Cod sursa(job #1462085)

Utilizator bent_larsenSturzu Antonio-Gabriel bent_larsen Data 17 iulie 2015 00:57:09
Problema Nunta Scor 20
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.33 kb
Raporteaza aceasta sursa 
#include<cstdio>
using namespace std;

FILE *f = fopen("nunta.in","r");
FILE *g = fopen("nunta.out","w");
long long f0 = 1, f1 = 1;
int n;

int main()
{
	fscanf(f,"%d",&n);
	
	for(int i = 2;i <= n;++i)
	{
		f1 = f1 + f0;
		f0 = f1 - f0;
	}
	
	fprintf(g,"%lld\n",f1);
	
	fclose(f);
	fclose(g);
	
	return 0;
}