Go: package main

import (
	"bufio"
	"fmt"
	"math/big"
	"os"
	"strconv"
)

func CountPatterns(i int, patternNums []int) int {
	if patternNums[i] != 0 {
		return patternNums[i]
	}
	if i == 0 {
		return 1
	}
	patternNums[i] += CountPatterns(i-1, patternNums)
	if i > 1 {
		patternNums[i] += CountPatterns(i-2, patternNums)
	}
	if i > 2 {
		patternNums[i] += CountPatterns(i-3, patternNums)
	}
	return patternNums[i]
}

func Solve(N int) int {
	patternNums := MakeFilledInts(N+1, 0)
	return (CountPatterns(N, patternNums) + 3649) / 3650
}

func main() {
	for N := scan.Int(); N != 0; N = scan.Int() {
		ans := Solve(N)
		fmt.Println(ans)
	}
}

// --------------------------------------------------------------------------------
// Input

var scan = NewScanner()

type Scanner struct{ *bufio.Scanner }

func NewScanner() *Scanner {
	sc := bufio.NewScanner(os.Stdin)
	sc.Split(bufio.ScanWords)
	sc.Buffer(nil, 100000000)
	return &Scanner{sc}
}

func (s *Scanner) String() string {
	s.Scan()
	return s.Text()
}

func (s *Scanner) Strings(l int) []string {
	if l == 0 {
		return []string{}
	}
	sl := make([]string, l, l)
	for i := range sl {
		sl[i] = s.String()
	}
	return sl
}

func (s *Scanner) Int() int {
	n, _ := strconv.Atoi(s.String())
	return n
}

func (s *Scanner) Ints(l int) []int {
	if l == 0 {
		return []int{}
	}
	sl := make([]int, l, l)
	for i := range sl {
		sl[i] = s.Int()
	}
	return sl
}

func (s *Scanner) Int64() int64 {
	n, _ := strconv.ParseInt(s.String(), 10, 64)
	return n
}

func (s *Scanner) BigInt() *big.Int {
	return big.NewInt(s.Int64())
}

func (s *Scanner) BigInts(l int) []*big.Int {
	if l == 0 {
		return []*big.Int{}
	}
	sl := make([]*big.Int, l, l)
	for i := range sl {
		sl[i] = s.BigInt()
	}
	return sl
}

func (s *Scanner) Float64() float64 {
	f, _ := strconv.ParseFloat(s.String(), 64)
	return f
}

func (s *Scanner) Floats64(l int) []float64 {
	if l == 0 {
		return []float64{}
	}
	sl := make([]float64, l, l)
	for i := range sl {
		sl[i] = s.Float64()
	}
	return sl
}

// --------------------------------------------------------------------------------
// Output

const (
	Yes = "Yes"
	No  = "No"

	YES = "YES"
	NO  = "NO"
)

func PrintBool(v bool, trueStr, falseStr string) {
	if v {
		fmt.Println(trueStr)
	} else {
		fmt.Println(falseStr)
	}
}

// --------------------------------------------------------------------------------
// sort.BigIntSlice

type BigIntSlice []*big.Int

func (sl BigIntSlice) Len() int {
	return len(sl)
}

func (sl BigIntSlice) Less(i, j int) bool {
	return sl[i].Cmp(sl[j]) == -1
}

func (sl BigIntSlice) Swap(i, j int) {
	sl[i], sl[j] = sl[j], sl[i]
}

// --------------------------------------------------------------------------------
// Mint

const (
	Mod = 1000000007
)

type Mint int

func NewMint(value int) Mint {
	return Mint((value%Mod + Mod) % Mod)
}

func (x Mint) Add(y Mint) Mint {
	if v := x + y; v >= Mod {
		return v - Mod
	} else {
		return v
	}
}

func (x Mint) Sub(y Mint) Mint {
	if v := x + Mod - y; v >= Mod {
		return v - Mod
	} else {
		return v
	}
}

func (x Mint) Mul(y Mint) Mint {
	return (x * y) % Mod
}

func (x Mint) pow(n int) Mint {
	if n == 0 {
		return Mint(1)
	}
	a := x.pow(n >> 1)
	a = a.Mul(a)
	if n&1 != 0 {
		a = a.Mul(x)
	}
	return a
}

func (x Mint) Inverse() Mint {
	return x.pow(Mod - 2)
}

func (x Mint) Div(y Mint) Mint {
	return x * y.Inverse()
}

func (x Mint) Neg() Mint {
	return NewMint(int(-x))
}

// --------------------------------------------------------------------------------
// Factorial

type Factorial struct {
	fact        []Mint
	factInverse []Mint
}

func NewFactorial(n int) *Factorial {
	f := new(Factorial)
	f.init(n)
	return f
}

func (f *Factorial) init(n int) {
	fact := make([]Mint, n+1, n+1)
	fact[0] = NewMint(1)
	for i := 1; i <= n; i++ {
		fact[i] = fact[i-1].Mul(NewMint(i))
	}

