#include <bits/stdc++.h>
using namespace std;
#define ull unsigned long long
#define ll long long int
#define pi pair<int,int>
#define sz(x) (int)x.size()
#define all(x) begin(x),end(x)
map<string,string> pa;
string root(string s){
return pa[s] == s ? s : pa[s] = root(pa[s]);
}
int main()
{
cin.tie(0)->sync_with_stdio(0);
int n;cin >> n;
vector<string> a(n),b(n);
for(auto &e:a){
cin >> e;
pa[e] = e;
}
for(auto &e:b){
cin >> e;
pa[e] = e;
}
for(int i=0;i<n;i++){
string u = root(a[i]),v = root(b[i]);
if(!isdigit(pa[u][0]) && !isdigit(pa[v][0])){
pa[u] = v;
}
else if(!isdigit(pa[u][0])){
pa[u] = v;
}
else if(!isdigit(pa[v][0])){
pa[v] = u;
}
else if(pa[u] == pa[v]){
pa[u] = v;
}
else{
cout << "NE";
return 0;
}
}
cout << "DA";
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Correct |
1 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
600 KB |
Output is correct |
2 |
Correct |
1 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
1 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
452 KB |
Output is correct |
2 |
Correct |
2 ms |
348 KB |
Output is correct |
3 |
Correct |
3 ms |
860 KB |
Output is correct |
4 |
Correct |
4 ms |
860 KB |
Output is correct |
5 |
Correct |
5 ms |
968 KB |
Output is correct |
6 |
Correct |
4 ms |
856 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
24 ms |
1684 KB |
Output is correct |
2 |
Correct |
40 ms |
3160 KB |
Output is correct |
3 |
Correct |
66 ms |
5204 KB |
Output is correct |
4 |
Correct |
58 ms |
6200 KB |
Output is correct |
5 |
Correct |
128 ms |
8784 KB |
Output is correct |
6 |
Correct |
125 ms |
6240 KB |
Output is correct |