結果
問題 | No.1312 Snake Eyes |
ユーザー | opt |
提出日時 | 2020-12-10 17:34:15 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 58 ms / 2,000 ms |
コード長 | 4,830 bytes |
コンパイル時間 | 2,254 ms |
コンパイル使用メモリ | 203,148 KB |
実行使用メモリ | 5,248 KB |
最終ジャッジ日時 | 2024-11-30 13:06:01 |
合計ジャッジ時間 | 5,474 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge4 |
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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 | 2 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,248 KB |
testcase_02 | AC | 2 ms
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testcase_03 | AC | 2 ms
5,248 KB |
testcase_04 | AC | 2 ms
5,248 KB |
testcase_05 | AC | 2 ms
5,248 KB |
testcase_06 | AC | 2 ms
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testcase_07 | AC | 2 ms
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testcase_08 | AC | 2 ms
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testcase_09 | AC | 2 ms
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testcase_10 | AC | 2 ms
5,248 KB |
testcase_11 | AC | 2 ms
5,248 KB |
testcase_12 | AC | 3 ms
5,248 KB |
testcase_13 | AC | 2 ms
5,248 KB |
testcase_14 | AC | 2 ms
5,248 KB |
testcase_15 | AC | 2 ms
5,248 KB |
testcase_16 | AC | 2 ms
5,248 KB |
testcase_17 | AC | 2 ms
5,248 KB |
testcase_18 | AC | 2 ms
5,248 KB |
testcase_19 | AC | 2 ms
5,248 KB |
testcase_20 | AC | 2 ms
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testcase_21 | AC | 2 ms
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testcase_22 | AC | 3 ms
5,248 KB |
testcase_23 | AC | 2 ms
5,248 KB |
testcase_24 | AC | 2 ms
5,248 KB |
testcase_25 | AC | 2 ms
5,248 KB |
testcase_26 | AC | 2 ms
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testcase_27 | AC | 2 ms
5,248 KB |
testcase_28 | AC | 2 ms
5,248 KB |
testcase_29 | AC | 2 ms
5,248 KB |
testcase_30 | AC | 2 ms
5,248 KB |
testcase_31 | AC | 3 ms
5,248 KB |
testcase_32 | AC | 2 ms
5,248 KB |
testcase_33 | AC | 2 ms
5,248 KB |
testcase_34 | AC | 3 ms
5,248 KB |
testcase_35 | AC | 2 ms
5,248 KB |
testcase_36 | AC | 2 ms
5,248 KB |
testcase_37 | AC | 2 ms
5,248 KB |
testcase_38 | AC | 2 ms
5,248 KB |
testcase_39 | AC | 4 ms
5,248 KB |
testcase_40 | AC | 4 ms
5,248 KB |
testcase_41 | AC | 3 ms
5,248 KB |
testcase_42 | AC | 2 ms
5,248 KB |
testcase_43 | AC | 4 ms
5,248 KB |
testcase_44 | AC | 3 ms
5,248 KB |
testcase_45 | AC | 3 ms
5,248 KB |
testcase_46 | AC | 3 ms
5,248 KB |
testcase_47 | AC | 3 ms
5,248 KB |
testcase_48 | AC | 51 ms
5,248 KB |
testcase_49 | AC | 46 ms
5,248 KB |
testcase_50 | AC | 37 ms
5,248 KB |
testcase_51 | AC | 19 ms
5,248 KB |
testcase_52 | AC | 57 ms
5,248 KB |
testcase_53 | AC | 43 ms
5,248 KB |
testcase_54 | AC | 50 ms
5,248 KB |
testcase_55 | AC | 25 ms
5,248 KB |
testcase_56 | AC | 33 ms
5,248 KB |
testcase_57 | AC | 33 ms
5,248 KB |
testcase_58 | AC | 44 ms
5,248 KB |
testcase_59 | AC | 18 ms
5,248 KB |
testcase_60 | AC | 32 ms
5,248 KB |
testcase_61 | AC | 56 ms
5,248 KB |
testcase_62 | AC | 23 ms
5,248 KB |
testcase_63 | AC | 2 ms
5,248 KB |
testcase_64 | AC | 4 ms
5,248 KB |
testcase_65 | AC | 8 ms
5,248 KB |
testcase_66 | AC | 2 ms
5,248 KB |
testcase_67 | AC | 2 ms
5,248 KB |
testcase_68 | AC | 4 ms
5,248 KB |
testcase_69 | AC | 2 ms
5,248 KB |
testcase_70 | AC | 47 ms
5,248 KB |
testcase_71 | AC | 29 ms
5,248 KB |
testcase_72 | AC | 4 ms
5,248 KB |
testcase_73 | AC | 2 ms
5,248 KB |
testcase_74 | AC | 2 ms
5,248 KB |
testcase_75 | AC | 2 ms
5,248 KB |
testcase_76 | AC | 57 ms
5,248 KB |
testcase_77 | AC | 57 ms
5,248 KB |
testcase_78 | AC | 58 ms
5,248 KB |
testcase_79 | AC | 43 ms
5,248 KB |
testcase_80 | AC | 58 ms
5,248 KB |
testcase_81 | AC | 57 ms
5,248 KB |
testcase_82 | AC | 58 ms
5,248 KB |
testcase_83 | AC | 58 ms
5,248 KB |
testcase_84 | AC | 57 ms
5,248 KB |
testcase_85 | AC | 53 ms
5,248 KB |
testcase_86 | AC | 50 ms
5,248 KB |
testcase_87 | AC | 29 ms
