結果
問題 | No.1740 Alone 'a' |
ユーザー | kiyoshi0205 |
提出日時 | 2021-11-12 21:47:32 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 7 ms / 2,000 ms |
コード長 | 5,217 bytes |
コンパイル時間 | 5,043 ms |
コンパイル使用メモリ | 267,976 KB |
実行使用メモリ | 6,928 KB |
最終ジャッジ日時 | 2024-11-25 17:57:49 |
合計ジャッジ時間 | 6,252 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 | 5 ms
6,816 KB |
testcase_01 | AC | 5 ms
6,820 KB |
testcase_02 | AC | 4 ms
6,816 KB |
testcase_03 | AC | 7 ms
6,816 KB |
testcase_04 | AC | 7 ms
6,912 KB |
testcase_05 | AC | 5 ms
6,816 KB |
testcase_06 | AC | 4 ms
6,820 KB |
testcase_07 | AC | 3 ms
6,820 KB |
testcase_08 | AC | 3 ms
6,816 KB |
testcase_09 | AC | 4 ms
6,820 KB |
testcase_10 | AC | 3 ms
6,820 KB |
testcase_11 | AC | 5 ms
6,820 KB |
testcase_12 | AC | 7 ms
6,816 KB |
testcase_13 | AC | 7 ms
6,928 KB |
testcase_14 | AC | 7 ms
6,824 KB |
testcase_15 | AC | 4 ms
6,820 KB |
testcase_16 | AC | 6 ms
6,820 KB |
testcase_17 | AC | 4 ms
6,820 KB |
testcase_18 | AC | 5 ms
6,816 KB |
testcase_19 | AC | 6 ms
6,820 KB |
testcase_20 | AC | 6 ms
6,820 KB |
testcase_21 | AC | 6 ms
6,876 KB |
testcase_22 | AC | 7 ms
6,924 KB |
testcase_23 | AC | 6 ms
6,816 KB |
testcase_24 | AC | 5 ms
6,820 KB |
testcase_25 | AC | 5 ms
6,816 KB |
testcase_26 | AC | 5 ms
6,816 KB |
testcase_27 | AC | 5 ms
6,872 KB |
testcase_28 | AC | 5 ms
6,820 KB |
testcase_29 | AC | 7 ms
6,928 KB |
testcase_30 | AC | 6 ms
6,912 KB |
testcase_31 | AC | 6 ms
6,820 KB |
testcase_32 | AC | 5 ms
6,824 KB |
testcase_33 | AC | 5 ms
6,816 KB |
testcase_34 | AC | 4 ms
6,820 KB |
testcase_35 | AC | 5 ms
6,820 KB |
testcase_36 | AC | 5 ms
6,820 KB |
testcase_37 | AC | 4 ms
6,820 KB |
testcase_38 | AC | 6 ms
6,820 KB |
testcase_39 | AC | 5 ms
6,816 KB |
testcase_40 | AC | 5 ms
6,816 KB |
コンパイルメッセージ
main.cpp: In function 'bool judge(vec)': main.cpp:145:10: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' [-Wc++17-extensions] 145 | auto [val,id]=que.top();que.pop(); | ^
ソースコード
#pragma GCC target("avx") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #include<bits/stdc++.h> // #include<ext/pb_ds/assoc_container.hpp> // #include<ext/pb_ds/tree_policy.hpp> // #include<ext/pb_ds/tag_and_trait.hpp> // using namespace __gnu_pbds; // #include<boost/multiprecision/cpp_int.hpp> // namespace multiprecisioninteger = boost::multiprecision; // using cint=multiprecisioninteger::cpp_int; using namespace std; using ll=long long; using datas=pair<ll,ll>; using ddatas=pair<long double,long double>; using tdata=pair<ll,datas>; using vec=vector<ll>; using mat=vector<vec>; using pvec=vector<datas>; using pmat=vector<pvec>; // using llset=tree<ll,null_type,less<ll>,rb_tree_tag,tree_order_statistics_node_update>; #define For(i,a,b) for(i=a;i<(ll)b;++i) #define bFor(i,b,a) for(i=b,--i;i>=(ll)a;--i) #define rep(i,N) For(i,0,N) #define rep1(i,N) For(i,1,N) #define brep(i,N) bFor(i,N,0) #define brep1(i,N) bFor(i,N,1) #define all(v) (v).begin(),(v).end() #define allr(v) (v).rbegin(),(v).rend() #define vsort(v) sort(all(v)) #define vrsort(v) sort(allr(v)) #define uniq(v) vsort(v),(v).erase(unique(all(v)),(v).end()) #define endl "\n" #define popcount __builtin_popcountll #define eb emplace_back #define print(x) cout<<x<<endl #define printyes print("Yes") #define printno print("No") #define printYES print("YES") #define printNO print("NO") #define output(v) do{bool f=0;for(auto outi:v){cout<<(f?" ":"")<<outi;f=1;}cout<<endl;}while(0) #define