結果
問題 | No.2373 wa, wo, n |
ユーザー | asaringo |
提出日時 | 2023-07-07 21:42:02 |
言語 | C++17(gcc12) (gcc 12.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 4 ms / 2,000 ms |
コード長 | 3,090 bytes |
コンパイル時間 | 1,948 ms |
コンパイル使用メモリ | 202,724 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-07-21 17:28:50 |
合計ジャッジ時間 | 3,128 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 * 4 |
other | AC * 39 |
ソースコード
#include <bits/stdc++.h> using namespace std; #define fast_io ios::sync_with_stdio(false); cin.tie(nullptr); #pragma GCC optimize("Ofast,no-stack-protector,unroll-loops,fast-math") typedef long long ll; typedef long double ld; #define chmin(a,b) a = min(a,b); #define chmax(a,b) a = max(a,b); #define bit_count(x) __builtin_popcountll(x) #define leading_zero_count(x) __builtin_clz(x) #define trailing_zero_count(x) __builtin_ctz(x) #define gcd(a,b) __gcd(a,b) #define lcm(a,b) a / gcd(a,b) * b #define rep(i,n) for(int i = 0 ; i < n ; i++) #define rrep(i,a,b) for(int i = a ; i < b ; i++) #define repi(it,S) for(auto it = S.begin() ; it != S.end() ; it++) #define pt(a) cout << a << endl; #define debug(a) cout << #a << " " << a << endl; #define all(a) a.begin(), a.end() #define endl "\n"; #define v1(n,a) vector<ll>(n,a) #define v2(n,m,a) vector<vector<ll>>(n,v1(m,a)) #define v3(n,m,k,a) vector<vector<vector<ll>>>(n,v2(m,k,a)) #define v4(n,m,k,l,a) vector<vector<vector<vector<ll>>>>(n,v3(m,k,l,a)) template<typename T,typename U>istream &operator>>(istream&is,pair<T,U>&p){is>>p.first>>p.second;return is;} template<typename T,typename U>ostream &operator<<(ostream&os,const pair<T,U>&p){os<<p.first<<" "<<p.second;return os;} template<typename T>istream &operator>>(istream&is,vector<T>&v){for(T &in:v){is>>in;}return is;} template<typename T>ostream &operator<<(ostream&os,const vector<T>&v){for(auto it=v.begin();it!=v.end();){os<<*it<<((++it)!=v.end()?" ":"");}return os;} template<typename T>istream &operator>>(istream&is,vector<vector<T>>&v){for(T &in:v){is>>in;}return is;} template<typename T>ostream &operator<<(ostream&os,const vector<vector<T>>&v){for(auto it=v.begin();it!=v.end();){os<<*it<<((++it)!=v.end()?"\n":"");}return os;} template<typename T>ostream &operator<<(ostream&os,const set<T>&v){for(auto it=v.begin();it!=v.end();){os<<*it<<((++it)!=v.end()?" ":"");}return os;} template<typename T>ostream &operator<<(ostream&os,const multiset<T>&v){for(auto it=v.begin();it!=v.end();){os<<*it<<((++it)!=v.end()?" ":"");}return os;} void solve(){ int n; string S; cin >> n >> S; if(S[n-1] == 'w'){ cout << "No" << endl ; return; } if(S[0] == 'a'){ cout << "No" << endl ; return; } if(S[0] == 'o'){ cout << "No" << endl ; return; } S += '-'; rep(i,n){ if(S[i] != 'w' && S[i] != 'a' && S[i] != 'o' && S[i] != 'n' && S[i] != '?'){ cout << "No" << endl ; return; } if(S[i] == 'w') { if(S[i+1] == '?'){ S[i+1] = 'a'; continue; } if(S[i+1] == 'a') continue; if(S[i+1] == 'o') continue; cout << "No" << endl ; return; } if(S[i] == 'a' || S[i] == 'o') { if(S[i-1] == '?') continue; if(S[i-1] == 'w') continue; cout << "No" << endl ; return; } } cout << "Yes" << endl ; } int main(){ fast_io int t = 1; // cin >> t; rep(i,t) solve(); }