct mint { int32_t value; mint() : value() {} mint(int64_t value_) : value(value_ < 0 ? value_ % MOD + MOD : value_ >= MOD ? value_ % MOD : value_) {} mint(int32_t value_, std::nullptr_t) : value(value_) {} explicit operator bool() const { return value; } inline mint<MOD> operator + (mint<MOD> other) const { return mint<MOD>(*this) += other; } inline mint<MOD> operator - (mint<MOD> other) const { return mint<MOD>(*this) -= other; } inline mint<MOD> operator * (mint<MOD> other) const { return mint<MOD>(*this) *= other; } inline mint<MOD> & operator += (mint<MOD> other) { this->value += other.value; if (this->value >= MOD) this->value -= MOD; return *this; } inline mint<MOD> & operator -= (mint<MOD> other) { this->value -= other.value; if (this->value < 0) this->value += MOD; return *this; } inline mint<MOD> & operator *= (mint<MOD> other) { this->value = (uint_fast64_t)this->value * other.value % MOD; return *this; } inline mint<MOD> operator - () const { return mint<MOD>(this->value ? MOD - this->value : 0, nullptr); } inline bool operator == (mint<MOD> other) const { return value == other.value; } inline bool operator != (mint<MOD> other) const { return value != other.value; } inline mint<MOD> pow(uint64_t k) const { return mint<MOD>(modpow(value, k, MOD), nullptr); } inline mint<MOD> inv() const { return mint<MOD>(modinv(value, MOD), nullptr); } inline mint<MOD> operator / (mint<MOD> other) const { return *this * other.inv(); } inline mint<MOD> & operator /= (mint<MOD> other) { return *this *= other.inv(); } }; template <int32_t MOD> mint<MOD> operator + (int64_t value, mint<MOD> n) { return mint<MOD>(value) + n; } template <int32_t MOD> mint<MOD> operator - (int64_t value, mint<MOD> n) { return mint<MOD>(value) - n; } template <int32_t MOD> mint<MOD> operator * (int64_t value, mint<MOD> n) { return mint<MOD>(value) * n; } template <int32_t MOD> mint<MOD> operator / (int64_t value, mint<MOD> n) { return mint<MOD>(value) / n; } template <int32_t MOD> std::istream & operator >> (std::istream & in, mint<MOD> & n) { int64_t value; in >> value; n = value; return in; } template <int32_t MOD> std::ostream & operator << (std::ostream & out, mint<MOD> n) { return out << n.value; } #line 4 "main.cpp" using namespace std; constexpr int MOD = 1000000007; constexpr int SIZE = 1024; array<int64_t, SIZE> solve1(int n, const vector<int> & a) { array<int64_t, SIZE> cnt = {}; array<int64_t, SIZE> f = {}; int x = 0; cnt[x] += 1; REP (i, n) { x ^= a[i]; REP (y, SIZE) { f[x ^ y] += cnt[y]; } cnt[x] += 1; } assert (accumulate(ALL(f), 0ll) == (int64_t)n * (n + 1) / 2); return f; } mint<MOD> solve(int n, int m, int k, const vector<int> & a, const vector<int> & b) { array<int64_t, SIZE> f = solve1(n, a); array<int64_t, SIZE> g = solve1(m, b); mint<MOD> ans = 0; REP (x, SIZE) { ans += f[x] * g[x ^ k]; } return ans; } // generated by online-judge-template-generator v4.4.0 (https://github.com/kmyk/online-judge-template-generator) int main() { std::ios::sync_with_stdio(false); std::cin.tie(nullptr); constexpr char endl = '\n'; int N, M; int K; cin >> N; vector<int> a(N); cin >> M; vector<int> b(M); cin >> K; REP (i, N) { cin >> a[i]; } REP (i, M) { cin >> b[i]; } auto ans = solve(N, M, K, a, b); cout << ans << endl; return 0; }