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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#374072 | #7686. The Phantom Menace | arnold518 | WA | 420ms | 365308kb | C++17 | 4.3kb | 2024-04-02 11:28:33 | 2024-04-02 11:28:33 |
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)
- [2024-04-02 11:28:33]
- 提交
answer
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
const int MAXN = 2e6;
const int MOD = 998244353;
struct mint
{
int x;
mint() : x(0) {}
mint(int _x) : x(_x) {}
mint operator + (int ot) const { return x+ot>=MOD ? x+ot-MOD : x+ot; }
mint operator - () const { return x ? MOD-x : 0; }
mint operator - (int ot) const { return x<ot ? x+MOD-ot : x-ot; }
mint operator * (int ot) const { return 1ll*x*ot%MOD; }
mint operator += (int ot) { return *this = *this + ot; }
mint operator -= (int ot) { return *this = *this - ot; }
mint operator *= (int ot) { return *this = *this * ot; }
operator int() const { return x; }
bool operator < (int ot) const { return x<ot; }
bool operator == (int ot) const { return x==ot; }
};
const mint P = 37;
int TC, N, M;
string A[MAXN+10], B[MAXN+10];
vector<mint> PA[MAXN+10], QA[MAXN+10];
vector<mint> PB[MAXN+10], QB[MAXN+10];
vector<pii> adj[MAXN+10];
vector<int> ans;
int deg[MAXN+10];
void dfs(int now)
{
while(!adj[now].empty())
{
pii nxt=adj[now].back();
adj[now].pop_back();
dfs(nxt.first);
ans.push_back(nxt.second);
}
}
int main()
{
ios_base::sync_with_stdio(false); cin.tie(NULL);
cin>>TC;
while(TC--)
{
cin>>N>>M;
for(int i=1; i<=N; i++) cin>>A[i], A[i]="?"+A[i];
for(int i=1; i<=N; i++) cin>>B[i], B[i]="?"+B[i];
for(int i=1; i<=N; i++)
{
PA[i]=vector<mint>(M+2);
QA[i]=vector<mint>(M+2);
mint val=1;
for(int j=1; j<=M; j++)
{
val*=P;
PA[i][j]=PA[i][j-1]+val*(A[i][j]-'a'+1);
}
for(int j=M; j>=1; j--)
{
QA[i][j]=(QA[i][j+1]+(A[i][j]-'a'+1))*P;
}
}
for(int i=1; i<=N; i++)
{
PB[i]=vector<mint>(M+2);
QB[i]=vector<mint>(M+2);
mint val=1;
for(int j=1; j<=M; j++)
{
val*=P;
PB[i][j]=PB[i][j-1]+val*(B[i][j]-'a'+1);
}
for(int j=M; j>=1; j--)
{
QB[i][j]=(QB[i][j+1]+(B[i][j]-'a'+1))*P;
}
}
bool flag2=false;
for(int i=0; i<M; i++)
{
vector<mint> VA, VB;
for(int j=1; j<=N; j++)
{
VA.push_back(PA[j][i]);
VB.push_back(QA[j][i+1]);
}
sort(VA.begin(), VA.end());
sort(VB.begin(), VB.end());
VA.erase(unique(VA.begin(), VA.end()), VA.end());
VB.erase(unique(VB.begin(), VB.end()), VB.end());
bool flag=true;
for(int j=1; j<=N; j++)
{
if(!binary_search(VA.begin(), VA.end(), QB[j][M-i+1])) { flag=false; break; }
if(!binary_search(VB.begin(), VB.end(), PB[j][M-i])) { flag=false; break; }
}
if(!flag) continue;
for(int j=1; j<=N; j++)
{
int v=(lower_bound(VA.begin(), VA.end(), QB[j][M-i+1])-VA.begin())+1;
int u=(lower_bound(VB.begin(), VB.end(), PB[j][M-i])-VB.begin())+VA.size()+1;
adj[u].push_back({v, -j});
deg[u]++; deg[v]--;
}
for(int j=1; j<=N; j++)
