Cod sursa(job #1151525)

Utilizator ralucik_2006Filimon Raluca Elena ralucik_2006 Data 24 martie 2014 10:44:36
Problema Litere Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.34 kb
Raporteaza aceasta sursa 
#include <fstream>
#include <cstring>


using namespace std;

char x;
int n,nr,fr[30],i,j;

int main()
{
    ifstream f("litere.in");
    ofstream g("litere.out");
    f>>n;
    for (i=1;i<=n;i++)
    {
        f>>x;
        fr[x-'a']++;
        for (j=x-'a'+1;j<=26;j++)
            nr+=fr[j];
    }
    g<<nr;
    return 0;
}