#include <bits/stdc++.h>
#define int long long
#define float double
#define pb push_back
#define F first
#define S second
#define T int t; cin >> t; while(t--)
#define IOS ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
using namespace std;
/// Benzema is the best player in the world
const int inf = 8e18;
const int N = 1e6 + 6;
const int M = 1e3 + 3;
const int LOG = 31;
const int mod = 1e9 + 7;
const float pi = atan(1) * 4;
string a[N], b[N];
int n;
map<string, bool> vis;
map<string, vector<string>> adj;
int x = -1;
bool dfs(string node)
{
vis[node] = 1;
bool ret = 1;
if (node.size() == 0)
return 1;
if (node[0] >= '0' && node[0] <= '9')
{
int num = 0;
for(auto i: node)
num *= 10, num += i - '0';
if (x == -1)
x = num;
ret &= num == x;
}
for(auto y: adj[node])
if (!vis[y]) ret &= dfs(y);
return ret;
}
main()
{
IOS
cin >> n;
for(int i = 1; i <= n; i++) cin >> a[i];
for(int i = 1; i <= n; i++) cin >> b[i];
for(int i = 1; i <= n; i++) adj[a[i]].pb(b[i]), adj[b[i]].pb(a[i]);
bool ok = 1;
for(int i = 1; i <= n; i++)
{
if (vis[a[i]]) continue;
x = -1;
ok &= dfs(a[i]);
}
for(int i = 1; i <= n; i++)
{
if (vis[b[i]]) continue;
x = -1;
ok &= dfs(b[i]);
}
if (ok) cout << "DA";
else cout << "NE";
}
///use scanf
Compilation message
zamjena.cpp:43:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
43 | main()
| ^~~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
30 ms |
62840 KB |
Output is correct |
2 |
Correct |
30 ms |
62796 KB |
Output is correct |
3 |
Correct |
29 ms |
62936 KB |
Output is correct |
4 |
Correct |
29 ms |
62932 KB |
Output is correct |
5 |
Correct |
29 ms |
62884 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
35 ms |
62820 KB |
Output is correct |
2 |
Correct |
36 ms |
62932 KB |
Output is correct |
3 |
Correct |
31 ms |
62824 KB |
Output is correct |
4 |
Correct |
30 ms |
62928 KB |
Output is correct |
5 |
Correct |
30 ms |
62916 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
29 ms |
62836 KB |
Output is correct |
2 |
Correct |
30 ms |
62832 KB |
Output is correct |
3 |
Correct |
30 ms |
62840 KB |
Output is correct |
4 |
Correct |
33 ms |
62956 KB |
Output is correct |
5 |
Correct |
33 ms |
62928 KB |
Output is correct |
6 |
Correct |
35 ms |
62828 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
30 ms |
63188 KB |
Output is correct |
2 |
Correct |
31 ms |
63060 KB |
Output is correct |
3 |
Correct |
36 ms |
63600 KB |
Output is correct |
4 |
Correct |
37 ms |
63628 KB |
Output is correct |
5 |
Correct |
42 ms |
63692 KB |
Output is correct |
6 |
Correct |
44 ms |
63516 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
49 ms |
65208 KB |
Output is correct |
2 |
Runtime error |
46 ms |
65536 KB |
Execution killed with signal 9 |
3 |
Halted |
0 ms |
0 KB |
- |