Cod sursa(job #2979600)
Utilizator | Data | 15 februarie 2023 16:56:04 | |
---|---|---|---|
Problema | Al k-lea termen Fibonacci | Scor | 100 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.51 kb |
#include <fstream>
using namespace std;
const int MOD = 666013,
P = 1332028; ///perioada lui MOD
ifstream fin("kfib.in");
ofstream fout("kfib.out");
int Fibonacci(int n)
{
if(n == 0) return 0;
//
int f0 = 0, f1 = 1, f2;
for(int i = 2; i <= n; ++i)
{
f2 = (f0 + f1) % MOD;
f0 = f1;
f1 = f2;
}
return f1;
}
int main()
{
int k;
fin >> k;
fout << Fibonacci(k % P);
fin.close();
fout.close();
return 0;
}