#471286 (C++17) No.1036 Make One With GCD 2

提出ソース

結果

問題	No.1036 Make One With GCD 2
ユーザー	しの
提出日時	2020-04-26 14:32:38
言語	C++17 (gcc 12.3.0 + boost 1.83.0)
結果	AC
実行時間	393 ms / 2,000 ms
コード長	9,678 bytes
コンパイル時間	1,775 ms
コンパイル使用メモリ	134,736 KB
実行使用メモリ	18,812 KB
最終ジャッジ日時	2023-10-14 20:20:40
合計ジャッジ時間	11,324 ms
ジャッジサーバーID （参考情報）	judge13 / judge12

このコードへのチャレンジ
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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	43 ms 8,400 KB
testcase_01	AC	48 ms 6,988 KB
testcase_02	AC	50 ms 18,716 KB
testcase_03	AC	5 ms 4,352 KB
testcase_04	AC	7 ms 5,584 KB
testcase_05	AC	1 ms 4,352 KB
testcase_06	AC	2 ms 4,352 KB
testcase_07	AC	13 ms 4,544 KB
testcase_08	AC	11 ms 4,348 KB
testcase_09	AC	224 ms 6,932 KB
testcase_10	AC	208 ms 6,628 KB
testcase_11	AC	226 ms 6,920 KB
testcase_12	AC	197 ms 6,584 KB
testcase_13	AC	385 ms 6,716 KB
testcase_14	AC	385 ms 6,628 KB
testcase_15	AC	360 ms 6,388 KB
testcase_16	AC	372 ms 6,504 KB
testcase_17	AC	393 ms 6,652 KB
testcase_18	AC	1 ms 4,348 KB
testcase_19	AC	2 ms 4,352 KB
testcase_20	AC	2 ms 4,348 KB
testcase_21	AC	2 ms 4,348 KB
testcase_22	AC	368 ms 6,368 KB
testcase_23	AC	270 ms 5,660 KB
testcase_24	AC	379 ms 6,568 KB
testcase_25	AC	346 ms 6,104 KB
testcase_26	AC	356 ms 6,308 KB
testcase_27	AC	2 ms 4,348 KB
testcase_28	AC	1 ms 4,348 KB
testcase_29	AC	2 ms 4,352 KB
testcase_30	AC	1 ms 4,348 KB
testcase_31	AC	2 ms 4,348 KB
testcase_32	AC	1 ms 4,352 KB
testcase_33	AC	1 ms 4,348 KB
testcase_34	AC	1 ms 4,352 KB
testcase_35	AC	1 ms 4,348 KB
testcase_36	AC	1 ms 4,352 KB
testcase_37	AC	1 ms 4,348 KB
testcase_38	AC	54 ms 18,812 KB
testcase_39	AC	46 ms 6,892 KB
testcase_40	AC	264 ms 5,672 KB
testcase_41	AC	341 ms 7,252 KB
testcase_42	AC	361 ms 6,920 KB
testcase_43	AC	300 ms 11,580 KB
testcase_44	AC	334 ms 9,160 KB

権限があれば一括ダウンロードができます

ソースコード

raw source code

#ifndef LOCAL
#pragma GCC optimize ("O3")
#pragma GCC optimize ("unroll-loops")
#pragma GCC target ("avx")
#endif

#include <vector>
#include <set>
#include <map>
#include <tuple>
#include <queue>
#include <stack>
#include <bitset>
#include <functional>
#include <algorithm>
#include <utility>
#include <numeric>
#include <iostream>
#include <cmath>
#include <cassert>
#include <cstring>

using namespace std;

using ll = long long;
using ull = unsigned long long;
using VI = vector<int>;
using VVI = vector<vector<int>>;
using VLL = vector<ll>;
using VVLL = vector<vector<ll>>;
using VB = vector<bool>;
using PII = pair<int, int>;
using PLL = pair<ll, ll>;
template <typename T>
using minheap = priority_queue<T, vector<T>, greater<T>>;
const int INF = 1000000007;
const ll INF_LL = 1'000'000'000'000'000'007;

#define __overload3(_1, _2, _3, name,...) name
#define rep(...) __overload3(__VA_ARGS__, repFromUntil, repUntil, repeat)(__VA_ARGS__)
#define repeat(times) repFromUntil(_name##__LINE__, 0, times)
#define repUntil(name, times) repFromUntil(name, 0, times)
#define repFromUntil(name, from, until) for (int name = from, name##__until = (until); name < name##__until; name++)
#define repr(...) __overload3(__VA_ARGS__, reprFromUntil, reprUntil, repeat)(__VA_ARGS__)
#define reprUntil(name, times) reprFromUntil(name, 0, times)
#define reprFromUntil(name, from, until) for (int name = (until) - 1, name##__from = (from); name >= name##__from; name--)

#define EXIT(out) do { OUT(out); exit(0); } while (0)

#define all(x) begin(x), end(x)
#define rall(x) rbegin(x), rend(x)

