結果
問題 | No.1409 Simple Math in yukicoder |
ユーザー | tokusakurai |
提出日時 | 2021-02-26 22:08:57 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,426 bytes |
コンパイル時間 | 2,641 ms |
コンパイル使用メモリ | 212,632 KB |
実行使用メモリ | 6,824 KB |
最終ジャッジ日時 | 2024-10-02 14:59:01 |
合計ジャッジ時間 | 13,014 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
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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 |
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testcase_00 | AC | 2 ms
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testcase_01 | WA | - |
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testcase_59 | WA | - |
ソースコード
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for(int i = 0; i < n; i++) #define rep2(i, x, n) for(int i = x; i <= n; i++) #define rep3(i, x, n) for(int i = x; i >= n; i--) #define each(e, v) for(auto &e: v) #define pb push_back #define eb emplace_back #define all(x) x.begin(), x.end() #define rall(x) x.rbegin(), x.rend() #define sz(x) (int)x.size() using ll = long long; using pii = pair<int, int>; using pil = pair<int, ll>; using pli = pair<ll, int>; using pll = pair<ll, ll>; const int MOD = 1000000007; //const int MOD = 998244353; const int inf = (1<<30)-1; const ll INF = (1LL<<60)-1; template<typename T> bool chmax(T &x, const T &y) {return (x < y)? (x = y, true) : false;}; template<typename T> bool chmin(T &x, const T &y) {return (x > y)? (x = y, true) : false;}; struct io_setup{ io_setup(){ ios_base::sync_with_stdio(false); cin.tie(NULL); cout << fixed << setprecision(15); } } io_setup; struct Random_Number_Generator{ mt19937_64 mt; Random_Number_Generator() : mt(chrono::steady_clock::now().time_since_epoch().count()) {} int64_t operator () (int64_t l, int64_t r){ //[l,r)で乱数発生 uniform_int_distribution<int64_t> dist(l, r-1); return dist(mt); } int64_t operator () (int64_t r){ //[0,r)で乱数発生 return (*this)(0, r); } }; long long modpow(long long x, long long n, const int &m){ long long ret = 1; for(; n > 0; n >>= 1, x *= x, x %= m){ if(n&1) ret *= x, ret %= m; } return ret; } template<typename T> T Euler_Totient(T m){ //オイラーのφ関数(xとmが互いに素ならば、x^φ(m)≡1(mod m)) T ret = m; for(T i = 2; i*i <= m; i++){ if(m%i == 0) ret /= i, ret *= i-1; while(m%i == 0) m /= i; } if(m > 1) ret /= m, ret *= m-1; return ret; } int modlog(const int &x, long long y, const int &m){ //x^k=y(mod m)となる最小の非負整数k(xとmは互いに素) unordered_map<int, int> mp; int n = 0; long long now = 1; for(; n*n < m; n++){ if(!mp.count(now)) mp[now] = n; now *= x, now %= m; } now = modpow(now, Euler_Totient(m)-1, m); for(int i = 0; i < n; i++){ if(mp.count(y)) return n*i+mp[y]; y *= now, y %= m; } return -1; } template<typename T> T order(T x, const T &m){ //x^k=1(mod m)となる最小の正整数k(xとmは互いに素) T n = Euler_Totient(m); vector<T> ds; for(T i = 1; i*i <= n; i++){ if(n%i == 0) ds.push_back(i), ds.push_back(n/i); } sort(begin(ds), end(ds)); for(auto &e: ds){ if(modpow(x, e, m) == 1) return e; } return -1; } template<typename T> T primitive_root(const T &m){ //素数mの原始根 vector<T> ds; for(T i = 1; i*i <= m-1; i++){ if((m-1)%i == 0) ds.push_back(i), ds.push_back((m-1)/i); } sort(begin(ds), end(ds)); Random_Number_Generator rnd; while(true){ T r = rnd(1, m); for(auto &e: ds){ if(e == m-1) return r; if(modpow(r, e, m) == 1) break; } } } int main(){ int T; cin >> T; while(T--){ int v, x; cin >> v >> x; int m = x*v+1; int r = primitive_root(m); int a = modpow(r, v, m); int now = 1; rep(i, x){ cout << now << (i == x-1? '\n' : ' '); now *= a, now %= m; } } }