Problem:
Score : 100 points

Problem Statement

Takahashi is going to set a 3-character password.

How many possible passwords are there if each of its characters must be a digit between 1 and N (inclusive)?

Constraints

1 \leq N \leq 9

N is an integer.

Input

Input is given from Standard Input in the following format:

N

Output

Print the number of possible passwords.

Sample Input 1

2

Sample Output 1

8

There are eight possible passwords: 111, 112, 121, 122, 211, 212, 221, and 222.

Sample Input 2

1

Sample Output 2

1

There is only one possible password if you can only use one kind of character.

Solution in C++14 (GCC 5.4.1) (judge verdict: Accepted)

#include <iostream>
#include<math.h>
#include<list>
#include <algorithm>
#include<set>
#include<vector>
#include<math.h>
#include<map>
using namespace std;
using ll = long long;
using vll = vector<long long>;
using sll = set<long long>;

template<typename T>
T gcd(T a, T b) { return b ? gcd(b, a % b) : a; }

#define in(x) cin >> x
#define out(x) cout << x
#define outn(x) cout << x << '\n'
#define outs(x) cout << x << ' '
#define rep(i,s,e) for(long i=s;i<e;i++)
#define repeq(i,s,e) for(long i=s;i<=e;i++)


int main() {
	ll n;
	in(n);

	outn(pow(n, 3));

	return 0;
}