結果
問題 | No.1514 Squared Matching |
ユーザー | Enjapma_kyopro |
提出日時 | 2021-05-21 22:48:42 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
MLE
|
実行時間 | - |
コード長 | 3,671 bytes |
コンパイル時間 | 1,553 ms |
コンパイル使用メモリ | 172,304 KB |
実行使用メモリ | 589,568 KB |
最終ジャッジ日時 | 2024-10-10 09:33:18 |
合計ジャッジ時間 | 47,062 ms |
ジャッジサーバーID (参考情報) |
judge3 / 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 | 3 ms
7,628 KB |
testcase_01 | MLE | - |
testcase_02 | AC | 3 ms
7,760 KB |
testcase_03 | AC | 3 ms
7,628 KB |
testcase_04 | AC | 3 ms
7,628 KB |
testcase_05 | AC | 3 ms
7,628 KB |
testcase_06 | AC | 24 ms
16,340 KB |
testcase_07 | AC | 445 ms
117,196 KB |
testcase_08 | MLE | - |
testcase_09 | AC | 2,185 ms
498,912 KB |
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 | AC | 472 ms
123,960 KB |
testcase_23 | AC | 987 ms
239,192 KB |
testcase_24 | AC | 1,502 ms
357,132 KB |
testcase_25 | AC | 2,076 ms
474,788 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; // using mint = long double; // using mint = modint998244353; // using mint = modint1000000007; typedef long long ll; typedef pair<ll, ll> P; typedef pair<ll, P> T; typedef pair<ll, vector<ll>> Pd; const ll INF = 1e18; const ll fact_table = 320000; priority_queue<ll> pql; priority_queue<P> pqp; // big priority queue priority_queue<ll, vector<ll>, greater<ll>> pqls; priority_queue<P, vector<P>, greater<P>> pqps; // small priority queue // top pop ll dx[8] = {1, 0, -1, 0, 1, 1, -1, -1}; ll dy[8] = {0, 1, 0, -1, -1, 1, 1, -1}; //↓,→,↑,← #define p(x) cout << x << "\n"; #define el cout << "\n"; #define pe(x) cout << x << " "; #define ps(x) cout << fixed << setprecision(25) << x << endl; #define pu(x) cout << (x); #define pb push_back #define lb lower_bound #define ub upper_bound #define pc(x) cout << x << ","; #define rep(i, n) for (ll i = 0; i < (n); i++) #define rep2(i, a, b) for (ll i = a; i <= (b); i++) #define rep3(i, a, b) for (ll i = a; i >= (b); i--) #define all(c) begin(c), end(c) #define sorti(v) sort(all(v)) #define sortd(v) \ sort(all(v)); \ reverse(all(v)); #define SUM(v) accumulate(all(v), 0LL) #define MIN(v) *min_element(all(v)) #define MAX(v) *max_element(all(v)) typedef vector<ll> vec; typedef vector<vector<ll>> mat; // vec v(n) -> 長さnのベクトルを宣言 // mat dp(h, vec(w)) -> h * w の行列を宣言 const ll mod = 1000000007ll; // const ll mod = 998244353ll; ll mypow(ll a, ll b, ll m = mod) { ll x = 1; while (b) { while (!(b & 1)) { (a *= a) %= m; b >>= 1; } (x *= a) %= m; b--; } return x; } vec rv(ll read) { vec res(read); for (int i = 0; i < read; i++) { cin >> res[i]; } return res; } /* ll fact[fact_table + 5], rfact[fact_table + 5]; void c3_init() { fact[0] = rfact[0] = 1; for (ll i = 1; i <= fact_table; i++) { fact[i] = (fact[i - 1] * i) % mod; } rfact[fact_table] = mypow(fact[fact_table], mod - 2, mod); for (ll i = fact_table; i >= 1; i--) { rfact[i - 1] = rfact[i] * i; rfact[i - 1] %= mod; } return; } ll c3(ll n, ll r) { return (((fact[n] * rfact[r]) % mod) * rfact[n - r]) % mod; } */ bool icpc = false; bool multicase = false; ll n; int spf[50000005]; int squ[50000005]; int divu[50000005]; bool solve() { cin >> n; for (int i = 1; i <= n; i++) { spf[i] = i; squ[i] = i; divu[i] = 1; } for (int i = 2; i * i <= n; i++) { if (spf[i] == i) { for (int j = i * i; j <= n; j += i) { if (spf[j] == j) { spf[j] = i; } } } } ll sum = 0; for (int i = 1; i <= n; i++) { ll s = i; ll b = s / spf[s]; if (squ[b] % spf[s] == 0) { squ[i] = squ[b] / spf[s]; divu[i] = divu[b] * spf[s]; } else { squ[i] = squ[b] * spf[s]; divu[i] = divu[b]; } sum += divu[i]; } sum = sum * 2 - n; p(sum); return true; } /* */ int main() { // ios::sync_with_stdio(false); // cin.tie(nullptr); if (icpc) { while (solve()) ; return 0; } ll q, testcase = 1; if (multicase) { cin >> q; } else { q = 1; } while (q--) { // cout << "Case #" << testcase << ": "; solve(); testcase++; } // solve(); return 0; }