Cod sursa(job #1340452)

Utilizator otnielMercea Otniel otniel Data 11 februarie 2015 20:22:33
Problema Litere Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.34 kb
Raporteaza aceasta sursa 
#include<iostream>
using namespace std;
#include<fstream>
int x[123],i,n,k,j;
char s[10001];
int main()
{
    ifstream f("litere.in");
    ofstream g("litere.out");
    f>>n;
    for(i=1;i<=n;i++)
      f>>s[i];
    for(i=1;i<=n;i++)
    {
        for(j=s[i]+1;j<='z';j++)
            k=k+x[j];
        x[s[i]]++;
     }
 g<<k;
}