Cod sursa(job #2093509)

Utilizator Sebi01Who This Sebi01 Data 23 decembrie 2017 21:17:55
Problema Al k-lea termen Fibonacci Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.3 kb
Raporteaza aceasta sursa 
#include <fstream>
using namespace std;

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

int main()
{
   int a,b,n,i,c;

   a=b=1;
   f>>n;
   if(n<=2)g<<1;
   for(i=3;i<=n;i++)
   {
       c=a+b;
       a=b;
       b=c;
   }
    g<<b;
    f.close();
    g.close();
    return 0;}