View Code of Problem 118

#include <stdio.h>
#include <string.h>
#include <math.h>
int main()
{
	int sum=0;
	float a;
	int n,i;
	while(scanf("%d",&n)!=EOF)
	{
		a=5;

		sum++;
		if(n<=3)
		{
			printf("Case #%d: 5\n",sum);
		}
		else
		{
		   for(i=3;i<n;i++)
		   {
			   a=a+1.5;
		   }
		   a=ceil(a);
		   printf("Case #%d: %.0f\n",sum,a);
		}

	}

}