Cod sursa(job #670028)

Utilizator Adrian1997Radulescu Adrian Adrian1997 Data 28 ianuarie 2012 10:49:47
Problema Litere Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.32 kb
Raporteaza aceasta sursa 
#include <fstream>
using namespace std;
ifstream f("litere.in");
ofstream g("litere.out");
int n,fr[130],nr=0;

int main(void){
	register int i,x,j;
	char ch;
	
	f>>n;
	for(i=1;i<=n;i++){
		f>>ch;
		x=ch;
		fr[x]++;
		for(j=x+1;j<='z';j++)
			nr+=fr[j];
	}
	
	g<<nr;
	f.close();
	g.close();
	return 0;
}