結果
問題 | No.2954 Calculation of Exponentiation |
ユーザー |
👑 ![]() |
提出日時 | 2024-11-08 21:37:32 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 3 ms / 2,000 ms |
コード長 | 2,909 bytes |
コンパイル時間 | 2,255 ms |
コンパイル使用メモリ | 194,804 KB |
最終ジャッジ日時 | 2025-02-25 02:37:18 |
ジャッジサーバーID (参考情報) |
judge3 / judge3 |
(要ログイン)
ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 28 |
ソースコード
#include <bits/stdc++.h>using namespace std;using ll=long long;using ld=long double;const ll ILL=2167167167167167167;const int INF=2100000000;#define rep(i,a,b) for (int i=(int)(a);i<(int)(b);i++)#define all(p) p.begin(),p.end()template<class T> using _pq = priority_queue<T, vector<T>, greater<T>>;template<class T> ll LB(vector<T> &v,T a){return lower_bound(v.begin(),v.end(),a)-v.begin();}template<class T> ll UB(vector<T> &v,T a){return upper_bound(v.begin(),v.end(),a)-v.begin();}template<class T> bool chmin(T &a,T b){if(a>b){a=b;return 1;}else return 0;}template<class T> bool chmax(T &a,T b){if(a<b){a=b;return 1;}else return 0;}template<class T> void So(vector<T> &v) {sort(v.begin(),v.end());}template<class T> void Sore(vector<T> &v) {sort(v.begin(),v.end(),[](T x,T y){return x>y;});}bool yneos(bool a,bool upp=0){if(a){cout<<(upp?"YES\n":"Yes\n");}else{cout<<(upp?"NO\n":"No\n");}return a;}template<class T> void vec_out(vector<T> &p,int ty=0){if(ty==2){cout<<'{';for(int i=0;i<(int)p.size();i++){if(i){cout<<",";}cout<<'"'<<p[i]<<'"';}cout<<"}\n";}else{if(ty==1){cout<<p.size()<<"\n";}for(int i=0;i<(int)(p.size());i++){if(i) cout<<" ";cout<<p[i];}cout<<"\n";}}template<class T> T vec_min(vector<T> &a){assert(!a.empty());T ans=a[0];for(auto &x:a) chmin(ans,x);return ans;}template<class T> T vec_max(vector<T> &a){assert(!a.empty());T ans=a[0];for(auto &x:a) chmax(ans,x);return ans;}template<class T> T vec_sum(vector<T> &a){T ans=T(0);for(auto &x:a) ans+=x;return ans;}int pop_count(long long a){int res=0;while(a){res+=(a&1),a>>=1;}return res;}void solve();// CYAN / FREDERICint main() {ios::sync_with_stdio(false);cin.tie(nullptr);int t = 1;// cin >> t;rep(i, 0, t) solve();}void solve(){string A, B;cin >> A >> B;if (A == "1.0000"){cout << "Yes\n";return;}if (B == "0.0000"){cout << "Yes\n";return;}auto f = [&](string s) -> ll {ll res = 0;for (auto c : s) if (c != '.' && c != '-'){res *= 10;res += c - '0';}return res;};ll a = f(A), b = f(B);if (B[0] == '-'){if (100000000ll % a){cout << "No\n";return;}a = 100000000 / a;}if (a % 10000){cout << "No\n";return;}auto g = [&](ll x, ll m) -> bool {ll l = 1, r = (1ll << 30);while (r - l > 1){ll tmp = (l + r) / 2;ll v = x;rep(d, 0, m) v /= tmp;if (v == 0) r = tmp;else l = tmp;}rep(d, 0, m){if (x % l) return false;x /= l;}return x == 1;};for (int d = 30; d > 1; d--){if (g(a / 10000, d)){b *= d;break;}}yneos(b % 10000 == 0);}