5,248 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; // #include <atcoder/all> // using namespace atcoder; // // input and output of modint // istream &operator>>(istream &is, modint998244353 &a) { long long v; is >> v; a = v; return is; } // ostream &operator<<(ostream &os, const modint998244353 &a) { return os << a.val(); } // istream &operator>>(istream &is, modint1000000007 &a) { long long v; is >> v; a = v; return is; } // ostream &operator<<(ostream &os, const modint1000000007 &a) { return os << a.val(); } // template<int m> istream &operator>>(istream &is, static_modint<m> &a) { long long v; is >> v; a = v; return is; } // template<int m> ostream &operator<<(ostream &os, const static_modint<m> &a) { return os << a.val(); } // template<int m> istream &operator>>(istream &is, dynamic_modint<m> &a) { long long v; is >> v; a = v; return is; } // template<int m> ostream &operator<<(ostream &os, const dynamic_modint<m> &a) { return os << a.val(); } #define rep2(i, m, n) for (int i = (m); i < (n); ++i) #define rep(i, n) rep2(i, 0, n) #define drep2(i, m, n) for (int i = (m)-1; i >= (n); --i) #define drep(i, n) drep2(i, n, 0) #define all(x) (x).begin(), (x).end() #define rall(x) (x).rbegin(), (x).rend() #ifdef LOCAL void debug_out() { cerr << endl; } template <class Head, class... Tail> void debug_out(Head H, Tail... T) { cerr << ' ' << H; debug_out(T...); } #define debug(...) cerr << 'L' << __LINE__ << " [" << #__VA_ARGS__ << "]:", debug_out(__VA_ARGS__) #define dump(x) cerr << 'L' << __LINE__ << " " << #x << " = " << (x) << endl #else #define debug(...) (void(0)) #define dump(x) (void(0)) #endif template<class T> using V = vector<T>; using ll = long long; using ld = long double; using Vi = V<int>; using VVi = V<Vi>; using Vl = V<ll>; using VVl = V<Vl>; using Vd = V<ld>; using VVd = V<Vd>; using Vb = V<bool>; using VVb = V<Vb>; template<class T> using priority_queue_rev = priority_queue<T, vector<T>, greater<T>>; template<class T> vector<T> make_vec(size_t n, T a) { return vector<T>(n, a); } template<class... Ts> auto make_vec(size_t n, Ts... ts) { return vector<decltype(make_vec(ts...))>(n, make_vec(ts...)); } template<class T> inline int sz(const T &x) { return size(x); } template<class T> inline bool chmin(T &a, const T b) { if (a > b) { a = b; return true; } return false; } template<class T> inline bool chmax(T &a, const T b) { if (a < b) { a = b; return true; } return false; } template<class T1, class T2> istream &operator>>(istream &is, pair<T1, T2> &p) { is >> p.first >> p.second; return is; } template<class T1, class T2> ostream &operator<<(ostream &os, const pair<T1, T2> &p) { os << '(' << p.first << ", " << p.second << ')'; return os; } template<class T, size_t n> istream &operator>>(istream &is, array<T, n> &v) { for (auto &e : v) is >> e; return is; } template<class T, size_t n> ostream &operator<<(ostream &os, const array<T, n> &v) { for (auto &e : v) os << e << ' '; return os; } template<class T> istream &operator>>(istream &is, vector<T> &v) { for (auto &e : v) is >> e; return is; } template<class T> ostream &operator<<(ostream &os, const vector<T> &v) { for (auto &e : v) os << e << ' '; return os; } template<class T> inline void deduplicate(vector<T> &a) { sort(all(a)); a.erase(unique(all(a)), a.end()); } template<class T> inline int count_between(const vector<T> &a, T l, T r) { return lower_bound(all(a), r) - lower_bound(all(a), l); } // [l, r) inline ll cDiv(const ll x, const ll y) { return (x+y-1) / y; } // ceil(x/y) inline int fLog2(const ll x) { assert(x > 0); return 63-__builtin_clzll(x); } // floor(log2(x)) inline int cLog2(const ll x) { assert(x > 0); return (x == 1) ? 0 : 64-__builtin_clzll(x-1); } // ceil(log2(x)) inline int popcount(const ll x) { return __builtin_popcountll(x); } inline void fail() { cout << 2 << '\n'; exit(0); } struct fast_ios { fast_ios(){ cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(20); }; } fast_ios_; // const int INF = (1<<30) - 1; // const ll INFll = (1ll<<60) - 1; // const ld EPS = 1e-10; // const ld PI = acos(-1.0); // using mint = modint998244353; // using mint = modint1000000007; // using mint = modint; // using Vm = V<mint>; using VVm = V<Vm>; template<typename T> vector<T> divisor(T n) { vector<T> res; for (T i = 1; i*i <= n; ++i) { T d = n/i; if (d*i != n) continue; res.push_back(i); if (i*i != n) res.push_back(d); } return res; } int main() { ll n; cin >> n; ll ans = n-1; for (auto e : divisor(n)) { ll p = e - 1; if (p < 2) continue; if (n/e < p) chmin(ans, p); } for (ll p = 2; p * p <= n; ++p) { debug(p); for (ll x = 0, y = 1; x < n; y *= p) { x += y; if (n % x == 0 && n/x < p) chmin(ans, p); } } if (n == 1) ans = 2; if (n == 2) ans = 3; cout << ans << '\n'; }