View Code of Problem 118

#include <iostream>
#include <string>
#include <algorithm>
#include <iomanip>
#include <vector>
#include <cmath>
#include<cstring>
using namespace std;
int main()
{
	double n;
	int k = 1;
	while (cin >> n)
	{
		double sum = 0;
		if (n <= 3)
			sum = 5;
		else
			sum = 5 + (n - 3)*1.5;
		if ((int)sum - sum != 0)
			sum = (int)sum + 1;
		cout << "Case #" << k++ << ": " << sum << endl;
	}
}