結果
問題 | No.1043 直列大学 |
ユーザー | rokahikou1 |
提出日時 | 2020-08-18 10:46:27 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 35 ms / 2,000 ms |
コード長 | 4,092 bytes |
コンパイル時間 | 792 ms |
コンパイル使用メモリ | 100,472 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-06-02 03:22:16 |
合計ジャッジ時間 | 2,208 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 | 5 ms
6,812 KB |
testcase_01 | AC | 4 ms
6,944 KB |
testcase_02 | AC | 6 ms
6,944 KB |
testcase_03 | AC | 4 ms
6,940 KB |
testcase_04 | AC | 5 ms
6,940 KB |
testcase_05 | AC | 5 ms
6,940 KB |
testcase_06 | AC | 5 ms
6,940 KB |
testcase_07 | AC | 5 ms
6,940 KB |
testcase_08 | AC | 5 ms
6,944 KB |
testcase_09 | AC | 16 ms
6,940 KB |
testcase_10 | AC | 18 ms
6,944 KB |
testcase_11 | AC | 27 ms
6,944 KB |
testcase_12 | AC | 35 ms
6,940 KB |
testcase_13 | AC | 29 ms
6,940 KB |
testcase_14 | AC | 30 ms
6,944 KB |
testcase_15 | AC | 34 ms
6,940 KB |
testcase_16 | AC | 29 ms
6,940 KB |
testcase_17 | AC | 21 ms
6,940 KB |
testcase_18 | AC | 23 ms
6,940 KB |
testcase_19 | AC | 27 ms
6,944 KB |
testcase_20 | AC | 20 ms
6,944 KB |
testcase_21 | AC | 26 ms
6,940 KB |
testcase_22 | AC | 27 ms
6,944 KB |
testcase_23 | AC | 32 ms
6,940 KB |
testcase_24 | AC | 22 ms
6,940 KB |
testcase_25 | AC | 27 ms
6,944 KB |
testcase_26 | AC | 29 ms
6,944 KB |
testcase_27 | AC | 15 ms
6,944 KB |
testcase_28 | AC | 26 ms
6,940 KB |
testcase_29 | AC | 10 ms
6,944 KB |
testcase_30 | AC | 26 ms
6,940 KB |
ソースコード
#include <algorithm> #include <cmath> #include <cstdint> #include <cstdio> #include <iomanip> #include <iostream> #include <map> #include <queue> #include <set> #include <stack> #include <string> #include <vector> using namespace std; #define rep(i, n) for(int(i) = 0; (i) < (n); (i)++) #define FOR(i, m, n) for(int(i) = (m); (i) < (n); (i)++) #define All(v) (v).begin(), (v).end() #define pb push_back #define MP(a, b) make_pair((a), (b)) template <class T> vector<T> make_vec(size_t a, T val) { return vector<T>(a, val); } template <class T, class... Ts> auto make_vec(size_t a, Ts... ts) { return vector<decltype(make_vec<T>(ts...))>(a, make_vec<T>(ts...)); } using ll = long long; using pii = pair<int, int>; using pll = pair<ll, ll>; const int INF = 1 << 30; const ll LINF = 1LL << 60; const int MOD = 1e9 + 7; template <uint_fast64_t MOD> class ModInt { using u64 = uint_fast64_t; public: u64 val; ModInt(const u64 x = 0) : val((x + MOD) % MOD) {} constexpr u64 &value() { return val; } constexpr ModInt operator-() { return val ? MOD - val : 0; } constexpr ModInt operator+(const ModInt &rhs) const { return ModInt(*this) += rhs; } constexpr ModInt operator-(const ModInt &rhs) const { return ModInt(*this) -= rhs; } constexpr ModInt operator*(const ModInt &rhs) const { return ModInt(*this) *= rhs; } constexpr ModInt operator/(const ModInt &rhs) const { return ModInt(*this) /= rhs; } constexpr ModInt &operator+=(const ModInt &rhs) { val += rhs.val; if(val >= MOD) { val -= MOD; } return *this; } constexpr ModInt &operator-=(const ModInt &rhs) { if(val < rhs.val) { val += MOD; } val -= rhs.val; return *this; } constexpr ModInt &operator*=(const ModInt &rhs) { val = val * rhs.val % MOD; return *this; } constexpr ModInt &operator/=(const ModInt &rhs) { *this *= rhs.inv(); return *this; } constexpr bool operator==(const ModInt &rhs) { return this->val == rhs.val; } constexpr bool operator!=(const ModInt &rhs) { return this->val != rhs.val; } friend constexpr ostream &operator<<(ostream &os, const ModInt<MOD> &x) { return os << x.val; } friend constexpr istream &operator>>(istream &is, ModInt<MOD> &x) { return is >> x.val; } constexpr ModInt inv() const { return ModInt(*this).pow(MOD - 2); } constexpr ModInt pow(ll e) const { u64 x = 1, p = val; while(e > 0) { if(e % 2 == 0) { p = (p * p) % MOD; e /= 2; } else { x = (x * p) % MOD; e--; } } return ModInt(x); } }; using mint = ModInt<MOD>; int main() { ll N, M; cin >> N >> M; vector<ll> V(N), R(M); rep(i, N) cin >> V[i]; rep(i, M) cin >> R[i]; ll A, B; cin >> A >> B; auto vdp = make_vec(100001, mint(0)), rdp = make_vec(100001, mint(0)); vdp[0] = 1, rdp[0] = 1; for(int i = 0; i < N; i++) { auto next = make_vec(100001, mint(0)); for(int j = 0; j < 100001; j++) { if(vdp[j] != 0) { next[j] += vdp[j]; next[j + V[i]] += vdp[j]; } } swap(vdp, next); } for(int i = 0; i < M; i++) { auto next = make_vec(100001, mint(0)); for(int j = 0; j < 100001; j++) { if(rdp[j] != 0) { next[j] += rdp[j]; next[j + R[i]] += rdp[j]; } } swap(rdp, next); } auto vsum = make_vec(100002, mint(0)); rep(i, 100001) { vsum[i + 1] = vsum[i] + vdp[i]; } mint res = 0; for(int i = 1; i <= 100000; i++) { if(rdp[i] != 0) { int left = min(100000LL, i * A); int right = min(100000LL, i * B); res += (vsum[right + 1] - vsum[left]) * rdp[i]; } } cout << res << endl; return 0; }