Cod sursa(job #900873)
Utilizator | Data | 28 februarie 2013 22:22:43 | |
---|---|---|---|
Problema | Al k-lea termen Fibonacci | Scor | 95 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.4 kb |
#include<fstream>
using namespace std;
long long x=1,y=1,z;
void fib(long long k)
{
long long i;
for(i=3;i<=k;i++)
{
z=(x+y)%666013;
x=y;
y=z;
}
}
int main()
{
long long n;
fstream f("kfib.in",ios::in);
fstream g("kfib.out",ios::out);
f>>n;
n=n%(666013*2+2);
fib(n);
g<<z;
f.close();
g.close();
return 0;
}