#ifdef LOCAL
#define debug(v) do {debugos << "L" << __LINE__ << " " << #v << " > ";debugos<<(v)<<newl;} while (0)
#define debugv(v) do {debugos << "L" << __LINE__ << " " << #v << " > ";for(auto e:(v)){debugos<<e<<" ";}debugos<<newl;} while (0)
#define debuga(m,w) do {debugos << "L" << __LINE__ << " " << #m << " > ";for(int x=0;x<(w);x++){debugos<<(m)[x]<<" ";}debugos<<newl;} while (0)
#define debugaa(m,h,w) do {debugos << "L" << __LINE__ << " " << #m << " > \n";for(int y=0;y<(h);y++){for(int x=0;x<(w);x++){debugos<<(m)[y][x]<<" ";}debugos<<newl;}} while (0)
#else
#define debug(v) do {v;} while (0)
#define debugv(v) do; while (0)
#define debuga(m,w) do; while (0)
#define debugaa(m,h,w) do; while (0)
#endif

#define newl "\n"

template <typename T, typename U> bool chmin(T& var, U x) {
  if (var > x) {
    var = x;
    return true;
  } else return false;
}

template <typename T, typename U> bool chmax(T& var, U x) {
  if (var < x) {
    var = x;
    return true;
  } else return false;
}

template <typename T> int sgn(T val) { return (T(0) < val) - (val < T(0)); }

ll power(ll e, int t, ll mod = INF_LL) {
  ll res = 1;
  while (t) {
    if (t&1) res = (res * e) % mod;
    t >>= 1;
    e = (e * e) % mod;
  }
  return res;
}

template <typename T> T divceil(T m, T d) {
  assert(m >= 0 and d > 0);
  return (m+d-1)/d;
}

template<typename T>
vector<T> make_v(size_t a, T b) { return vector<T>(a, b); }

template<typename... Ts>
auto make_v(size_t a, Ts... ts) {
  return vector<decltype(make_v(ts...))>(a, make_v(ts...));
}

string operator*(const string& s, int times) {
  string res = "";
  rep(times) res += s;
  return res;
}

struct Edge {
  int to; ll cost;
  Edge(int _to): to(_to), cost(1) {}
  Edge(int _to, ll _cost): to(_to), cost(_cost) {}
  operator int() { return to; }
};

using Graph = vector<vector<Edge>>;

class MyScanner {
public:
  int offset = 0;
  char nc(){
#ifdef LOCAL
    return getchar();
#else
    return getchar_unlocked();
#endif
  }
  template <typename T> void input_integer(T& var) {
    var = 0; T sign = 1;
    int cc = nc();
    for (; cc<'0' || '9'<cc; cc = nc())
      if (cc == '-') sign = -1;
    for (; '0' <= cc && cc <= '9'; cc = nc())
      var = (var << 3) + (var << 1) + cc - '0';
    var = var * sign; var += offset;
  }
  int c() { char c; while (c = nc(), c == ' ' or c == '\n'); return c; }
  MyScanner& operator>>(char& var) { var = c(); return *this; }
  MyScanner& operator>>(int& var) { input_integer<int>(var); return *this; }
  MyScanner& operator>>(ll& var) { input_integer<ll>(var); return *this; }
  MyScanner& operator>>(string& var) {
    var = ""; int cc = nc();
    for (; !isvisiblechar(cc); cc = nc());
    for (; isvisiblechar(cc); cc = nc())
      var.push_back(cc);
    return *this;
  }
  template <typename T>
  operator T() { T x; *this >> x; return x; }
  template <typename T>
  void operator()(T &t) { *this >> t; }
  template <typename T, typename... Ts>
  void operator()(T &t, Ts &...ts) { *this >> t; this->operator()(ts...); }
  template <typename Iter>
  void iter(Iter first, Iter last) { while (first != last) *this >> *first, first++; }
  VI vi(int n) { VI res(n); iter(all(res)); return res; }
  VVI vvi(int n, int m) { VVI res(n); rep(i, n) res[i] = vi(m); return res; }
  VLL vll(int n) { VLL res(n); iter(all(res)); return res; }
  VVLL vvll(int n, int m) { VVLL res(n); rep(i, n) res[i] = vll(m); return res; }
  template <typename T>
  vector<T> v(int n) { vector<T> res(n); iter(all(res)); return res; }
private:
  int isvisiblechar(int c) { return 0x21 <= c && c <= 0x7E; }
} IN, IN1{-1};

