Cod sursa(job #122285)

Utilizator SofinetiSofineti Mihai Sofineti Data 11 ianuarie 2008 18:35:16
Problema Litere Scor 10
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.36 kb
Raporteaza aceasta sursa 
#include<stdio.h>
char a[10001],y;
long n,i,j,k,fr[30],x;

int main(){
freopen("litere.in","r",stdin);
freopen("litere.out","w",stdout);

scanf("%ld",&n);
scanf("%c");
i=0;
while(i<n){

	  scanf("%c",&y);
	  a[i]=y;
          i++;
	  x=y-'a';

	  fr[x]++;

	  for(j=x+1;j<=26;j++)

			 k=k+fr[j];
	  }

printf("%ld",k);
return 0;
}