matoutput(v) do{for(auto outimat:v)output(outimat);}while(0) constexpr ll mod=1000000007; // constexpr ll mod=998244353; constexpr ll inf=1LL<<60; constexpr long double eps=1e-9; const long double PI=acosl(-1); template<class T,class E> ostream& operator<<(ostream& os,const pair<T,E>& p){return os<<"("<<p.first<<","<<p.second<<")";} template<class T> ostream& operator<<(ostream& os,const vector<T>& v){ os<<"{";bool f=false; for(auto& x:v){if(f)os<<",";os<<x;f=true;} os<<"}"; return os; } template<class T> ostream& operator<<(ostream& os,const set<T>& v){ os<<"{";bool f=false; for(auto& x:v){if(f)os<<",";os<<x;f=true;} os<<"}"; return os; } template<class T> ostream& operator<<(ostream& os,const multiset<T>& v){ os<<"{";bool f=false; for(auto& x:v){if(f)os<<",";os<<x;f=true;} os<<"}"; return os; } template<class T,class E> ostream& operator<<(ostream& os,const map<T,E>& v){ os<<"{";bool f=false; for(auto& x:v){if(f)os<<",";os<<x;f=true;} os<<"}"; return os; } template<class T> inline bool chmax(T& a,const T b){bool x=a<b;if(x)a=b;return x;} template<class T> inline bool chmin(T& a,const T b){bool x=a>b;if(x)a=b;return x;} #ifdef DEBUG void debugg(){cout<<endl;} template<class T,class... Args>void debugg(const T& x,const Args&... args){cout<<" "<<x;debugg(args...);} #define debug(...) cout<<__LINE__<<" ["<<#__VA_ARGS__<<"]:",debugg(__VA_ARGS__) #else #define debug(...) (void(0)) #endif inline void startupcpp(void) noexcept{ cin.tie(0); ios::sync_with_stdio(false); cout<<fixed<<setprecision(15); } ll modinv(ll a,const ll m=mod) noexcept{ ll b=m,u=1,v=0,t; while(b){ t=a/b; a-=t*b; swap(a,b); u-=t*v; swap(u,v); } return (u+m)%m; } ll moddevide(const ll a,const ll b) noexcept{return (a*modinv(b))%mod;} vec modncrlistp,modncrlistm; ll modncr(const ll n,const ll r) noexcept{ if(n<r)return 0; ll i,size=modncrlistp.size(); if(size<=n){ modncrlistp.resize(n+1); modncrlistm.resize(n+1); if(!size){ modncrlistp[0]=modncrlistm[0]=1; size++; } For(i,size,n+1)modncrlistp[i]=modncrlistp[i-1]*i%mod; modncrlistm[n]=modinv(modncrlistp[n]); for(i=n;i>size;--i)modncrlistm[i-1]=modncrlistm[i]*i%mod; } return modncrlistp[n]*modncrlistm[r]%mod*modncrlistm[n-r]%mod; } ll modpow(ll a,ll n,const ll m=mod){ if(n<0)return 0; ll res=1; while(n>0){ if(n&1)res=res*a%m; a=a*a%m; n>>=1; } return res; } constexpr ll gcd(const ll a,const ll b) noexcept{return (!b)?abs(a):(a%b==0)?abs(b):gcd(b,a%b);} constexpr ll lcm(const ll a,const ll b) noexcept{return a/gcd(a,b)*b;} ll N,M,K,H,W,A,B,C,D; string s,t; ll ans; bool judge(vec h){ priority_queue<datas> que; ll i; rep(i,N){ que.emplace(h[i],i); } rep(i,A){ auto [val,id]=que.top();que.pop(); assert(h[id]==val); h[id]-=C; if(h[id]<0)h[id]=0; que.emplace(h[id],id); } auto T=accumulate(all(h),0LL); return T<=B*D; } vec primefactorization(ll N){ ll i=2; vec res; while(i*i<=N){ while(!(N%i)){ res.eb(i); N/=i; } i++; } if(N!=1)res.eb(N); return res; } #include<atcoder/all> using mint=atcoder::modint998244353; mint dp[200001][2][2]; int main(){ startupcpp(); ll i,j; cin>>N>>s; if(s[0]=='a'){ dp[0][1][1]=1; }else{ dp[0][0][1]=1; dp[0][1][0]=1; dp[0][0][0]=s[0]-'b'; } rep1(i,N){ dp[i][0][0]=dp[i-1][0][0]*25; dp[i][0][1]=dp[i-1][0][0]+dp[i-1][0][1]*25; if(s[i]=='a'){ dp[i][1][1]=dp[i-1][1][0]; }else{ dp[i][1][0]=dp[i-1][1][0]; dp[i][0][0]+=dp[i-1][1][0]*(s[i]-'b'); dp[i][1][1]=dp[i-1][1][1]; dp[i][0][1]+=dp[i-1][1][1]*(s[i]-'b')+dp[i-1][1][0]; } } print(dp[N-1][0][1].val()); }