Go: package main

import (
	"bufio"
	"fmt"
	"os"
	"strconv"
)

func main() {
	scanner := bufio.NewScanner(os.Stdin)

	for scanner.Scan() {
		count := 0
		for i := 9; i >= 0; i-- {
			numCpy, _ := strconv.Atoi(scanner.Text())
			if numCpy-i >= 0 {
				for j := 9; j >= 0; j-- {
					numCpyi := numCpy - i
					if numCpyi-j >= 0 {
						for k := 9; k >= 0; k-- {
							numCpyj := numCpyi - j
							if numCpyj-k >= 0 {
								for l := 9; l >= 0; l-- {
									numCpyk := numCpyj - k
									if numCpyk-l == 0 {
										count++
										break
									}
								}
							}
						}
					}
				}
			}
		}
		fmt.Println(count)
	}

}

C++: /*
 * http://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=0008
 */
#include <iostream>
#include <vector>

using namespace	std;

int
main()
{
	ios_base::sync_with_stdio(false);

	vector<int> m(51);
	for (int i = 0; i < 10000; i++) {
		m[ i % 10 + i / 10 % 10 + i / 100 % 10 + i / 1000 ]++;
	}

	int n;
	while (cin >> n) {
		cout << m[n] << endl;
		cin.ignore();
	}
	return 0;
}

C++: #include <iostream>

using namespace std;

int main(){
	int a, b, c, d, n;
	int x = 0;
	
	while(cin >> n){
		for(int i = 0;i <10;i++){
			for(int j = 0; j < 10; j++){
				for(int k = 0; k < 10; k++){
					for(int l = 0; l < 10; l++){
						if(i + j + k + l == n){
							x++;
						}
					}
				}
			}
		}
		cout << x << endl;
		x = 0;
	}
	
	return 0;
}

C++: #include <iostream>
#include <cmath>

using namespace std;
int main() {
  int N;
  int money = 100;
  cin >> N;
  for (int i = 0; i < N; i++) {
    money = ceil(money * 1.05);
  }
  cout << money * 1000 << endl;
  return 0;
}

C++: #include <iostream>
using namespace std;
int main(){
	int n,g,ans=0;
	while(1){
	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++){
					g=a+b+c+d;
					if(g==n)ans++;
				}
			}
		}
	}
	cout<<ans<<endl;
	ans=0;
	}
	return 0;
}

C++: //↓template↓

#include "bits/stdc++.h"
using namespace std;
#define Would
#define you
#define all(n)  n.begin(),n.end()
const long long INF = 1e18;
const long long MOD = 1e9 + 7;
const double pi = acos(-1);
const int SIZE = 1 << 17;
int dx[] = { 1,0,-1,0 }, dy[] = { 0,1,0,-1 }, alp[30];
long long fac[200005], finv[200005], inv[200005];
vector<long long>dij;
struct edge { long long to, cost; };
vector<vector<edge> >G;

long long mod_pow(long long a, long long b) {
	long long res = 1, mul = a;
	for (int i = 0; i < 31; ++i) {
		if (b >> i & 1) {
			res *= mul;
			res %= MOD;
		}
		mul = (mul * mul) % MOD;
	}

	return res;
}

void addedge(int from, int to, int cost) {
	G[from].push_back({ to,cost });
	G[to].push_back({ from,cost });
}

//↑template↑

int main() {
	int n;
	while (cin >> n) {
		int ans = 0;
		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) { ++ans; }
					}
				}
			}
		}
		cout << ans << endl;
	}
}

C++: #include<stdio.h>
#include<stdlib.h>
    int main(void){
    int i,j,k,l,n,m,cut;
    while(scanf("%d",&n), n!=EOF){
    cut=0;
    for(i=0;i<10;i++){
        for(j=0;j<10;j++){
            for(k=0;k<10;k++){
                for(l=0;l<10;l++){
                    m=i+j+k+l;
                    if(n==m){
                        cut++;
                    }
                }
            }
        }
    }
        printf("%d",cut);
    }
    return 0;
    }

C++: #include<iostream>
#define rep(i,n) for(int i=0;i<n;i++)
using namespace std;

int main(){
  int n;
  while(cin >> n){

    int ans = 0;
    rep(a,10)rep(b,10)rep(c,10)rep(d,10){
      if(a+b+c+d == n)ans++;
    }
    cout << ans << endl;
  }
}

C++: #include <iostream>
using namespace std;
#define rep(i,n) for(int i=0;i<(n);++i)
int main(){
	int n,a,ans=0;
	while(cin >> n){
		rep(i,10){
			rep(j,10){
				rep(k,10){
					a=n-i-j-k;
					if(a>=0 && a<10){
						ans++;
					}
				}
			}
		}
		cout << ans << endl;
	}
}

C++: #include "stdio.h"

int main()
{
    int n;
    while(scanf("%d", &n) != EOF)
    {
        int count = 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)
                            count++;
                    }
                }
            }
        }
        printf("%d\n", count);
    }
    return 0;
}

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

int main(){
  int n,a,b,c,d;
  while(cin >> n){
    int ans = 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) ans++;
          }
        }
      }
    }
    cout << ans << endl;
  }
}

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

int main(void)
{
  int n;
  int counter;
  int a, b, c, d;
  while(cin >> n){
    
    counter = 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){
	      counter++;
	    }
	  }
	}
      }
    }	   
  
  cout << counter << endl;
  }
  
  
  return 0;
}

C++: #include <iostream>

using namespace std;

int main(void) {
  int n = 0;
  cin >> n;

  int num = 0;
  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) num++;
        }
      }
    }
  }

  cout << num << '\n';

  return 0;
}

C++: #include <iostream>
using namespace std;
int main(void){
    int n,t,count;
    while (cin >> n){
        count = 0;
        for (int i = 0; i < 10; i++){
            for (int j = 0; j < 10; j++){
                for (int k = 0; k < 10; k++){
                    t = n - (i + j + k);
                    if(0 <= t && t < 10)   count++;
                }
            }
        }
        cout << count << endl;
    }
}

C++: #include<iostream>

using namespace std;
int N;
int Sum = 0;
int main()
{
    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)
                    {
                        Sum++;
                    }
                }
            }
        }
    }

    cout << Sum << endl;
}

C++: #include <iostream>
#include <string>
using namespace std;
int main()
{
	int a = 0, b = 0;
	while (cin >> a)
	{
		for (int i = 0; i < 10; i++)
		{
			for (int j = 0; j < 10; j++)
			{
				for (int k = 0; k < 10; k++)
				{
					for (int l = 0; l < 10; l++)
					{
						if (i + j + k + l == a)
						{
							b++;
						}
					}
				}
			}
		}
	}
	cout << b << endl;
	
	return 0;
}

C++: #include <iostream>
using namespace std;
#define rep(i,n) for(int i = 0; i < n ; i++)
int n, memo[52];
void init(){
  rep(i,10)rep(j,10)rep(k,10)rep(l,10)memo[i+j+k+l]++;
}
int main(){
  init();
  while(cin >> n){
    cout << memo[n] << endl;
  }
  return 0;
}

C++: #include <stdio.h>
int main(void){
int n;
while(scanf("%d",&n)!=EOF){
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;
  while (cin >> n) {
    int x = 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) x++;
          }
    cout << x << endl;
  }
}