	inv := make([]Mint, n+1, n+1)
	inv[n] = fact[n].Inverse()
	for i := n; i >= 1; i-- {
		inv[i-1] = inv[i].Mul(NewMint(i))
	}

	f.fact = fact
	f.factInverse = inv
}

func (f *Fa

C++: #include <iostream>
using namespace std;
int n , now = 0;
int saiki(int now){
	if( now == n )
		return 1;
	if( now > n )
		return 0;
	int res = 0;
	res += saiki(now+1)+saiki(now+2)+saiki(now+3);
	return res;
}
int main(){
	while(1){
		cin >> n;
		if( n==1 ){
			cout << 1 << endl;
			continue;
		}
		if( n==0 ) break;
		int count = saiki(0);
		count = count / 10;
		int x = count / 365 ;
		if(count%365>0)
			x ++;
		cout << x << endl;
}
}

C++: #include<iostream>

using namespace std;
int dp[31] ={1,2,4},step;
int main(){
  for(int i=3;i<31;i++){
    dp[i]=dp[i-1]+dp[i-2]+dp[i-3];
  }
  while(cin>>step,step){
    cout<<(dp[step-1])/3650+1<<endl;
  }
  
  return 0;
}

C++: #include<iostream>

using namespace std;

int main(){

	int n;
	int dp[32];
	int ans;

	memset(dp, 0, sizeof(dp));

	while(n>0){

		cin >> n;

		for(int i=1; i<=n; i++){
			if(i==1 ||  i==2 ){dp[i] = i;}
			else if(i==3){dp[i] = 4;}
			else{
				dp[i] = dp[i-1]+dp[i-2]+dp[i-3];
			}
		}

		ans = dp[n] / 3650;
		if(dp[n]%3650 != 0){
			ans++;
		}

		cout << ans << endl;

	}

	return 0;
}

C++: #include <bits/stdc++.h>
#define rep(i, n) for (ll i = 0; i < n; i++)
#define PI 3.14159265358979323846
#define v vector<long long>
using namespace std;
using ll = long long;

// ----本問について----
// 問題：観音堂
// 問題文URL：https://onlinejudge.u-aizu.ac.jp/problems/0168
// 所要時間：15分
// 学んだこと：DPの基礎
// ------------------

// ----ここから本問のソースコード----

const ll N_MAX = 30 + 10;

// グローバル変数（入力）
ll n, dp[N_MAX];

ll solve(ll i) {                     // メモ化再帰（？）
  if (dp[i] != -1) { return dp[i]; } // 計算済みならその値を返す

  if (i == 0) {
    dp[i] = 1;
  } else if (i == 1) {
    dp[i] = solve(i - 1);
  } else if (i == 2){
    dp[i] = solve(i - 1) + solve(i - 2);
  } else {
    dp[i] = solve(i - 1) + solve(i - 2) + solve(i - 3);
  }

  return dp[i];
}

int main() {
  // cout << fixed << setprecision(10);
  rep(i, N_MAX) { dp[i] = -1; }
  while (cin >> n && n > 0){
    cout << ceil(solve(n)/3650.0) << endl;
  }

  return 0;
}

C++: #include<iostream>
#include<vector>
#include<map>

using namespace std;

struct Memo
{

  int count;
  bool flag;

  Memo()
  {
    count = 0;
    flag = false;
  }

};

Memo memo[31][4];

int ProgressNumberOfYears(int step_num, int step_kind)
{

  int kind_count = 0;


  if(step_num == 0) return 1;
  else if(step_num < 0)  return 0;
  else if(memo[step_num][step_kind].count)  return memo[step_num][step_kind].count;
  for(int i = 1; i < 4; ++i) kind_count = kind_count + ProgressNumberOfYears(step_num - i,i);


  memo[step_num][step_kind].count = kind_count;
  //memo[step_num][step_kind].flag = true;

  return kind_count;

}

int main()
{

  int step_num;

  while(cin >> step_num && step_num != 0) cout << ProgressNumberOfYears(step_num,0)/10/365 + 1<< endl;

  return 0;

}

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


int main() {
    int n;
    long long count[31];

    fill(count, count+31, 0);
    count[0] = 1;
    for (int i = 1; i <= 30; i++) {
        count[i] += count[i-1];
        if (i >= 2) {
            count[i] += count[i-2];
        }
        if (i >= 3) {
            count[i] += count[i-3];
        }
    }

    while (cin >> n, n) {
        cout << (count[n] / 3650 + (count[n]%3650 > 0)) << endl;
    }

    return 0;
}

C++: #include<iostream>
#include<vector>
#include<math.h>
using namespace std;

int main() {
  int a;
  int dp[31] = {1};
  for(int i = 0; i < 31; i++) {
    for(int j = 1; j <= 3; j++) {
      dp[i + j] += dp[i];
    }
  }
  while(cin >> a) {
    if(a == 0) break;
    if(dp[a] % 3650 == 0) {
      cout << dp[a] / 3650 << endl;
    }else {
      cout << dp[a] / 3650 + 1 << endl;
    }
  }
}