Cod sursa(job #2646477)

Utilizator AndreiAlexandru2k3Ciucan Andrei Alexandru AndreiAlexandru2k3 Data 1 septembrie 2020 12:03:33
Problema Al k-lea termen Fibonacci Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.45 kb
#include <iostream>
#include <fstream>
using namespace std;

ifstream f("kfib.in");
ofstream g("kfib.out");

const int MOD=666013,
          P=1332028;///per modulo MOD

long long Fibonacci(int n)
{
    if(n==0) return 0;
    int f0=0,f1=1;
    for(int i=2;i<=n;i++)
    {
        int f2=(f0+f1)%MOD;
        f0=f1;
        f1=f2;
    }
    return f1;
}

int main()
{
    int k;
    f>>k;
    g<<Fibonacci(k%P);
    return 0;
}