Cod sursa(job #2492889)

Utilizator ChunkylappSafety reason Chunkylapp Data 15 noiembrie 2019 15:32:25
Problema Al k-lea termen Fibonacci Scor 0
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.45 kb
#include <iostream>
#include <fstream>
using namespace std;

const int MOD=666013;
const int P=1332028;///Perioada modulo MOD

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

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

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