結果
問題 | No.1331 Moving Penguin |
ユーザー | Chanyuh |
提出日時 | 2021-01-09 11:43:07 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
MLE
|
実行時間 | - |
コード長 | 9,330 bytes |
コンパイル時間 | 1,495 ms |
コンパイル使用メモリ | 135,608 KB |
実行使用メモリ | 1,408,028 KB |
最終ジャッジ日時 | 2024-11-17 14:06:00 |
合計ジャッジ時間 | 69,980 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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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 | 880 ms
77,600 KB |
testcase_01 | AC | 12 ms
309,772 KB |
testcase_02 | AC | 11 ms
16,292 KB |
testcase_03 | AC | 11 ms
496,232 KB |
testcase_04 | MLE | - |
testcase_05 | MLE | - |
testcase_06 | MLE | - |
testcase_07 | MLE | - |
testcase_08 | MLE | - |
testcase_09 | MLE | - |
testcase_10 | MLE | - |
testcase_11 | MLE | - |
testcase_12 | MLE | - |
testcase_13 | MLE | - |
testcase_14 | MLE | - |
testcase_15 | MLE | - |
testcase_16 | MLE | - |
testcase_17 | MLE | - |
testcase_18 | MLE | - |
testcase_19 | MLE | - |
testcase_20 | MLE | - |
testcase_21 | MLE | - |
testcase_22 | MLE | - |
testcase_23 | MLE | - |
testcase_24 | MLE | - |
testcase_25 | MLE | - |
testcase_26 | MLE | - |
testcase_27 | MLE | - |
testcase_28 | MLE | - |
testcase_29 | MLE | - |
testcase_30 | TLE | - |
testcase_31 | TLE | - |
testcase_32 | TLE | - |
testcase_33 | TLE | - |
testcase_34 | TLE | - |
testcase_35 | MLE | - |
testcase_36 | MLE | - |
testcase_37 | MLE | - |
testcase_38 | TLE | - |
testcase_39 | MLE | - |
testcase_40 | TLE | - |
testcase_41 | MLE | - |
testcase_42 | MLE | - |
testcase_43 | MLE | - |
testcase_44 | MLE | - |
testcase_45 | MLE | - |
testcase_46 | MLE | - |
testcase_47 | MLE | - |
testcase_48 | MLE | - |
ソースコード
#include<iostream> #include<array> #include<string> #include<cstdio> #include<vector> #include<cmath> #include<algorithm> #include<functional> #include<iomanip> #include<queue> #include<ciso646> #include<random> #include<map> #include<set> #include<complex> #include<bitset> #include<stack> #include<unordered_map> #include<utility> #include<tuple> #include<cassert> using namespace std; typedef long long ll; typedef unsigned int ui; const ll mod = 1000000007; const ll INF = (ll)1000000007 * 1000000007; typedef pair<int, int> P; #define stop char nyaa;cin>>nyaa; #define rep(i,n) for(int i=0;i<n;i++) #define per(i,n) for(int i=n-1;i>=0;i--) #define Rep(i,sta,n) for(int i=sta;i<n;i++) #define Per(i,sta,n) for(int i=n-1;i>=sta;i--) #define rep1(i,n) for(int i=1;i<=n;i++) #define per1(i,n) for(int i=n;i>=1;i--) #define Rep1(i,sta,n) for(int i=sta;i<=n;i++) typedef long double ld; const ld eps = 1e-8; const ld pi = acos(-1.0); typedef pair<ll, ll> LP; int dx[4]={1,-1,0,0}; int dy[4]={0,0,1,-1}; 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 S, S (*op)(S, S), S (*e)(), class F, S (*mapping)(F, S), F (*composition)(F, F), F (*id)()> struct LazySegmentTree {// (*composition)は前が新たな作用素 public: LazySegmentTree() : LazySegmentTree(0) {} LazySegmentTree(int n) : LazySegmentTree(std::vector<S>(n, e())) {} LazySegmentTree(const std::vector<S>& v) : _n(int(v.size())) { log = ceil_pow2(_n); size = 1 << log; d = std::vector<S>(2 * size, e()); lz = std::vector<F>(size, id()); for (int i = 0; i < _n; i++) d[size + i] = v[i]; for (int i = size - 1; i >= 1; i--) { update_(i); } } void set(int p, S x) { assert(0 <= p && p < _n); p += size; for (int i = log; i >= 1; i--) push(p >> i); d[p] = x; for (int i = 1; i <= log; i++) update_(p >> i); } S get(int p) { assert(0 <= p && p < _n); p += size; for (int i = log; i >= 1; i--) push(p >> i); return d[p]; } S query(int l, int r) { assert(0 <= l && l <= r && r <= _n); if (l == r) return e(); l += size; r += size; for (int i = log; i >= 1; i--) { if (((l >> i) << i) != l) push(l >> i); if (((r >> i) << i) != r) push(r >> i); } S sml = e(), smr = e(); while (l < r) { if (l & 1) sml = op(sml, d[l++]); if (r & 1) smr = op(d[--r], smr); l >>= 1; r >>= 1; } return op(sml, smr); } S all_query() { return d[1]; } void update(int p, F f) { assert(0 <= p && p < _n); p += size; for (int i = log; i >= 1; i--) push(p >> i); d[p] = mapping(f, d[p]); for (int i = 1; i <= log; i++) update_(p >> i); } void update(int l, int r, F f) { assert(0 <= l && l <= r && r <= _n); if (l == r) return; l += size; r += size; for (int i = log; i >= 1; i--) { if (((l >> i) << i) != l) push(l >> i); if (((r >> i) << i) != r) push((r - 