Cod sursa(job #2345291)
Utilizator | Andrei Tudor isa_tudor_andrei | Data | 16 februarie 2019 10:05:56 |
---|---|---|---|
Problema | Restante | Scor | 0 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva de probleme | Marime | 0.53 kb |
#include <cstdio>
#include <string>
#include <algorithm>
#include <unordered_map>
#define NMAX 36005
using namespace std;
unordered_map <string,int> v;
string s;
int main() {
freopen("restante.in","r",stdin);
freopen("restante.out","w",stdout);
int n,i,j;
scanf("%d",&n);
for( i = 1; i <= n; i ++ ) {
scanf("%s",s);
sort(s.begin(),s.end());
v[s] ++;
}
j = 0;
for( const auto &m : v )
if( m.second == 1 )
j ++;
printf("%d",j);
return 0;
}