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ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#239918 | #7686. The Phantom Menace | ucup-team197# | Compile Error | / | / | C++17 | 3.0kb | 2023-11-05 00:30:24 | 2023-11-05 00:30:25 |
Judging History
你现在查看的是最新测评结果
- [2024-10-08 14:11:03]
- hack成功,自动添加数据
- (/hack/941)
- [2024-10-08 10:05:28]
- hack成功,自动添加数据
- (/hack/940)
- [2024-10-07 19:51:15]
- hack成功,自动添加数据
- (/hack/938)
- [2024-10-07 19:28:01]
- hack成功,自动添加数据
- (/hack/937)
- [2024-10-07 17:16:32]
- hack成功,自动添加数据
- (/hack/936)
- [2024-10-07 16:53:09]
- hack成功,自动添加数据
- (/hack/935)
- [2024-10-07 16:22:17]
- hack成功,自动添加数据
- (/hack/934)
- [2023-11-09 15:33:42]
- hack成功,自动添加数据
- (//qoj.ac/hack/445)
- [2023-11-05 00:30:25]
- 评测
- 测评结果:Compile Error
- 用时:0ms
- 内存:0kb
- [2023-11-05 00:30:24]
- 提交
answer
#include <bits/extc++.h>
using namespace __gnu_pbds;
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
#define fi first
#define se second
ll n,m;
string a[1000005],b[1000005];
const ll base=2977;
void add(ull &x,char c){
x = (x * base + c);
}
pair<int,int>g[1000005],h[1000005];
gp_hash_table<ull, ll> mp,mp1,mp2;
bool check0(){
mp.clear();
int sz=0;
for(int i=1; i<=n ;i++){
ull hsh = 0;
for(auto c:a[i]) add(hsh,c);
if(mp[hsh]==0) mp[hsh]=++sz;
g[i]={mp[hsh],i};
}
for(int i=1; i<=n ;i++){
ull hsh = 0;
for(auto c:b[i]) add(hsh,c);
if(mp[hsh]==0) mp[hsh]=++sz;
h[i]={mp[hsh],i};
}
sort(g+1,g+n+1);sort(h+1,h+n+1);
for(int i=1; i<=n ;i++) if(g[i].fi!=h[i].fi) return false;
for(int i=1; i<=n ;i++) cout << g[i].se << ' ';
cout << '\n';
for(int i=1; i<=n ;i++) cout << h[i].se << ' ';
cout << '\n';
return true;
}
const int N=4e6+5;
vector<pair<int,int> >adj[N];
int in[N],out[N];
vector<int>ans;
void dfs(int id){
//if(adj[id].empty()) return;
while(!adj[id].empty()){
auto c=adj[id].back();adj[id].pop_back();
dfs(c.se);
ans.push_back(c.fi);
}
}
void adde(int u,int v,int w){
//cout << "Adde " << u << ' ' << v << ' ' << w << endl;
adj[u].push_back({w,v});
out[u]++;in[v]++;
}
bool check(int p){
//cout << "Check " << p << endl;
mp1.clear();mp2.clear();
int sz=0;
for(int i=1; i<=4*n ;i++){
adj[i].clear();
in[i]=0;out[i]=0;
}
for(int i=1; i<=n ;i++){
ull hsh = 0;
for(int j=0; j<p ;j++) add(hsh,a[i][j]);
if(mp1[hsh]==0) mp1[hsh]=++sz;
int v1=mp1[hsh];
hsh = 0;
for(int j=p; j<m ;j++) add(hsh,a[i][j]);
if(mp2[hsh]==0) mp2[hsh]=++sz;
int v2=mp2[hsh];
adde(v1,v2,i);
}
for(int i=1; i<=n ;i++){
ull hsh = 0;
for(int j=m-p; j<m ;j++) add(hsh,b[i][j]);
if(mp1[hsh]==0){
return false;
}
int v1=mp1[hsh];
hsh = 0;
for(int j=0; j<m-p ;j++) add(hsh,b[i][j]);
if(mp2[hsh]==0){
return false;
}
int v2=mp2[hsh];
adde(v2,v1,i+n);
}
for(int i=1; i<=sz ;i++) if(in[i]!=out[i]) return false;
ans.clear();
dfs(1);
if(ans.size()!=2*n) return false;
reverse(ans.begin(),ans.end());
for(int i=0; i<2*n ;i+=2) cout << ans[i] << ' ';
cout << '\n';
for(int i=1; i<2*n ;i+=2) cout << ans[i]-n << ' ';
cout << '\n';
return true;
}
clock_t timer;
bool time_left(){
return (((float)clock() - (float)timer) / (float)CLOCKS_PER_SEC) <= 3;
}
void solve(){
timer = clock();
cin >> n >> m;
for(int i=1; i<=n ;i++) cin >> a[i];
for(int i=1; i<=n ;i++) cin >> b[i];
vector<int> permutation(m - 1);
for(int j = 0; j < m - 1; ++j)
permutation[j] = j + 1;
shuffle(permutation.begin(), permutation.end(), mt);
if(check(0)) return;
for(int j: permutation){
if(!time_left()) break;
if(check(j)) return;
}
cout << "-1\n";
}
int main(){
ios::sync_with_stdio(false);cin.tie(0);
int t;cin >> t;while(t--) solve();
}
Details
answer.code: In function ‘void solve()’: answer.code:124:53: error: ‘mt’ was not declared in this scope; did you mean ‘tm’? 124 | shuffle(permutation.begin(), permutation.end(), mt); | ^~ | tm