class MyPrinter {
public:
  int offset = 0;
  template <typename T>
  void output_integer(T var) {
    var += offset;
    if (var == 0) { putchar('0'); return; }
    if (var < 0) putchar('-'), var = -var;
    char stack[32]; int stack_p = 0;
    while (var) stack[stack_p++] = '0' + (var % 10), var /= 10;
    while (stack_p) putchar(stack[--stack_p]);
  }
  MyPrinter& operator<<(char c) { putchar(c); return *this; }
  MyPrinter& operator<<(double x) { printf("%.10f", x); return *this; }
  template <typename T> MyPrinter& operator<<(T var) { output_integer<T>(var); return *this; }
  MyPrinter& operator<<(char* str_p) { while (*str_p) putchar(*(str_p++)); return *this; }
  MyPrinter& operator<<(const char* str_p) { while (*str_p) putchar(*(str_p++)); return *this; }
  MyPrinter& operator<<(const string& str) {
    const char* p = str.c_str();
    const char* l = p + str.size();
    while (p < l) putchar(*p++);
    return *this;
  }
  template <typename T>
  void operator()(T x) { *this << x << newl; }
  template <typename T, typename... Ts>
  void operator()(T x, Ts ...xs) { *this << x << " "; this->operator()(xs...); }
  template <typename Iter>
  void iter(Iter s, Iter t) {
    if (s == t) *this << "\n";
    else for (; s != t; s++) *this << *s << " \n"[next(s, 1) == t];
  }
  template <typename Range>
  void range(const Range& r) { iter(begin(r), end(r)); }
} OUT, OUT1{1};

class DebugPrint {
public:
  template <typename T>
  DebugPrint& operator <<(const T& v) {
#ifdef LOCAL
    cerr << v;
#endif
    return *this;
  }
} debugos;

template <typename OutStream, typename T, typename U>
OutStream& operator<<(OutStream& out, const pair<T, U>& var) {
  return out << var.first << " " << var.second;
}
template <typename OutStream, typename Tuple, size_t I, size_t N,
          enable_if_t<I == N>* = nullptr>
OutStream& tuple_impl(OutStream& out, const Tuple& var) {
  return out;
}
template <typename OutStream, typename Tuple, size_t I, size_t N,
          enable_if_t<I != N>* = nullptr>
OutStream& tuple_impl(OutStream& out, const Tuple& var) {
  out << get<I>(var) << " ";
  return tuple_impl<OutStream, Tuple, I+1, N>(out, var);
}
template <typename OutStream, typename... Ts>
OutStream& operator<<(OutStream& out, const tuple<Ts...>& var) {
  return tuple_impl<OutStream, tuple<Ts...>, 0, sizeof...(Ts)>(out, var);
}
template <typename InStream, typename T, typename U>
InStream& operator>>(InStream& in, pair<T, U>& var) {
  return in >> var.first >> var.second;
}
template <typename InStream, typename Tuple, size_t I, size_t N,
          enable_if_t<I == N>* = nullptr>
InStream& tuple_impl(InStream& in, Tuple& var) {
  return in;
}
template <typename InStream, typename Tuple, size_t I, size_t N,
          enable_if_t<I != N>* = nullptr>
InStream& tuple_impl(InStream& in, Tuple& var) {
  in >> get<I>(var);
  return tuple_impl<InStream, Tuple, I+1, N>(in, var);
}
template <typename InStream, typename... Ts>
InStream& operator>>(InStream& in, tuple<Ts...>& var) {
  return tuple_impl<InStream, tuple<Ts...>, 0, sizeof...(Ts)>(in, var);
}



template <typename F, typename T = ll>
class Swag {
 private:
  vector<T> L, R;
  vector<T> accL, accR;
  const T unit;
  const F f;

 public:
  Swag(T _unit = T(), F _f = F())
      : L(), R(), accL(), accR(), unit(_unit), f(_f) {}
  template <typename Iter>
  Swag(Iter first, Iter last, T _unit = T(), F _f = F())
      : L(make_reverse_iterator(last), make_reverse_iterator(first)),
        R(), accL(), accR(), unit(_unit), f(_f) {
    buildL();
  }

 public:
  void push(T x) {
    R.push_back(x);
    accR.push_back(accR.empty() ? x : f(accR.back(), x));
  }

  void pop() {
    prepareL();
    L.pop_back();
  }

  T fold() const {
    T res = L.empty() ? unit : accL[L.size()-1];
    if (not R.empty())
      res = res == unit ? accR[R.size()-1] : f(res, accR[R.size()-1]);
    return res;
  }

 private:
  void buildL() {
    accL.resize(L.size());
    if (not accL.empty()) {
      accL[0] = L[0];
      rep(i, 1, accL.size()) accL[i] = f(L[i], accL[i-1]);
    }
  }

  void prepareL() {
    if (L.empty()) {
      reverse(all(R));
      swap(L, R);
      buildL();
      accR.clear();
    }
  }
};


int main() {
  int n = IN;
  auto a = IN.vll(n);
  Swag<decltype(&__gcd<ll>)> swag(0, __gcd);
  ll res = 0;
  int r = 0;
  rep(l, n) {
    while (r <= l) swag.push(a[r++]);
    while (r < n and swag.fold() != 1) swag.push(a[r++]);
    if (swag.fold() == 1) res += n - r + 1;
    swag.pop();
  }
  OUT(res);
}

yukicoder

結果

テストケース

ソースコード