結果
問題 |
No.3162 Five Two Three
|
ユーザー |
👑 ![]() |
提出日時 | 2025-05-23 20:30:55 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 3 ms / 1,523 ms |
コード長 | 5,761 bytes |
コンパイル時間 | 2,089 ms |
コンパイル使用メモリ | 205,484 KB |
実行使用メモリ | 7,844 KB |
最終ジャッジ日時 | 2025-05-23 20:31:05 |
合計ジャッジ時間 | 8,747 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 187 |
ソースコード
#include <bits/stdc++.h> using namespace std; using ll=long long; 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> int LB(vector<T> &v,T a){return lower_bound(v.begin(),v.end(),a)-v.begin();} template<class T> int 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(b<a){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=false){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;} template<class T> T square(T a){return a * a;} vector<ll> f(ll X, ll Y, ll Z); void solve(); // CITRUS CURIO CITY / FREDERIC int main() { ios::sync_with_stdio(false); cin.tie(nullptr); int t = 1; // cin >> t; rep(i, 0, t) solve(); } vector<ll> fib = {1, 1}; vector<ll> f(ll X, ll Y, ll Z){ if (X == 0){ if (Y == 0){ if (Z == 0) return {0, 0, 0}; return {0, Z, Z, 0}; } if (Z == 0){ return {0, Y, Y, 0, Y}; } rep(i, 1, fib.size()) if (Y % fib[i] == 0){ vector<ll> p = {0ll}; rep(j, 0, i + 1) p.push_back((Y / fib[i]) * fib[j]); rep(j, 1, (int)(p.size()) - 1){ if (Z == p[j]) return p; } } return {-1}; } if (Y == 0){ auto ans = f(Y, X, Z); reverse(all(ans)); return ans; } const int lim = 167167; vector<ll> res(lim); // p の末尾を最小値として、どんどん上がっていく auto ch = [&](vector<ll> p) -> void { if (p.back() == Y){ bool ex = false; rep(i, 1, (int)(p.size()) - 1) if (p[i] == Z) ex = true; if (ex) if (res.size() > p.size()) res = p; } int m = p.size(); rep(rp, 0, 2){ ll a = p[m - 1] + p[m - 2]; if (rp){ a = p[m - 2] - p[m - 1]; if (a < p[m - 1]){ continue; } } vector<ll> q = p; q.push_back(a); while (q.back() < Y){ assert((int)q.size() != lim); int n = q.size(); if (q[n - 1] + q[n - 2] == 0) break; q.push_back(q[n - 1] + q[n - 2]); } if (q.back() == Y){ if (res.size() > q.size()) res = q; } } }; rep(rp, 0, 2){ swap(X, Y); // X > ? > ? > ... > Z > ? > ... ? > ? < ? ... ? < Y if (X >= Z){ rep(i, 1, fib.size()){ // cout << i << endl; ll zz = Z * fib[i - 1]; if (zz > X) break; if ((X - zz) % fib[i]) continue; ll fr = (X - zz) / fib[i]; if (fr < Z) continue; // cout << Z << " " << fr << endl; vector<ll> p = {Z, fr}; while (p.back() < X){ int m = p.size(); assert((int)p.size() != lim); p.push_back(p[m - 1] + p[m - 2]); } assert(p.back() == X); reverse(all(p)); while (true){ assert((int)p.size() != lim); ch(p); int m = p.size(); ll tmp = p[m - 2] - p[m - 1]; if (p.back() < tmp) break; p.push_back(tmp); } } } // X > Z > ? ... if (X >= Z){ vector<ll> p = {X, Z}; while (true){ assert((int)p.size() != lim); int m = p.size(); // cout << q.size() << endl; // vec_out(q); ch(p); ll tmp = p[m - 2] - p[m - 1]; if (tmp > p[m - 1]){ break; } p.push_back(tmp); } } } if ((int)res.size() == lim) return {-1}; if (res[0] != X) reverse(all(res)); return res; } void solve(){ ll X, Y, Z; cin >> X >> Y >> Z; while (fib.back() <= 1'000'000'000'000ll){ int m = fib.size(); fib.push_back(fib[m - 2] + fib[m - 1]); } auto ans = f(X, Y, Z); if (ans[0] == -1){ cout << "-1\n"; } else{ assert(ans.front() == X); assert(ans.back() == Y); { bool ex = false; rep(i, 1, (int)ans.size() - 1){ assert(abs(ans[i - 1] - ans[i + 1]) == ans[i]); if (ans[i] == Z) ex = true; } assert(ex); } vec_out(ans, 1); } }