View Code of Problem 31

#include<iostream>
#include<vector>
#include<algorithm>
#include<iomanip>
#include<string>
#include<cmath>

using namespace std;

int main()
{
	long k;
	while (cin >> k) {

		long res = 23 + (k - 1) * 3 * 5 * 7;	//满足要求的数都可以整除3 * 5 * 7, 然后再除23看余数就行了
		cout << res << endl;	
	}
}