Cod sursa(job #844106)

Utilizator FlameingoAiordachioaei Marius Flameingo Data 28 decembrie 2012 20:21:48
Problema Factorial Scor 5
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.35 kb
Raporteaza aceasta sursa 
#include<cstdio>
using namespace std;
int main()
{
	/*for(int i=5;i<=5000;i+=5)
		printf("%d ",i);*/
	freopen("fact.in","r",stdin);freopen("fact.out","w",stdout);
	int s=0,i,k=5,l=0,a,h=1;
	scanf("%d",&a);
	for(i=5;l<a;i+=5)
	{
		if(i==k)
			k*=5,s++,l+=s;
		else
			if((i/5)%5==0)
				l+=s;
			else
				l++;
	}
	printf("%d",i-5);
}