結果
問題 | No.1043 直列大学 |
ユーザー | gyouzasushi |
提出日時 | 2020-05-01 23:06:40 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 237 ms / 2,000 ms |
コード長 | 5,681 bytes |
コンパイル時間 | 2,207 ms |
コンパイル使用メモリ | 219,232 KB |
実行使用メモリ | 209,768 KB |
最終ジャッジ日時 | 2024-06-02 03:07:49 |
合計ジャッジ時間 | 9,898 ms |
ジャッジサーバーID (参考情報) |
judge4 / 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 | 195 ms
209,768 KB |
testcase_01 | AC | 191 ms
209,636 KB |
testcase_02 | AC | 192 ms
209,636 KB |
testcase_03 | AC | 192 ms
209,764 KB |
testcase_04 | AC | 193 ms
209,636 KB |
testcase_05 | AC | 189 ms
209,640 KB |
testcase_06 | AC | 193 ms
209,636 KB |
testcase_07 | AC | 193 ms
209,636 KB |
testcase_08 | AC | 189 ms
209,636 KB |
testcase_09 | AC | 214 ms
209,640 KB |
testcase_10 | AC | 216 ms
209,764 KB |
testcase_11 | AC | 229 ms
209,760 KB |
testcase_12 | AC | 236 ms
209,636 KB |
testcase_13 | AC | 230 ms
209,636 KB |
testcase_14 | AC | 226 ms
209,636 KB |
testcase_15 | AC | 233 ms
209,636 KB |
testcase_16 | AC | 227 ms
209,636 KB |
testcase_17 | AC | 228 ms
209,632 KB |
testcase_18 | AC | 223 ms
209,636 KB |
testcase_19 | AC | 237 ms
209,636 KB |
testcase_20 | AC | 226 ms
209,768 KB |
testcase_21 | AC | 223 ms
209,636 KB |
testcase_22 | AC | 229 ms
209,636 KB |
testcase_23 | AC | 232 ms
209,764 KB |
testcase_24 | AC | 226 ms
209,636 KB |
testcase_25 | AC | 226 ms
209,636 KB |
testcase_26 | AC | 228 ms
209,636 KB |
testcase_27 | AC | 202 ms
209,636 KB |
testcase_28 | AC | 222 ms
209,764 KB |
testcase_29 | AC | 199 ms
209,636 KB |
testcase_30 | AC | 218 ms
209,764 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define rrep(i, n) for (int i = (int)(n - 1); i >= 0; i--) #define all(x) (x).begin(), (x).end() #define sz(x) int(x.size()) #define get_unique(x) x.erase(unique(all(x)), x.end()); typedef long long ll; typedef complex<double> Complex; const int INF = 1e9; const ll MOD = 1e9 + 7; const ll LINF = 1e18; 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 (b < a) { a = b; return 1; } return 0; } template <class T> vector<T> make_vec(size_t a) { return vector<T>(a); } 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...)); } template <typename T> ostream& operator<<(ostream& os, vector<T> v) { for (int i = 0; i < sz(v); i++) { os << v[i]; if (i < sz(v) - 1) os << " "; } return os; } struct modint { ll x; constexpr modint(ll x = 0) : x((x % MOD + MOD) % MOD) { } constexpr ll value() const { return x; } constexpr modint operator-() const { return modint(-x); } constexpr modint& operator+=(const modint a) { if ((x += a.x) >= MOD) x -= MOD; return *this; } constexpr modint& operator-=(const modint a) { if ((x += MOD - a.x) >= MOD) x -= MOD; return *this; } constexpr modint& operator*=(const modint a) { (x *= a.x) %= MOD; return *this; } constexpr modint operator+(const modint a) const { modint res(*this); return res += a; } constexpr modint operator-(const modint a) const { modint res(*this); return res -= a; } constexpr modint operator*(const modint a) const { modint res(*this); return res *= a; } constexpr modint pow(ll t) const { if (t == 0) return 1; modint a = pow(t >> 1); a *= a; if (t % 2 == 1) a *= *this; return a; } constexpr modint inv() const { return pow(MOD - 2); } constexpr modint& operator/=(const modint a) { return (*this) *= a.inv(); } constexpr modint operator/(const modint a) const { modint res(*this); return res /= a; } }; ostream& operator<<(ostream& os, const modint& x) { os << x.value(); return os; } struct combination { vector<modint> fact, ifact; combination(int n) : fact(n + 1), ifact(n + 1) { assert(n < MOD); fact[0] = 1; for (int i = 1; i <= n; i++) { fact[i] = fact[i - 1] * i; } ifact[n] = fact[n].inv(); for (int i = n; i >= 1; i--) { ifact[i - 1] = ifact[i] * i; } } modint operator()(int n, int k) { if (n < k || k < 0) return 0; return fact[n] * ifact[k] * ifact[n - k]; } modint h(int n, int k) { n += k - 1; if (k < 0 || k > n) return 0; return fact[n] * ifact[k] * ifact[n - k]; } } comb(2002002); template <typename T> struct SegmentTree { int n; vector<T> node; T calc(T a, T b) { return a + b; // return min(a, b); // return max(a, b); } T e = 0; SegmentTree(vector<T> v) { int sz = v.size(); n = 1; while (n < sz) { n *= 2; } node.resize(2 * n - 1, e); for (int i = 0; i < sz; i++) { node[i + n - 1] = v[i]; } for (int i = n - 2; i >= 0; i--) { node[i] = calc(node[2 * i + 1], node[2 * i + 2]); } } SegmentTree(int sz) { n = 1; while (n < sz) { n *= 2; } node.resize(2 * n - 1, e); } void update(int x, T val) { x = n + x - 1; node[x] = val; while (x > 0) { x = (x - 1) / 2; node[x] = calc(node[2 * x + 1], node[2 * x + 2]); } } void add(int x, T val) { x = n + x - 1; node[x] += val; while (x > 0) { x = (x - 1) / 2; node[x] = calc(node[2 * x + 1], node[2 * x + 2]); } } T query(int a, int b, int k = 0, int l = 0, int r = -1) { if (r < 0) r = n; if (r <= a || b <= l) return e; if (a <= l && r <= b) return node[k]; T vl = query(a, b, 2 * k + 1, l, (l + r) / 2); T vr = query(a, b, 2 * k + 2, (l + r) / 2, r); return calc(vl, vr); } T at(int x) { return node[n + x - 1]; } }; int main() { int 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 dpv = make_vec<modint>(110, 100100); dpv[0][0] = 1; for (int i = 0; i < n; i++) { for (int j = 0; j < 100100; j++) { if (j + v[i] < 100100) dpv[i + 1][j + v[i]] += dpv[i][j]; dpv[i + 1][j] += dpv[i][j]; } } auto dpr = make_vec<modint>(110, 100100); dpr[0][0] = 1; for (int i = 0; i < m; i++) { for (int j = 0; j < 100100; j++) { if (j + r[i] < 100100) dpr[i + 1][j + r[i]] += dpr[i][j]; dpr[i + 1][j] += dpr[i][j]; } } dpv[n][0] = dpr[m][0] = 0; modint ans = 0; SegmentTree<modint> segt(dpr[m]); for (int j = 0; j < 100100; j++) { int x = (j % b == 0 ? j / b : j / b + 1); int y = j / a + 1; ans += dpv[n][j] * (segt.query(x, 100100) - segt.query(y, 100100)); } cout << ans << endl; }