結果
問題 | No.1036 Make One With GCD 2 |
ユーザー | peroon |
提出日時 | 2020-05-01 03:53:40 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
TLE
|
実行時間 | - |
コード長 | 6,115 bytes |
コンパイル時間 | 2,195 ms |
コンパイル使用メモリ | 186,884 KB |
実行使用メモリ | 30,988 KB |
最終ジャッジ日時 | 2024-06-01 10:21:48 |
合計ジャッジ時間 | 12,940 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge2 |
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テストケース
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testcase_00 | TLE | - |
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ソースコード
#ifdef LOCAL #define _GLIBCXX_DEBUG #define __clock__ #else #pragma GCC optimize("Ofast") #endif #include<bits/stdc++.h> using namespace std; using ll = long long; using ld = long double; using VI = vector<ll>; using VV = vector<VI>; using VS = vector<string>; using PII = pair<ll, ll>; // tourist set template <typename A, typename B> string to_string(pair<A, B> p); template <typename A, typename B, typename C> string to_string(tuple<A, B, C> p); template <typename A, typename B, typename C, typename D> string to_string(tuple<A, B, C, D> p); string to_string(const string& s) { return '"' + s + '"'; } string to_string(const char* s) { return to_string((string) s); } string to_string(bool b) { return (b ? "true" : "false"); } string to_string(vector<bool> v) { bool first = true; string res = "{"; for (int i = 0; i < static_cast<int>(v.size()); i++) { if (!first) { res += ", "; } first = false; res += to_string(v[i]); } res += "}"; return res; } template <size_t N> string to_string(bitset<N> v) { string res = ""; for (size_t i = 0; i < N; i++) { res += static_cast<char>('0' + v[i]); } return res; } template <typename A> string to_string(A v) { bool first = true; string res = "{"; for (const auto &x : v) { if (!first) { res += ", "; } first = false; res += to_string(x); } res += "}"; return res; } template <typename A, typename B> string to_string(pair<A, B> p) { return "(" + to_string(p.first) + ", " + to_string(p.second) + ")"; } template <typename A, typename B, typename C> string to_string(tuple<A, B, C> p) { return "(" + to_string(get<0>(p)) + ", " + to_string(get<1>(p)) + ", " + to_string(get<2>(p)) + ")"; } template <typename A, typename B, typename C, typename D> string to_string(tuple<A, B, C, D> p) { return "(" + to_string(get<0>(p)) + ", " + to_string(get<1>(p)) + ", " + to_string(get<2>(p)) + ", " + to_string(get<3>(p)) + ")"; } void debug_out() { cerr << '\n'; } template <typename Head, typename... Tail> void debug_out(Head H, Tail... T) { cerr << " " << to_string(H); debug_out(T...); } #ifdef LOCAL #define debug(...) cerr << "[" << #__VA_ARGS__ << "]:", debug_out(__VA_ARGS__) #else #define debug(...) 42 #endif // tourist set end 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; } #define FOR(i,a,b) for(ll i=(a);i<(b);++i) #define rep(i,b) FOR(i, 0, b) #define ALL(v) (v).begin(), (v).end() #define p(s) cout<<(s)<<'\n' #define p2(s, t) cout << (s) << " " << (t) << '\n' #define br() p("") #define pn(s) cout << (#s) << " " << (s) << '\n' #define SZ(x) ((int)(x).size()) #define SORT(A) sort(ALL(A)) #define RSORT(A) sort(ALL(A), greater<ll>()) #define MP make_pair #define p_yes() p("Yes") #define p_no() p("No") ll SUM(VI& V){ return accumulate(ALL(V), 0LL); } ll MIN(VI& V){return *min_element(ALL(V));} ll MAX(VI& V){return *max_element(ALL(V));} void print_vector(VI& V){ ll n = V.size(); rep(i, n){ if(i) cout << ' '; cout << V[i]; } cout << endl; } ll gcd(ll a,ll b){ if(b == 0) return a; return gcd(b,a%b); } ll lcm(ll a,ll b){ ll g = gcd(a,b); return a / g * b; } // long double using ld = long double; #define EPS (1e-14) #define equals(a,b) (fabs((a)-(b)) < EPS) void no(){p_no(); exit(0);} void yes(){p_yes(); exit(0);} const ll mod = 1e9 + 7; const ll inf = 1e18; const double PI = acos(-1); // bondさんのセグ木 // https://yukicoder.me/submissions/471309 template<class Monoid> struct SegTree { using Func = function<Monoid(Monoid, Monoid)>; const Func F; const Monoid UNITY; int SIZE_R; vector<Monoid> dat; SegTree(int n, const Func f, const Monoid &unity): F(f), UNITY(unity) { init(n); } void init(int n) { SIZE_R = 1; while (SIZE_R < n) SIZE_R *= 2; dat.assign(SIZE_R * 2, UNITY); } /* set, a is 0-indexed */ void set(int a, const Monoid &v) { dat[a + SIZE_R] = v; } void build() { for (int k = SIZE_R - 1; k > 0; --k) dat[k] = F(dat[k*2], dat[k*2+1]); } /* update a, a is 0-indexed */ void update(int a, const Monoid &v) { int k = a + SIZE_R; dat[k] = v; while (k >>= 1) dat[k] = F(dat[k*2], dat[k*2+1]); } /* get [a, b), a and b are 0-indexed */ Monoid get(int a, int b) { Monoid vleft = UNITY, vright = UNITY; for (int left = a + SIZE_R, right = b + SIZE_R; left < right; left >>= 1, right >>= 1) { if (left & 1) vleft = F(vleft, dat[left++]); if (right & 1) vright = F(dat[--right], vright); } return F(vleft, vright); } inline Monoid operator [] (int a) { return dat[a + SIZE_R]; } /* debug */ void print() { for (int i = 0; i < SIZE_R; ++i) { cout << (*this)[i]; if (i != SIZE_R-1) cout << ","; } cout << endl; } }; int main(){ cin.tie(0); ios::sync_with_stdio(false); // input ll N; cin>>N; VI A(N); rep(i, N) cin >> A[i]; A.push_back(1); // sentinel N++; SegTree<long long> seg(N, [](long long a, long long b) { return gcd(a, b); }, 0); rep(i,N){ seg.set(i, A[i]); } seg.build(); debug(A); debug(N); FOR(start, 0, N){ FOR(j, start+1, N){ ll g = seg.get(start, j); } } ll sum = 0; rep(i,N-1){ if(A[i]==1){ sum += N-1-i; continue; } ll left = i; // gcdが1にならない ll right = N-1; // gcdが絶対1になる while(left+1!=right){ ll center = (left+right)/2; ll g = seg.get(i, center+1); if(g==1){ right = center; }else{ left = center; } } sum += N-1-right; } p(sum); return 0; }