Cod sursa(job #120055)

Utilizator marcelcodreaCodrea Marcel marcelcodrea Data 4 ianuarie 2008 01:30:21
Problema Litere Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.31 kb
Raporteaza aceasta sursa 
#include<stdio.h>
char a[10003];
int frcv[27],j,s,n,i;
int main()
{
 freopen("litere.in","r",stdin);
 freopen("litere.out","w",stdout);
 scanf("%ld",&n);
 scanf("%s",&a);
 for(i=1;i<n;i++)
  {
   frcv[a[i]-'a']++;
   for(j=a[i]-'a'+1;j<=25;j++)
    s+=frcv[j];
  }
 printf("%ld\n",s);
 return 0;
}