Cod sursa(job #2792397)

Utilizator BlaugranasEnal Gemaledin Blaugranas Data 1 noiembrie 2021 16:33:25
Problema Restante Scor 100
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.35 kb
Raporteaza aceasta sursa 
#include<bits/stdc++.h>
using namespace std;
ifstream f("restante.in");
ofstream g("restante.out");
map<string,int> M;
int N,s;
string x;
int main()
{
    for(f>>N;N;--N) {
        f>>x,sort(x.begin(),x.end());
        if(!M[x])
            ++s;
        else if(M[x]==1)
            --s;
        ++M[x];
    }
    g<<s;
    return 0;
}