ProcedurProgramavimas_3.11

#include <fstream>
#include <iostream>
using namespace std;
void recurse(int n, int as, int bs, int sums, int pras, int ys)
{
    if(ys!=n)
    {
        sums=bs+as;
        pras=as;
        as=bs;
        bs=pras+bs;
        ys++;
        recurse(n, as, bs, sums, pras, ys);
    }
    else
    {
       ofstream fout("11.out");
       fout<<sums<<endl;
    }
}
int main()
{
    int s, a=0, b=1, sum=1, pra=1, y=1;
    ifstream fin("11.in");
    fin>>s;
    if(s==0){ofstream fout("11.out");
       fout<<"0"<<endl;}
    else{recurse(s,a,b,sum,pra,y);}
    return 0;
}