結果
| 問題 |
No.2346 Replace!!
|
| コンテスト | |
| ユーザー |
sigma425
|
| 提出日時 | 2023-07-01 12:48:55 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 3,275 bytes |
| コンパイル時間 | 2,145 ms |
| コンパイル使用メモリ | 199,352 KB |
| 最終ジャッジ日時 | 2025-02-15 05:10:14 |
|
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 1 |
| other | AC * 62 WA * 11 |
ソースコード
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using uint = unsigned int;
using ull = unsigned long long;
#define rep(i,n) for(int i=0;i<int(n);i++)
#define rep1(i,n) for(int i=1;i<=int(n);i++)
#define per(i,n) for(int i=int(n)-1;i>=0;i--)
#define per1(i,n) for(int i=int(n);i>0;i--)
#define all(c) c.begin(),c.end()
#define si(x) int(x.size())
#define pb push_back
#define eb emplace_back
#define fs first
#define sc second
template<class T> using V = vector<T>;
template<class T> using VV = vector<vector<T>>;
template<class T,class U> bool chmax(T& x, U y){
if(x<y){ x=y; return true; }
return false;
}
template<class T,class U> bool chmin(T& x, U y){
if(y<x){ x=y; return true; }
return false;
}
template<class T> void mkuni(V<T>& v){sort(all(v));v.erase(unique(all(v)),v.end());}
template<class T> int lwb(const V<T>& v, const T& a){return lower_bound(all(v),a) - v.begin();}
template<class T>
V<T> Vec(size_t a) {
return V<T>(a);
}
template<class T, class... Ts>
auto Vec(size_t a, Ts... ts) {
return V<decltype(Vec<T>(ts...))>(a, Vec<T>(ts...));
}
template<class S,class T> ostream& operator<<(ostream& o,const pair<S,T> &p){
return o<<"("<<p.fs<<","<<p.sc<<")";
}
template<class T> ostream& operator<<(ostream& o,const vector<T> &vc){
o<<"{";
for(const T& v:vc) o<<v<<",";
o<<"}";
return o;
}
constexpr ll TEN(int n) { return (n == 0) ? 1 : 10 * TEN(n-1); }
#ifdef LOCAL
#define show(x) cerr << "LINE" << __LINE__ << " : " << #x << " = " << (x) << endl
void dmpr(ostream& os){os<<endl;}
template<class T,class... Args>
void dmpr(ostream&os,const T&t,const Args&... args){
os<<t<<" ~ ";
dmpr(os,args...);
}
#define shows(...) cerr << "LINE" << __LINE__ << " : ";dmpr(cerr,##__VA_ARGS__)
#define dump(x) cerr << "LINE" << __LINE__ << " : " << #x << " = {"; \
for(auto v: x) cerr << v << ","; cerr << "}" << endl;
#else
#define show(x) void(0)
#define dump(x) void(0)
#define shows(...) void(0)
#endif
template<class D> D divFloor(D a, D b){
return a / b - (((a ^ b) < 0 && a % b != 0) ? 1 : 0);
}
template<class D> D divCeil(D a, D b) {
return a / b + (((a ^ b) > 0 && a % b != 0) ? 1 : 0);
}
bool solve(){
int N; cin >> N;
auto in_cycle = [&](V<int>& A, int v){
int x = v;
rep(_,N){
x = A[x];
if(x == v) return true;
}
return false;
};
V<int> A(N); rep(i,N) cin >> A[i],A[i]--;
V<int> B(N); rep(i,N) cin >> B[i],B[i]--;
rep(i,N){
int x = A[i];
bool ok = false;
rep(_,N){
if(x == B[i]) ok = true;
x = A[x];
}
if(!ok) return false;
}
int Ac = 0, Bc = 0;
{
V<bool> done(N);
rep(v,N) if(!done[v] && in_cycle(A,v)){
Ac++;
int x = v;
rep(_,N){
done[x] = true;
x = A[x];
}
}
}
V<bool> done(N);
rep(v,N) if(!done[v] && in_cycle(B,v)){
Bc++;
{
int x = v;
rep(_,N){
done[x] = true;
x = B[x];
}
}
int b = v;
if(B[b] == b) continue;
int loop = 0;
while(true){
int a = b;
int nb = B[b];
while(a != nb){
a = A[a];
if(a == v) loop++;
}
b = nb;
if(b == v) break;
}
if(loop > 1) return false;
}
return true;
}
int main(){
cin.tie(0);
ios::sync_with_stdio(false); //DON'T USE scanf/printf/puts !!
cout << fixed << setprecision(20);
int T; cin >> T;
while(T--) cout << (solve() ? "Yes" : "No") << endl;
}
sigma425