Cod sursa(job #2265509)
Utilizator | Data | 21 octombrie 2018 12:34:28 | |
---|---|---|---|
Problema | Al k-lea termen Fibonacci | Scor | 0 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.48 kb |
#include <iostream>
#include <fstream>
using namespace std;
int main()
{
int n,f1=0,f2=1,f3,cont=1,result;
ifstream f("kfib.in");
ofstream g("kfib.out");
f>>n;
f.close();
if(n==1)
{
result=f2;
}
else
{
while(cont<n)
{
f3=f1+f2;
f1=f2;
f2=f3;
cont=cont+1;
}
result=f3;
g.close();
}
cout<<result;
return 0;
}