#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define endl '\n'
map <string,vector<string>> adj;
map <string,bool> vis;
string curNum = "-1";
bool isNum(string s){
for(auto i : s){
if(i < '0' || i > '9') return 0;
}
return 1;
}
bool valid = 1;
void dfs(string node){
vis[node] = 1;
if(isNum(node) && curNum == "-1"){
curNum = node;
}
for(auto ch : adj[node]){
if(!isNum(ch) || curNum == ch || curNum == "-1"){
if(!vis[ch]) dfs(ch);
}
else valid = 0;
}
}
void solve(){
int n;
cin>>n;
vector <string> v1(n);
vector <string> v2(n);
for(auto &i:v1) cin>>i;
for(auto &i:v2) cin>>i;
for(int i=0;i<n;i++){
adj[v1[i]].push_back(v2[i]);
adj[v2[i]].push_back(v1[i]);
}
for(auto i : v1){
if(!vis[i]) dfs(i);
if(!valid){
cout<<"NE"<<endl;
return;
}
valid = 1;
curNum = "-1";
}
for(auto i : v2){
if(!vis[i]) dfs(i);
if(!valid){
cout<<"NE"<<endl;
return;
}
curNum = "-1";
}
cout<<"DA"<<endl;
}
int main()
{
int t=1;
// cin>>t;
while(t--){
solve();
}
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
1 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
1 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
1 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
1 ms |
204 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
588 KB |
Output is correct |
2 |
Correct |
3 ms |
460 KB |
Output is correct |
3 |
Correct |
5 ms |
972 KB |
Output is correct |
4 |
Correct |
5 ms |
1100 KB |
Output is correct |
5 |
Correct |
8 ms |
1188 KB |
Output is correct |
6 |
Correct |
6 ms |
972 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
22 ms |
3140 KB |
Output is correct |
2 |
Correct |
61 ms |
5676 KB |
Output is correct |
3 |
Correct |
53 ms |
7620 KB |
Output is correct |
4 |
Correct |
83 ms |
9964 KB |
Output is correct |
5 |
Correct |
201 ms |
15520 KB |
Output is correct |
6 |
Correct |
146 ms |
11688 KB |
Output is correct |