Cod sursa(job #947708)

Utilizator mvcl3Marian Iacob mvcl3 Data 8 mai 2013 10:03:55
Problema Litere Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.29 kb
Raporteaza aceasta sursa 
#include <fstream>
using namespace std;
ifstream f("litere.in"); ofstream g("litere.out");
char x;
int n,nr,fr[26];
int main()
{   f>>n;
    for(int i = 0; i < n; ++i)
    {   f>>x; fr[x-'a']++;
        for(int j=x-'a'+1;j<26;++j) nr+=fr[j];
    }
    g<<nr<<'\n'; g.close(); return 0;
}