結果
問題 |
No.3110 Like CPCTF?
|
ユーザー |
👑 ![]() |
提出日時 | 2025-04-19 11:21:32 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 16 ms / 2,000 ms |
コード長 | 2,318 bytes |
コンパイル時間 | 2,527 ms |
コンパイル使用メモリ | 195,396 KB |
実行使用メモリ | 7,844 KB |
最終ジャッジ日時 | 2025-04-19 11:21:36 |
合計ジャッジ時間 | 3,231 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 16 |
コンパイルメッセージ
main.cpp: In function ‘void solve()’: main.cpp:55:18: warning: ‘((__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type*)((char*)&T + offsetof(std::__cxx11::string, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::<unnamed>)))[1]’ may be used uninitialized [-Wmaybe-uninitialized] 55 | if (T[0] != T[1] && T[0] != T[3] && T[0] != T[4] main.cpp:51:16: note: ‘T’ declared here 51 | string T; | ^ main.cpp:54:18: warning: ‘((__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type*)((char*)&T + offsetof(std::__cxx11::string, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::<unnamed>)))[2]’ may be used uninitialized [-Wmaybe-uninitialized] 54 | if (T[0] != T[2]) ok = 0; main.cpp:51:16: note: ‘T’ declared here 51 | string T; | ^
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;} 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(); } void solve(){ int N; cin >> N; string S; cin >> S; if (N < 5){ cout << "0\n"; return; } vector<int> p(N); rep(i, 0, 5) p[N - 1 - i] = 1; int ans = 0; do{ string T; rep(i, 0, N) if (p[i]) T += S[i]; int ok = 1; if (T[0] != T[2]) ok = 0; if (T[0] != T[1] && T[0] != T[3] && T[0] != T[4] && T[1] != T[3] && T[1] != T[4] && T[3] != T[4]) ans += ok; }while(next_permutation(all(p))); cout << ans << "\n"; }