This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
using namespace std;
map<string,set<string>> mg,md,ml,mp;
set<string> se;
long long w,n;
string s;
char pg,pd,lg,ld;
inline bool czy_pozioma_os_symetrii(string karta){
// string karta = ""s + pg+lg+pd+ld;
return (karta[0] == karta[2] && karta[1]==karta[3]);
}
inline bool czy_pionowa_os_symetrii(string karta){
// string karta = ""s + pg+lg+pd+ld;
return (karta[0] == karta[1] && karta[2]==karta[3]);
}
inline bool symetria_osiowa(string karta){
// string karta = ""s + pg+lg+pd+ld;
return karta[0] == karta[3] && karta[1]==karta[2];
}
inline string lusterko_pionowo(string karta){
return ""s + karta[1]+karta[0]+karta[3]+karta[2];
}
inline string lusterko_poziomo(string karta){
// string karta = ""s + pg+lg+pd+ld;
return ""s + karta[2]+karta[3]+karta[0]+karta[1];
}
int main(){
iostream::sync_with_stdio(0);
cin.tie(0);
cin >> n;
for(int t = 0;t < n;t++){
cin >> lg >> pg >> ld >> pd;
string karta = ""s + pg+lg+pd+ld;
//sprawdzamy pary
set<string> pary;
pary.clear();
for(auto e : md[""s + lg + pg] ) pary.insert(e);
for(auto e : md[""s + lg + pg] ) pary.insert(e);
for(auto e : mg[""s + ld + pd] ) pary.insert(e);
for(auto e : mp[""s + lg + ld] ) pary.insert(e);
for(auto e : ml[""s + pg + pd] ) pary.insert(e);
w+=pary.size();
//dodajemy karte
mg[""s + lg + pg].insert(karta);
ml[""s + lg + ld].insert(karta);
md[""s + ld + pd].insert(karta);
mp[""s + pg + pd].insert(karta);
}
cout << w;
return 0;
}
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