結果
問題 | No.1196 A lazy student |
ユーザー | 👑 tute7627 |
提出日時 | 2020-08-22 17:06:38 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 47 ms / 1,000 ms |
コード長 | 3,991 bytes |
コンパイル時間 | 2,192 ms |
コンパイル使用メモリ | 205,576 KB |
実行使用メモリ | 43,892 KB |
最終ジャッジ日時 | 2024-10-15 11:03:03 |
合計ジャッジ時間 | 2,898 ms |
ジャッジサーバーID (参考情報) |
judge5 / 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 | 1 ms
5,248 KB |
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
5,248 KB |
testcase_07 | AC | 2 ms
5,248 KB |
testcase_08 | AC | 6 ms
5,248 KB |
testcase_09 | AC | 12 ms
5,248 KB |
testcase_10 | AC | 12 ms
5,348 KB |
testcase_11 | AC | 12 ms
5,248 KB |
testcase_12 | AC | 2 ms
5,248 KB |
testcase_13 | AC | 2 ms
5,248 KB |
testcase_14 | AC | 2 ms
5,248 KB |
testcase_15 | AC | 47 ms
43,892 KB |
testcase_16 | AC | 12 ms
11,236 KB |
ソースコード
//#define _GLIBCXX_DEBUG #include<bits/stdc++.h> using namespace std; #define endl '\n' #define lfs cout<<fixed<<setprecision(10) #define ALL(a) (a).begin(),(a).end() #define ALLR(a) (a).rbegin(),(a).rend() #define spa << " " << #define fi first #define se second #define MP make_pair #define MT make_tuple #define PB push_back #define EB emplace_back #define rep(i,n,m) for(ll i = (n); i < (ll)(m); i++) #define rrep(i,n,m) for(ll i = (ll)(m) - 1; i >= (ll)(n); i--) using ll = long long; using ld = long double; const ll MOD1 = 1e9+7; const ll MOD9 = 998244353; const ll INF = 1e18; using P = pair<ll, ll>; template<typename T1, typename T2>bool chmin(T1 &a,T2 b){if(a>b){a=b;return true;}else return false;} template<typename T1, typename T2>bool chmax(T1 &a,T2 b){if(a<b){a=b;return true;}else return false;} ll median(ll a,ll b, ll c){return a+b+c-max({a,b,c})-min({a,b,c});} void ans1(bool x){if(x) cout<<"Yes"<<endl;else cout<<"No"<<endl;} void ans2(bool x){if(x) cout<<"YES"<<endl;else cout<<"NO"<<endl;} void ans3(bool x){if(x) cout<<"Yay!"<<endl;else cout<<":("<<endl;} template<typename T1,typename T2>void ans(bool x,T1 y,T2 z){if(x)cout<<y<<endl;else cout<<z<<endl;} template<typename T>void debug(vector<vector<T>>&v,ll h,ll w){for(ll i=0;i<h;i++){cout<<v[i][0];for(ll j=1;j<w;j++)cout spa v[i][j];cout<<endl;}}; void debug(vector<string>&v,ll h,ll w){for(ll i=0;i<h;i++){for(ll j=0;j<w;j++)cout<<v[i][j];cout<<endl;}}; template<typename T>void debug(vector<T>&v,ll n){if(n!=0)cout<<v[0];for(ll i=1;i<n;i++)cout spa v[i];cout<<endl;}; template<typename T>vector<vector<T>>vec(ll x, ll y, T w){vector<vector<T>>v(x,vector<T>(y,w));return v;} ll gcd(ll x,ll y){ll r;while(y!=0&&(r=x%y)!=0){x=y;y=r;}return y==0?x:y;} vector<ll>dx={1,-1,0,0,1,1,-1,-1};vector<ll>dy={0,0,1,-1,1,-1,1,-1}; template<typename T>vector<T> make_v(size_t a,T b){return vector<T>(a,b);} template<typename... Ts>auto make_v(size_t a,Ts... ts){return vector<decltype(make_v(ts...))>(a,make_v(ts...));} template<typename T1, typename T2>ostream &operator<<(ostream &os, const pair<T1, T2>&p){return os << p.first << " " << p.second;} template<typename T>ostream &operator<<(ostream &os, const vector<T> &v){for(auto &z:v)os << z << " ";cout<<"|"; return os;} //mt19937 mt(chrono::steady_clock::now().time_since_epoch().count()); using State = string::iterator; template<typename T> struct Parsing{ Parsing(){}; T P,Q,R; T solve(string &s){ State itr = s.begin(); return expr(itr); } T expr(State &itr){ T val = term(itr); while(1){ if(*itr == 'o'){ T tmp=term(++itr); //cout<<val spa tmp<<endl; val=1-(1-val)*(1-tmp); val=(1-R)*val+R*(1-val); } else break; } return val; } T term(State &itr){ T val = fact(itr); while(1){ if(*itr == 'a'){ T tmp=fact(++itr); val=val*tmp; val=(1-R)*val+R*(1-val); } else break; } return val; } T fact(State &itr){ if(*itr=='Y'||*itr=='N'||*itr=='r')return number(itr); assert(*itr == '('); itr++; T val = expr(itr); assert(*itr == ')'); itr++; return val; } T number(State &itr){ T num = 0; if(*itr == 'Y'){ itr++; return 1; } else if(*itr == 'N'){ itr++; return 0; } else{ itr++; T val1=expr(++itr); T val2=expr(itr); //cout<<val1 spa val2<<endl; itr++; T val=val1*val2; val=P*val+Q*(1-val); return val; } } }; int main(){ cin.tie(nullptr); ios_base::sync_with_stdio(false); ll res=0,buf=0; bool judge = true; ll n;cin>>n; ld p,q,r;cin>>p>>q>>r; string tmp;cin>>tmp; string s; ll idx=0; while(idx<n){ s.PB(tmp[idx]); if(tmp[idx]=='Y'||tmp[idx]=='a')idx+=3; else if(tmp[idx]=='N'||tmp[idx]=='o')idx+=2; else if(tmp[idx]=='r')idx+=6; else idx++; } Parsing<ld>par; par.P=p,par.Q=q,par.R=r; cout<<floor(par.solve(s)*100)<<endl; return 0; }