結果
問題 | No.1514 Squared Matching |
ユーザー | ir5 |
提出日時 | 2024-06-22 01:39:59 |
言語 | C++23(gcc13) (gcc 13.2.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 732 ms / 4,000 ms |
コード長 | 2,738 bytes |
コンパイル時間 | 2,372 ms |
コンパイル使用メモリ | 140,416 KB |
実行使用メモリ | 394,004 KB |
最終ジャッジ日時 | 2024-06-22 01:40:17 |
合計ジャッジ時間 | 14,808 ms |
ジャッジサーバーID (参考情報) |
judge1 / 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 | 1 ms
6,816 KB |
testcase_01 | AC | 726 ms
393,820 KB |
testcase_02 | AC | 2 ms
6,944 KB |
testcase_03 | AC | 2 ms
6,944 KB |
testcase_04 | AC | 2 ms
6,940 KB |
testcase_05 | AC | 2 ms
6,940 KB |
testcase_06 | AC | 11 ms
9,296 KB |
testcase_07 | AC | 122 ms
77,884 KB |
testcase_08 | AC | 732 ms
379,596 KB |
testcase_09 | AC | 551 ms
332,504 KB |
testcase_10 | AC | 693 ms
359,732 KB |
testcase_11 | AC | 672 ms
374,636 KB |
testcase_12 | AC | 635 ms
385,088 KB |
testcase_13 | AC | 686 ms
390,084 KB |
testcase_14 | AC | 655 ms
392,268 KB |
testcase_15 | AC | 689 ms
393,200 KB |
testcase_16 | AC | 650 ms
393,524 KB |
testcase_17 | AC | 668 ms
393,880 KB |
testcase_18 | AC | 667 ms
394,004 KB |
testcase_19 | AC | 689 ms
393,796 KB |
testcase_20 | AC | 657 ms
393,912 KB |
testcase_21 | AC | 677 ms
393,960 KB |
testcase_22 | AC | 124 ms
81,348 KB |
testcase_23 | AC | 256 ms
159,420 KB |
testcase_24 | AC | 394 ms
237,584 KB |
testcase_25 | AC | 522 ms
315,808 KB |
ソースコード
#include <algorithm> #include <cassert> #include <cstdio> #include <cstdlib> #include <cstring> #include <cmath> #include <iostream> #include <numeric> #include <vector> #include <map> #include <set> #include <queue> #include <functional> #include <iomanip> using namespace std; using ll = long long; class range {private: struct I{int x;int operator*(){return x;}bool operator!=(I& lhs){return x<lhs.x;}void operator++(){++x;}};I i,n; public:range(int n_):i({0}),n({n_}){}range(int i_,int n_):i({i_}),n({n_}){}I& begin(){return i;}I& end(){return n;}}; template<typename T, typename U> ostream& operator<<(ostream& os, const pair<T, U>& p){ return os << "{" << p.first << ", " << p.second << "}"; } template<typename T> ostream& operator<<(ostream& os, const vector<T>& obj) { os << "{"; for (const auto& e : obj) os << e << ", "; return os << "}"; } template<typename T> ostream& operator<<(ostream& os, const set<T>& obj) { os << "set{"; for (const auto& e : obj) os << e << ", "; return os << "}"; } template<typename T, typename U> ostream& operator<<(ostream& os, const map<T, U>& obj) { os << "map{"; for (const auto& e : obj) os << e << ", "; return os << "}"; } template<typename T> void take(vector<T>& vec, int n) { vec.resize(n); for (int i = 0; i < n; ++i) cin >> vec[i]; } #ifdef ONLINE_JUDGE #define dump(expr) ; #else #define dump(expr) { cerr << "\033[33m#L" << __LINE__ << ": " << expr << "\033[39m" << endl; } #endif namespace solver { template<typename T1, typename T2> struct In2 { T1 a; T2 b; friend std::istream& operator>>(std::istream& is, In2& obj) { T1 t1; T2 t2; is >> t1 >> t2; obj = {t1, t2}; return is; } }; template<typename T1, typename T2, typename T3> struct In3 { T1 a; T2 b; T3 c; friend std::istream& operator>>(std::istream& is, In3& obj) { T1 t1; T2 t2; T3 t3; is >> t1 >> t2 >> t3; obj = {t1, t2, t3}; return is; } }; int n; void read() { cin >> n; } using RetType = ll; RetType run() { vector<int> vd(n + 1); for (int i : range(n + 1)) vd[i] = i; for (int f = sqrt(n) + 1; f >= 2; --f) { int f2 = f * f; for (int i = f2; i <= n; i += f2) { if (vd[i] % f2 == 0) vd[i] /= f2; } } vector<int> cnt(n + 1); for (int i : range(1, n + 1)) cnt[vd[i]]++; ll res = 0; for (int i : range(1, n + 1)) if (cnt[i]) { ll c = cnt[i]; res += c * c; } return res; } } // namespace template <typename F> void run(F f) { if constexpr (std::is_same_v<decltype(f()), void>) f(); else cout << f() << endl; } int main(int argc, char** argv) { cerr << fixed << setprecision(12); cout << fixed << setprecision(12); int testcase = 1; if (argc > 1) testcase = atoi(argv[1]); while (testcase--) { solver::read(); } run(solver::run); }