#include <bits/stdc++.h>
#define pb push_back
#define all(x) (x).begin(), (x).end()
#define sz(x) (int)(x).size()
using namespace std;
typedef long long ll;
const int MAXN = (int)5e5 + 5;
array<int, 4> arr[MAXN];
int n;
int encode(char a, char b) {
return (a - 'A') * 26 + (b - 'A');
}
int main() {
ios::sync_with_stdio(0);
cin.tie(0); cout.tie(0);
cin >> n;
for (int i = 0; i < n; i++) {
string x, y;
cin >> x >> y;
arr[i][0] = encode(x[0], x[1]);
arr[i][1] = encode(x[0], y[0]);
arr[i][2] = encode(x[1], y[1]);
arr[i][3] = encode(y[0], y[1]);
}
ll ans = 0;
for (int i = 0; i < n; i++) {
for (int j = 0; j < i; j++) {
bool ok = 0;
for (int k = 0; k < 4; k++) {
ok |= (arr[i][k] == arr[j][k]);
}
if (ok) ans++;
}
reverse(all(arr[i]));
}
cout << ans << '\n';
return 0;
}
