Cod sursa(job #187952)

Utilizator raica_cristiraica dumitru cristian raica_cristi Data 5 mai 2008 21:22:02
Problema Koba Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.34 kb
Raporteaza aceasta sursa 
#include<fstream>

using namespace std;

ifstream fin ("koba.in");
ofstream fout ("koba.out");
int main ()
{
    int n,i;
    long long unsigned s;
    fin>>n;
    int a[n];
    fin>>a[1]>>a[2]>>a[3];
    for(i=4;i<n;i++)
    {
    a[i]=a[i-1]+a[i-2]*a[i-3];
    a[i]%=10;
}s=0;
for(i=1;i<=n-3;i++)
s+=a[i];
fout<<s;
return 0;
}