Binomial Coefficient Formula-3(Short-Cut)

#include<bits/stdc++.h>
#define ll unsigned long long int
using namespace std;
int main()
{
    ll maxn, n, k;

    cout << "Enter Row Number :: ";
    cin >> maxn;

    ll c[maxn+1][maxn+1];

    c[0][0] = 1;

    for(n=1;n<=maxn;n++)
    {
        c[n][0] = c[n][n] = 1;
        for(k=1;k<n;k++)
            c[n][k] = c[n-1][k-1] + c[n-1][k];
    }

    cout << "Binomial Coefficient is :: " << endl;
    for(n=0;n<=maxn;n++)
    {
        for(ll s=1;s<=maxn-n;s++)
            cout <<" ";
        for(ll i=0;i<=n;i++)
            cout << c[n][i] << " ";

        cout << endl;
    }

    return 0;
}