結果
問題 | No.2373 wa, wo, n |
ユーザー |
|
提出日時 | 2023-07-07 21:42:02 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 19 ms / 2,000 ms |
コード長 | 3,090 bytes |
コンパイル時間 | 1,973 ms |
コンパイル使用メモリ | 195,104 KB |
最終ジャッジ日時 | 2025-02-15 07:00:25 |
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()?" ":"");}returnos;}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_ioint t = 1;// cin >> t;rep(i,t) solve();}