{
int u=(lower_bound(VA.begin(), VA.end(), PA[j][i])-VA.begin())+1;
int v=(lower_bound(VB.begin(), VB.end(), QA[j][i+1])-VB.begin())+VA.size()+1;
adj[u].push_back({v, j});
deg[u]++; deg[v]--;
}
for(int j=1; j<=N+N; j++) if(deg[j]!=0) flag=false;
for(int j=1; j<=N+N; j++) deg[j]=0;
if(!flag) continue;
dfs(1);
for(int j=1; j<=N+N; j++) adj[j].clear();
if(ans.size()!=N+N) continue;
flag2=true;
reverse(ans.begin(), ans.end());
for(auto it : ans) if(it>0) cout<<it<<" "; cout<<"\n";
for(auto it : ans) if(it<0) cout<<-it<<" "; cout<<"\n";
ans.clear();
break;
}
if(!flag2) cout<<"-1\n";
}
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 60ms
memory: 363624kb
input:
2 3 3 abc ghi def bcd efg hia 1 3 abc def
output:
1 3 2 1 2 3 -1
result:
ok 2 cases (2 test cases)
Test #2:
score: 0
Accepted
time: 420ms
memory: 363656kb
input:
1000000 1 1 b b 1 1 a b 1 1 b a 1 1 a a 1 1 b b 1 1 a b 1 1 b a 1 1 a a 1 1 b b 1 1 a b 1 1 b a 1 1 a a 1 1 b b 1 1 a b 1 1 b a 1 1 a a 1 1 b b 1 1 a b 1 1 b a 1 1 a a 1 1 b b 1 1 a b 1 1 b a 1 1 a a 1 1 b b 1 1 a b 1 1 b a 1 1 a a 1 1 b b 1 1 a b 1 1 b a 1 1 a a 1 1 b b 1 1 a b 1 1 b a 1 1 a a 1 1 ...
output:
1 1 -1 -1 1 1 1 1 -1 -1 1 1 1 1 -1 -1 1 1 1 1 -1 -1 1 1 1 1 -1 -1 1 1 1 1 -1 -1 1 1 1 1 -1 -1 1 1 1 1 -1 -1 1 1 1 1 -1 -1 1 1 1 1 -1 -1 1 1 1 1 -1 -1 1 1 1 1 -1 -1 1 1 1 1 -1 -1 1 1 1 1 -1 -1 1 1 1 1 -1 -1 1 1 1 1 -1 -1 1 1 1 1 -1 -1 ...
result:
ok 1000000 cases (1000000 test cases)
Test #3:
score: 0
Accepted
time: 254ms
memory: 364504kb
input:
500000 1 2 dd ba 1 2 cd ba 1 2 bd ba 1 2 ad ba 1 2 dc ba 1 2 cc ba 1 2 bc ba 1 2 ac ba 1 2 db ba 1 2 cb ba 1 2 bb ba 1 2 ab ba 1 2 da ba 1 2 ca ba 1 2 ba ba 1 2 aa ba 1 2 dd aa 1 2 cd aa 1 2 bd aa 1 2 ad aa 1 2 dc aa 1 2 cc aa 1 2 bc aa 1 2 ac aa 1 2 db aa 1 2 cb aa 1 2 bb aa 1 2 ab aa 1 2 da aa 1 2...
output:
-1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 1 1 -1 -1 1 1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 1 1 1 1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 1 1 -1 -1 1 1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 1 1 -1 -1 -1 -1 -1 1 1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 1 1 -1 -1 -1 -1 -1 -1 -1 ...
result:
ok 500000 cases (500000 test cases)
Test #4:
score: -100
Wrong Answer
time: 298ms
memory: 365308kb
input:
500000 2 1 d d b a 2 1 c d b a 2 1 b d b a 2 1 a d b a 2 1 d c b a 2 1 c c b a 2 1 b c b a 2 1 a c b a 2 1 d b b a 2 1 c b b a 2 1 b b b a 2 1 a b b a 2 1 d a b a 2 1 c a b a 2 1 b a b a 2 1 a a b a 2 1 d d a a 2 1 c d a a 2 1 b d a a 2 1 a d a a 2 1 d c a a 2 1 c c a a 2 1 b c a a 2 1 a c a a 2 1 d...
output:
-1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 2 1 1 2 -1 -1 2 1 2 1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -...
result:
wrong answer Jury has the answer but participant has not (test case 32)