結果
問題 | No.1036 Make One With GCD 2 |
ユーザー | polylogK |
提出日時 | 2020-04-24 23:12:45 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 1,269 ms / 2,000 ms |
コード長 | 3,589 bytes |
コンパイル時間 | 1,753 ms |
コンパイル使用メモリ | 173,476 KB |
実行使用メモリ | 15,568 KB |
最終ジャッジ日時 | 2024-09-16 13:31:22 |
合計ジャッジ時間 | 18,190 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge3 |
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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 | 574 ms
15,488 KB |
testcase_01 | AC | 194 ms
15,488 KB |
testcase_02 | AC | 309 ms
15,568 KB |
testcase_03 | AC | 56 ms
8,832 KB |
testcase_04 | AC | 100 ms
14,208 KB |
testcase_05 | AC | 2 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | AC | 77 ms
9,068 KB |
testcase_08 | AC | 64 ms
8,832 KB |
testcase_09 | AC | 365 ms
15,360 KB |
testcase_10 | AC | 340 ms
15,104 KB |
testcase_11 | AC | 372 ms
15,384 KB |
testcase_12 | AC | 343 ms
15,104 KB |
testcase_13 | AC | 543 ms
15,272 KB |
testcase_14 | AC | 548 ms
15,380 KB |
testcase_15 | AC | 515 ms
15,104 KB |
testcase_16 | AC | 519 ms
15,064 KB |
testcase_17 | AC | 533 ms
15,192 KB |
testcase_18 | AC | 2 ms
5,376 KB |
testcase_19 | AC | 3 ms
5,376 KB |
testcase_20 | AC | 3 ms
5,376 KB |
testcase_21 | AC | 3 ms
5,376 KB |
testcase_22 | AC | 507 ms
14,976 KB |
testcase_23 | AC | 373 ms
14,080 KB |
testcase_24 | AC | 528 ms
15,232 KB |
testcase_25 | AC | 481 ms
14,780 KB |
testcase_26 | AC | 506 ms
14,976 KB |
testcase_27 | AC | 2 ms
5,376 KB |
testcase_28 | AC | 2 ms
5,376 KB |
testcase_29 | AC | 2 ms
5,376 KB |
testcase_30 | AC | 2 ms
5,376 KB |
testcase_31 | AC | 2 ms
5,376 KB |
testcase_32 | AC | 2 ms
5,376 KB |
testcase_33 | AC | 2 ms
5,376 KB |
testcase_34 | AC | 2 ms
5,376 KB |
testcase_35 | AC | 2 ms
5,376 KB |
testcase_36 | AC | 2 ms
5,376 KB |
testcase_37 | AC | 2 ms
5,376 KB |
testcase_38 | AC | 319 ms
15,416 KB |
testcase_39 | AC | 1,269 ms
15,448 KB |
testcase_40 | AC | 374 ms
14,080 KB |
testcase_41 | AC | 799 ms
15,488 KB |
testcase_42 | AC | 798 ms
15,488 KB |
testcase_43 | AC | 735 ms
15,488 KB |
testcase_44 | AC | 776 ms
15,456 KB |
ソースコード
#include <bits/stdc++.h> using namespace std::literals::string_literals; using i64 = std::int_fast64_t; using std::cout; using std::endl; using std::cin; template<typename T> std::vector<T> make_v(size_t a){return std::vector<T>(a);} template<typename T,typename... Ts> auto make_v(size_t a,Ts... ts){ return std::vector<decltype(make_v<T>(ts...))>(a,make_v<T>(ts...)); } #ifndef INCLUDED_SEGMENT_TREE_HPP #define INCLUDED_SEGMENT_TREE_HPP #include <cstdint> #include <vector> #include <functional> template<class Monoid> class segment_tree { public: using T = typename Monoid::value_type; using size_type = std::uint_fast32_t; using updator = std::function<T(T)>; using checker = std::function<bool(T)>; private: const size_type size_; size_type height_; public: std::vector<T> data; private: const size_type get_height(size_type size) const { size_type height = 1; while(1 << height <= size) height++; return height; } const size_type base_size() const { return 1 << height_; } void meld(size_type index) { data[index] = Monoid::operation(data[index << 1 ^ 0], data[index << 1 ^ 1]); } public: segment_tree() = default; segment_tree(segment_tree&&) = default; segment_tree(const segment_tree&) = default; segment_tree(size_type size) : size_(size) { height_ = get_height(size); data.assign(base_size() << 1, T{}); } T fold(size_type left, size_type right) { T l_value = T{}; T r_value = T{}; for(left += base_size(), right += base_size(); left < right; left >>= 1, right >>= 1) { if(left & 1) l_value = Monoid::operation(l_value, data[left++]); if(right & 1) r_value = Monoid::operation(data[--right], r_value); } return Monoid::operation(std::move(l_value), std::move(r_value)); } void update(size_type index, const updator& update) { index += base_size(); data[index] = update(data[index]); while(index >>= 1) meld(index); } void update(size_type index, const T& value) { update(index, [&value](const T& x) { return Monoid::operation(x, value); }); } void change(size_type index, const T& value) { update(index, [&value](const T& x) { return value; }); } const size_type search(size_type left, const checker& check) { T val = T{}; size_type k = left + base_size(); while(true) { if(check(Monoid::operation(val, data[k]))) { val = Monoid::operation(val, data[k]); if(k & 1) { if((k + 1) & k) k = (k + 1) >> 1; else return size(); } else { k = k + 1; } } else { if(k < base_size()) { k = k << 1 ^ 0; } else { return k - base_size(); } } } } const T operator[](size_type index) const { return data[index + base_size()]; } const size_type size() const { return size_; } const bool empty() const { return data.empty(); } }; template<class T> struct monoid { using value_type = T; static value_type operation(const value_type& a, const value_type& b) { return a + b; }; }; // @docs docs/segment_tree.md #endif struct node { i64 val; node(i64 val = 0): val(val) {} node operator+(const node& r) const { return node(std::__gcd(val, r.val)); } }; int main() { int n; scanf("%d", &n); std::vector<i64> a(n); for(int i = 0; i < n; i++) scanf("%lld", &a[i]); segment_tree<monoid<node>> seg(n); for(int i = 0; i < n; i++) seg.change(i, a[i]); i64 now = 0, ans = 0; for(int i = 0, left = 1; i < n; i++) { left = std::max(left, i + 1); now = seg.fold(i, left).val; while(left < n and now != 1) now = std::__gcd(now, a[left++]); if(now == 1) ans += n - left + 1; } printf("%lld\n", ans); return 0; }