1) >> i); } { int l2 = l, r2 = r; while (l < r) { if (l & 1) all_apply(l++, f); if (r & 1) all_apply(--r, f); l >>= 1; r >>= 1; } l = l2; r = r2; } for (int i = 1; i <= log; i++) { if (((l >> i) << i) != l) update_(l >> i); if (((r >> i) << i) != r) update_((r - 1) >> i); } } template <bool (*g)(S)> int max_right(int l) { return max_right(l, [](S x) { return g(x); }); } template <class G> int max_right(int l, G g) { assert(0 <= l && l <= _n); assert(g(e())); if (l == _n) return _n; l += size; for (int i = log; i >= 1; i--) push(l >> i); S sm = e(); do { while (l % 2 == 0) l >>= 1; if (!g(op(sm, d[l]))) { while (l < size) { push(l); l = (2 * l); if (g(op(sm, d[l]))) { sm = op(sm, d[l]); l++; } } return l - size; } sm = op(sm, d[l]); l++; } while ((l & -l) != l); return _n; } template <bool (*g)(S)> int min_left(int r) { return min_left(r, [](S x) { return g(x); }); } template <class G> int min_left(int r, G g) { assert(0 <= r && r <= _n); assert(g(e())); if (r == 0) return 0; r += size; for (int i = log; i >= 1; i--) push((r - 1) >> i); S sm = e(); do { r--; while (r > 1 && (r % 2)) r >>= 1; if (!g(op(d[r], sm))) { while (r < size) { push(r); r = (2 * r + 1); if (g(op(d[r], sm))) { sm = op(d[r], sm); r--; } } return r + 1 - size; } sm = op(d[r], sm); } while ((r & -r) != r); return 0; } private: int _n, size, log; std::vector<S> d; std::vector<F> lz; void update_(int k) { d[k] = op(d[2 * k], d[2 * k + 1]); } void all_apply(int k, F f) { d[k] = mapping(f, d[k]); if (k < size) lz[k] = composition(f, lz[k]); } void push(int k) { all_apply(2 * k, lz[k]); all_apply(2 * k + 1, lz[k]); lz[k] = id(); } int ceil_pow2(int n) { int x = 0; while ((1U << x) < (unsigned int)(n)) x++; return x; } }; template<int mod> struct ModInt { long long x; static constexpr int MOD = mod; ModInt() : x(0) {} ModInt(long long y) : x(y >= 0 ? y % mod : (mod - (-y) % mod) % mod) {} explicit operator int() const {return x;} ModInt &operator+=(const ModInt &p) { if((x += p.x) >= mod) x -= mod; return *this; } ModInt &operator-=(const ModInt &p) { if((x += mod - p.x) >= mod) x -= mod; return *this; } ModInt &operator*=(const ModInt &p) { x = (int)(1LL * x * p.x % mod); return *this; } ModInt &operator/=(const ModInt &p) { *this *= p.inverse(); return *this; } ModInt operator-() const { return ModInt(-x); } ModInt operator+(const ModInt &p) const { return ModInt(*this) += p; } ModInt operator-(const ModInt &p) const { return ModInt(*this) -= p; } ModInt operator*(const ModInt &p) const { return ModInt(*this) *= p; } ModInt operator/(const ModInt &p) const { return ModInt(*this) /= p; } ModInt operator%(const ModInt &p) const { return ModInt(0); } bool operator==(const ModInt &p) const { return x == p.x; } bool operator!=(const ModInt &p) const { return x != p.x; } ModInt inverse() const{ int a = x, b = mod, u = 1, v = 0, t; while(b > 0) { t = a / b; a -= t * b; swap(a, b); u -= t * v; swap(u, v); } return ModInt(u); } ModInt power(long long n) const { ModInt ret(1), mul(x); while(n > 0) { if(n & 1) ret *= mul; mul *= mul; n >>= 1; } return ret; } ModInt power(const ModInt p) const{ return ((ModInt)x).power(p.x); } friend ostream &operator<<(ostream &os, const ModInt<mod> &p) { return os << p.x; } friend istream &operator>>(istream &is, ModInt<mod> &a) { long long x; is >> x; a = ModInt<mod>(x); return (is); } }; using modint = ModInt<mod>; struct node{ modint Z;int num; node(){} node(modint Z,int num):Z(Z),num(num){} }; node f(node a,node b){return {a.Z+b.Z,a.num+b.num};} node e(){return {0,0};} node g(modint a,node b){return {a*b.num+b.Z,b.num};} modint h(modint a,modint b){return a+b;} modint id(){return 0;} int n,m=155; int a[100010]; LazySegmentTree<node,f,e,modint,g,h,id> seg[160][160]; modint dp[100010]; void solve(){ cin >> n; rep(i,n) cin >> a[i+1]; Rep(i,1,m){ rep(j,i){ seg[i][j]=LazySegmentTree<node,f,e,modint,g,h,id>(vector<node>(n/i+4,{0,1})); } } dp[1]=1; Rep(i,1,n+1){ Rep(j,1,m){ //cout << i << " " << j << " " << i%j << " " << i/j << " " << seg[j][i%j].get(i/j).Z << endl; dp[i]+=seg[j][i%j].get(i/j).Z; } //cout << dp[i] << endl; if(a[i]!=1)dp[i+1]+=dp[i]; if(a[i]<m){ seg[a[i]][i%a[i]].update(i/a[i]+1,n/a[i]+4,dp[i]); } else{ for(int j=i+a[i];j<=n;j+=a[i]){ dp[j]+=dp[i]; } } } cout << dp[n] << endl; } int main(){ ios::sync_with_stdio(false); cin.tie(0); cout << fixed << setprecision(50); solve(); }