Cod sursa(job #919919)

Utilizator sicsicFMI-Coteanu Vlad sicsic Data 19 martie 2013 21:57:21
Problema Litere Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.33 kb
Raporteaza aceasta sursa 
#include<fstream>
using namespace std;
ifstream f("litere.in");
ofstream g("litere.out");
int v[130],i,j,n,sol,nr;
char a;
int main()
{ f>>n;
  sol=0;
  for(i=1;i<=n;++i)
    { f>>a; nr=0; v[a]++;
      for(j=(int)a+1;j<=122;++j)
	    { nr+=v[j];
		}
	  sol+=nr;
	}
  g<<sol<<'\n';
  f.close();
  g.close();
  return 0;
}