Go: package main
import (
	"fmt"
	"os"
	"strconv"
	"bufio"
)

var sc = bufio.NewScanner(os.Stdin)

func main(){
	for sc.Scan(){
		n := nextInt()
		cnt := 0
		// 37以上のとき組み合わせは存在しないが省くのめんどくさいのでまとめて計算
		for a:=0; a<=9; a++{
			for b:=0; b<=9; b++{
				for c:=0; c<=9; c++{
					for d:=0; d<=9; d++{
						if a+b+c+d==n{
							cnt++
						}
					}
				}
			}
		}
		fmt.Println(cnt)
	}
}

func next()string{
	//sc.Scan()
	return sc.Text()
}

func nextInt()int{
	a, _ := strconv.Atoi(next())
	return a
}

C++: #include<bits/stdc++.h>

#define REP(i,s,n) for(int i=s;i<n;++i)
#define rep(i,n) REP(i,0,n)

using namespace std;

int ans[51];

int main() {
  rep(a,10) rep(b,10) rep(c,10) rep(d,10) ++ans[a+b+c+d];
  int n;
  while( cin >> n ) cout << ans[n] << endl;
  return 0;
}

C++: #include <bits/stdc++.h>
using namespace std;
typedef long long LL;

int main(){
	int n;
	while(cin>>n){
		int ans=0;
		for(int a=0;a<=9;a++)
			for(int b=0;b<=9;b++)
				for(int c=0;c<=9;c++)
					for(int d=0;d<=9;d++)
						if(a+b+c+d==n)
							ans++;
		cout<<ans<<endl;
	}
	return 0;
}

C++: #include <iostream>
using namespace std;

int main(){

	int a,b,c,d,n,count;

	while(cin>>n){
		count=0;
		for(a=0;a<=9;a++)for(b=0;b<=9;b++)for(c=0;c<=9;c++)for(d=0;d<=9;d++)
			if(a+b+c+d==n)
				count++;
		cout << count << endl;
	}

	return 0;
}

C++: #include<cstdio>
using namespace std;
int main()
{
	int n,c=0;
	while(scanf("%d",&n)!=EOF){
		c=0;
	for(int i=0;i<10;i++){
		for(int i2=0;i2<10;i2++){
			for(int i3=0;i3<10;i3++){
				for(int i4=0;i4<10;i4++){
					if(i+i4+i2+i3==n)c++;
				}
			}
		}
	}
	printf("%d\n",c);}
	return 0;
}

C++: #include <bits/stdc++.h>
#define int long long
using namespace std;
const int INF = 1e9 + 7, MOD = 1e9 + 7;
const long long LINF = 1e18;
const int dx[4] = {1, 0, -1, 0}, dy[4] = {0, 1, 0, -1};
signed main() {
	int n, ans = 0;
	cin >> n;
	for (int a = 0; a < 10; a++) {
		for (int b = 0; b < 10; b++) {
			for (int c = 0; c < 10; c++) {
				for (int d = 0; d < 10; d++) {
					if (a + b + c + d == n) {
						ans++;
					}
				}
			}
		}
	}
	cout << ans << endl;
	return 0;
}

C++: #include <bits/stdc++.h>
using namespace std;

int res;
int n;

void dfs(int u, int all)
{
	if(u == 4)
	{
		if(all == n) res ++;
		return;
	}
	
	for(int i = 0; i < 10; i ++ )
		dfs(u + 1, all + i);
}

int main()
{
	while(cin >> n)
	{
		res = 0;
		
		dfs(0, 0);
		
		cout << res << endl;
	}
}

C++: #include <cstdio>
#include <iostream>
#include <algorithm>
using namespace std;

int n;
int ans;

int main(void)
{
	int d[4][61] = {};

		for(int i = 0; i <= 9; i++)
			d[0][i]++;
		for(int i = 0; i < 3; i++){
			for(int j = 0; j <= 9; j++){
				for(int k = 0; k <= 50; k++){
					d[i+1][k+j] += d[i][k];
				}
			}
		}


	while(cin >> n, n){
		ans = 0;
	
		ans = d[3][n];
		cout << ans << endl;
	}


	return 0;
}

C++: #include <bits/stdc++.h>
using namespace std;
int main(){
	long long n;
	while(cin >> n){
		long long ans=0;
		if(n<=36){
			for(int a=0;a<=9;a++){
				for(int b=0;b<=9;b++){
					for(int c=0;c<=9;c++){
						if(n-a-b-c>=0 and n-a-b-c<10){
							ans++;
						}
					}
				}
			}
		}
		cout << ans << endl;
	}
	return 0;
}

C++: #include <iostream>
#include <iomanip>
#include <vector>
#include <string>
#include <stack>
#include <queue>
#include <deque>
#include <set>
#include <map>
#include <algorithm>
#include <sstream>
#include <cstdlib>
#include <cstring>
#include <functional>
#include <numeric>
#include <cmath>
#include <climits>
#include <limits>
#include <cfloat>
#include <fstream>
using namespace std;

int main()
{
	int in;
	cin >> in;

	int n = in % 4;
	vector <int> c (4, 0);

	for (int i = 0; i < n; ++i){
		c[i] = 1;
	} // end for

	sort (c.begin(), c.end() );

	int res = 0;
	do{
		++res;
//		for (int i = 0; i < c.size(); ++i){
//			cout << c[i] << ' ';
//		} // end for
		cout << endl;

