結果
| 問題 | No.1894 Delete AB |
| コンテスト | |
| ユーザー |
eggkid6
|
| 提出日時 | 2022-04-08 22:32:48 |
| 言語 | C++17 (gcc 15.2.0 + boost 1.89.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 2,677 bytes |
| 記録 | |
| コンパイル時間 | 2,491 ms |
| コンパイル使用メモリ | 199,556 KB |
| 最終ジャッジ日時 | 2025-01-28 16:25:55 |
|
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 1 |
| other | AC * 2 WA * 12 |
ソースコード
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using V = vector<ll>;
using VV = vector<V>;
using VVV = vector<VV>;
using VVVV = vector<VVV>;
using VVVVV = vector<VVVV>;
using VVVVVV = vector<VVVVV>;
using VS = vector<string>;
using VB = vector<bool>;
using VVB = vector<VB>;
using P = pair<ll,ll>;
using M = map<ll,ll>;
using Q = queue<ll>;
using PQ = priority_queue<ll>;
using PQG = priority_queue<ll,V,greater<ll>>;
using S = set<ll>;
using VP = vector<P>;
const ll MOD = 1000000007;
const ll mod = 998244353;
const ll INF = 1LL << 60;
#define rep(i,n) for(ll i = 0; i < n; i++)
#define rep2(i,s,n) for(ll i = s; i < n; i++)
#define per(i,n) for(ll i = n-1; i >= 0; i--)
#define per2(i,s,n) for(ll i = n-1; i >= s; i--)
#define all(x) (x).begin(),(x).end()
#define rall(x) (x).rbegin(),(x).rend()
#define fi first
#define se second
#define pb push_back
#define pf push_front
#define ppb pop_back
#define ppf pop_front
#define eb emplace_back
#define lb lower_bound
#define ub upper_bound
#define cfix(x) fixed<<setprecision(x)
template<class T>bool chmin(T&a, const T&b){if(a>b){a=b;return true;}return false;}
template<class T>bool chmax(T&a, const T&b){if(a<b){a=b;return true;}return false;}
template<class T>void Vin(vector<T>&a){rep(i,(ll)a.size())cin>>a[i];}
template<class T>void VVin(vector<vector<T>>&a){rep(i,(ll)a.size())Vin(a[i]);}
template<class T>void Vout(const vector<T>&a){rep(i,(int)a.size()-1)cout<<a[i]<<" ";cout<<a.back()<<'\n';}
template<class T>void Voutl(const vector<T>&a){rep(i,(int)a.size())cout<<a[i]<<'\n';}
ll power(ll a,ll b,const ll&M){a%=M;ll res=1;while(b>0){if(b&1)res=res*a%M;a=a*a%M;b>>=1;}return res;}
const ll H[4] = {0,1,0,-1}, W[4] = {1,0,-1,0};
int main() {
cin.tie(nullptr);
ios::sync_with_stdio(false);
ll t;
cin >> t;
rep(i, t) {
ll n;
string s;
cin >> n >> s;
if(n <= 2) {
cout << s << '\n';
continue;
}
VB B(n, true);
VV renketulist(n + 1, V(2));
rep(j, n + 1) {
renketulist[j][0] = j + 1;
renketulist[j][1] = j - 1;
}
ll a = n - 2, b = n - 1;
s += 'a';
per(k, n - 2) {
if(s[k] == 'A' && s[a] == 'B' && s[b] == 'B') {
B[k] = B[a] = false;
a = b;
b = renketulist[b][0];
if(k > 0) {
renketulist[k - 1][0] = b;
renketulist[b][1] = k - 1;
}
}
else {
b = a;
a = k;
}
}
rep(j, n) if(B[j]) cout << s[j];
cout << '\n';
}
}
eggkid6