結果
問題 |
No.6 使いものにならないハッシュ
|
ユーザー |
![]() |
提出日時 | 2018-03-24 21:46:46 |
言語 | C++14 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 6 ms / 5,000 ms |
コード長 | 2,148 bytes |
コンパイル時間 | 1,282 ms |
コンパイル使用メモリ | 117,944 KB |
実行使用メモリ | 7,808 KB |
最終ジャッジ日時 | 2024-09-16 16:43:20 |
合計ジャッジ時間 | 2,244 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge3 |
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ファイルパターン | 結果 |
---|---|
other | AC * 32 |
ソースコード
# include <iostream> # include <algorithm> #include <array> # include <cassert> #include <cctype> #include <climits> #include <numeric> # include <vector> # include <string> # include <set> # include <map> # include <cmath> # include <iomanip> # include <functional> # include <tuple> # include <utility> # include <stack> # include <queue> # include <list> # include <bitset> # include <complex> # include <chrono> # include <random> # include <limits.h> # include <unordered_map> # include <unordered_set> # include <deque> # include <cstdio> # include <cstring> using namespace std; using LL = long long; using ULL = unsigned long long; constexpr long long MOD = 1000000000 + 7; constexpr long long INF = std::numeric_limits<long long>::max(); const double PI = acos(-1); #define fir first #define sec second typedef pair<LL, LL> Pll; typedef pair<LL, pair<LL, LL>> Ppll; typedef pair<LL, pair<LL, bitset<100001>>> Pbll; typedef pair<LL, pair<LL, vector<LL>>> Pvll; typedef pair<LL, LL> Vec2; struct Tll { LL first, second, third; }; typedef pair<LL, Tll> Ptll; #define rep(i,rept) for(LL i=0;i<rept;i++) #define Mfor(i,mf) for(LL i=mf-1;i>=0;i--) LL h, w, n, m, k, s, t, q, sum, last[10], ans, cnt, a[200010],b[200010], dp[200010]; struct Edge { LL to, cost,mon; }; string str; bool f[200010]; void YN(bool f) { if (f) cout << "YES" << endl; else cout << "NO" << endl; } void yn(bool f) { if (f) cout << "Yes" << endl; else cout << "No" << endl; } vector<Edge>vec[100000]; LL ff(LL x) { if (dp[x] != 0)return dp[x]; if (x / 10 > 0) { LL ss = 0, num = x; while (num > 0) { ss += num % 10; num /= 10; } dp[x] = ff(ss); } else dp[x] = x; return dp[x]; } int main() { cin >> n >> m; f[1] = 1; for (int i = 2; i*i <= m; i++) { if (!f[i]) for (int j = 2; j*i <= m; j++) { f[i*j] = 1; } } for(int i=n;i<=m;i++) if (!f[i]) { a[cnt] = ff(i); b[cnt] = i; cnt++; } rep(i, cnt) { bitset<10>bi = {}; LL j = i; while (j<cnt) { if (bi[a[j]] == 1) break; bi[a[j]] = 1; j++; } if (s <= bi.count()) { s = bi.count(); ans = b[i]; } } cout << ans << endl; return 0; }