	}while (next_permutation(c.begin(), c.end() ) );

	cout << res << endl;	
		
	return 0;
}

C++: #include<iostream>
using namespace std;

int main()
{
	int n,count=0;
	cin>>n;
	for(int i=0;i<=9;i++){
		for(int j=0;j<=9;j++){
			for(int k=0;k<=9;k++){
				for(int l=0;l<=9;l++){
					if(i+j+k+l==n) count++;
				}
			}
		}
	}
	cout<<count<<endl;
	return 0;
}

C++: #include<stdio.h>
#include<iostream>

int main(){
	int n,a,b,c,d,count;
	while(scanf("%d",&n)){
	count = 0;
	for(a=0;a<10;a++){
		for(b=0;b<10;b++){
			for(c=0;c<10;c++){
				for(d=0;d<10;d++){
					if(a+b+c+d == n) count = count + 1;
				}
			}
		}
	}
	printf("%d\n",count);
	}
	return 0;
}

C++: #include<bits/stdc++.h>
#define rep(i, x) for(int i = 0; i < (int)(x); i++)
#define reps(i, x) for(int i = 1; i <= (int)(x); i++)
#define UNIQUE(v) v..erase( unique(v.begin(), v.end()), v.end() );
#define Size(x) ((int)(x).size())
using namespace std;

int main(){
	int n;
	while(cin >> n){
		int cnt = 0;
		rep(a, 10){
			rep(b, 10){
				rep(c, 10){
					rep(d, 10){
						if(a + b + c + d == n) cnt++;
					}
				}
			}
		}
		cout << cnt << endl;
	}

	return 0;
}

C++: #include <stdio.h>
int main(void){
int n;
scanf("%d",&n);
int count=0;
for(int a=9;a>=0;a--){
for(int b=9;b>=0;b--){
for(int c=9;c>=0;c--){
for(int d=9;d>=0;d--){
if(a+b+c+d==n){
count++;
}
}
}
}
}
printf("%d\n",count);
return 0;
}

C++: #include<iostream>
using namespace std;
 
int main()
{
int n,combo=0;
while(cin>>n)
{

for(int a=0;a<=9;a++)

for(int b=0;b<=9;b++)

for(int c=0;c<=9;c++)

for(int d=0;d<=9;d++)

if(a+b+c+d==n)
combo++;


}

cout<<combo<<endl;
return 0;
}

C++: #include "bits/stdc++.h"
using namespace std;

typedef long long ll;
typedef unsigned long long ull;
typedef vector<int> veci;
typedef vector<ll> vecll;
typedef vector<string> vecs;
template<class T,class U> using Hash=unordered_map<T,U>;

#define REP(i, a, n) for(ll i = a; i < (ll)n; i++)
#define RREP(i, a, n) for(ll i = n-1; i >= (ll)a; i--)
#define rep(i, n) REP(i, 0, n)
#define rrep(i, n) RREP(i, 0, n)
#define MD 1000000007

template<class T> T read(){T a;cin >> a;return a;}
template<class T> void read(T& a){cin >> a;}
template<class T, class ...Args> void read(T& a, Args&... args){cin >> a; read(args...);} 
template<class T> void rarr(T a, int n){for(int i = 0; i < n; i++) {cin >> a[i];}}
template<char c = ' ',class T> void write(T a){cout << fixed << setprecision(4) << a << endl;}
template<char c = ' ',class T,class ...Args> void write(T a, Args... args){cout << fixed << setprecision(4) << a << c; write<c>(args...);}
template<class T> void warr(vector<T> a, const char* c = " "){cout << a[0];for(int i = 1; i < (int)a.size(); i++)cout << c << a[i];cout << endl;;}
template<class T> void warr(T a, int n, const char* c = " "){cout << a[0];for(int i = 1; i < n; i++)cout << c << a[i];cout << endl;}
void split(string s, string delim, veci& result){result.clear();string::size_type pos = 0;while(pos != string::npos){string::size_type p = s.find(delim, pos);if(p == string::npos){result.push_back(atoi(s.substr(pos).data()));break;}else {result.push_back(atoi(s.substr(pos, p - pos).data()));}pos = p + delim.size();}}
void split(string s, string delim, vecs& result){result.clear();string::size_type pos = 0;while(pos != string::npos){string::size_type p = s.find(delim, pos);if(p == string::npos){result.push_back(s.substr(pos));break;}else {result.push_back(s.substr(pos, p - pos));}pos = p + delim.size();}}
ull gcd(ull a, ull b){while(true){ull k = a % b;if(k == 0)return b;a = b;b = k;}}
ull comb(ull n, ull m){ull p=1;m=min(m,n-m);for(ull i=1;i<=m;i++){p*=n-i+1;p/=i;}return p;}

int main(void)
{
    int dp[5][100]={0};
    dp[0][0]=1;
    rep(i,4){
        rep(j,10){
            rrep(k,55){
                dp[i+1][k+j]+=dp[i][k];
            }
        }
    }
    while(!cin.eof()){
        string n;
        cin>>n;
        if(n=="")break;
        write(dp[4][atoi(n.c_str())]);
    }
    return 0;
}