Go: package main

import (
	"bufio"
	_ "container/heap"
	"fmt"
	"os"
	_ "sort"
	"strconv"
)

// I/O
type Scanner struct {
	sc *bufio.Scanner
}

func NewScanner() *Scanner {
	sc := bufio.NewScanner(os.Stdin)
	sc.Split(bufio.ScanWords)
	sc.Buffer(make([]byte, 1024), int(1e+9))
	return &Scanner{sc}
}

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

func (s *Scanner) nextInt() int {
	i, e := strconv.Atoi(s.nextStr())
	if e != nil {
		panic(e)
	}
	return i
}

func (s *Scanner) nextFloat() float64 {
	f, e := strconv.ParseFloat(s.nextStr(), 64)
	if e != nil {
		panic(e)
	}
	return f
}

func (s *Scanner) nextRuneSlice() []rune {
	return []rune(s.nextStr())
}

func (s *Scanner) nextIntSlice(n int) []int {
	res := make([]int, n)
	for i := 0; i < n; i++ {
		res[i] = s.nextInt()
	}
	return res
}

func (s *Scanner) nextFloatSlice(n int) []float64 {
	res := make([]float64, n)
	for i := 0; i < n; i++ {
		res[i] = s.nextFloat()
	}
	return res
}

// Arithmetic
func max(nums ...int) int {
	m := nums[0]
	for _, i := range nums {
		if m < i {
			m = i
		}
	}
	return m
}

func min(nums ...int) int {
	m := nums[0]
	for _, i := range nums {
		if m > i {
			m = i
		}
	}
	return m
}

func abs(x int) int {
	if x > 0 {
		return x
	}
	return -x
}

func pow(x, y int) int {
	res := 1
	for i := 0; i < y; i++ {
		res *= x
	}
	return res
}

func ceil(a, b int) int {
	if a%b == 0 {
		return a / b
	} else {
		return a/b + 1
	}
}

func gcd(a, b int) int {
	if b == 0 {
		return a
	}
	return gcd(b, a%b)
}

func lcm(a, b int) int {
	return a / gcd(a, b) * b
}

// Sort
type RuneSlice []rune

func (a RuneSlice) Len() int           { return len(a) }
func (a RuneSlice) Less(i, j int) bool { return a[i] < a[j] }
func (a RuneSlice) Swap(i, j int)      { a[i], a[j] = a[j], a[i] }

// Main
const MOD = int(1e+9) + 7
const INF = 1 << 60

func main() {
	sc := NewScanner()
	wtr := bufio.NewWriter(os.Stdout)
	defer wtr.Flush()
	var nums []int
	for i := 1; i < 2*100+1; i++ {
		nums = append(nums, i*(i+1)*(i+2)/6)
	}
	var ins []int
	N := 0
	for true {
		n := sc.nextInt()
		if n == 0 {
			break
		}
		ins = append(ins, n)
		N = max(N, n)
	}
	dp := make([]int, N+1)
	dp2 := make([]int, N+1)
	for i := 1; i < N+1; i++ {
		dp[i] = INF
		dp2[i] = INF
	}
	for i := 0; i < len(nums); i++ {
		n := nums[i]
		if n > N {
			break
		}
		for j := 0; j < N+1; j++ {
			if j >= n {
				dp[j] = min(dp[j], dp[j-n]+1)
				if n%2 != 0 {
					dp2[j] = min(dp2[j], dp2[j-n]+1)
				}
			}
		}
	}
	for i := 0; i < len(ins); i++ {
		fmt.Fprintln(wtr, dp[ins[i]], dp2[ins[i]])
	}
}

C++: #include <iostream>
#include <iomanip>
#include <string>
#include <sstream>
#include <algorithm>
#include <vector>
#include <utility>
#include <stack>
#include <queue>
#include <map>
#include <set>
#include <functional>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <cmath>
 
using namespace std;
 
#define rep(i,n) for(int i=0; i<(n); i++)
#define repc(i,s,e) for(int i=(s); i<(e); i++)
#define pb(n) push_back((n))
#define mp(n,m) make_pair((n),(m))
#define all(r) r.begin(),r.end()
#define fi first
#define se second
 
typedef long long ll;
typedef vector<int> vi;
typedef vector<vi> vii;
typedef vector<ll> vl;
typedef vector<vl> vll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

typedef pair<int, pii> pip;
 
 
 
const int INF = 1000000;
const double EPS = 1e-8;
const int mod = 1e9 + 7;
 
int dp[1000010];
int dp2[1000010];

int main(){
	int a = 1, b;
	vi v;
	vi u;
	while((b = a*(a+1)*(a+2)/6)<1e6){
		v.pb(b);
		if(b%2 == 1){
			u.pb(b);
		}
		a++;
	}
	//cout<<v.size()<<endl;
	for(int i = 0; i < 1000010; i++){
		dp[i] = INF;
		dp2[i] = INF;
	}
	dp[0] = 0;
	dp2[0] = 0;
	for(int i = 0; i < v.size(); i++){
		for(int j = v[i]; j < 1000010; j++){
			dp[j] = min(dp[j], dp[j-v[i]]+1);
			if(i < u.size() && j >= u[i]){
				dp2[j] = min(dp2[j], dp2[j-u[i]]+1);
			}
		}
	}
	//cout<<"OK"<<endl;
	int n;
	while(cin>>n && n > 0){
		cout<<dp[n]<<" "<<dp2[n]<<endl;
	}
}

C++: #include <cstdio>
#include <iostream>
#include <string>
#include <vector>
#include <sstream>
#include <map>
#include <set>
#include <queue>
#include <algorithm>
#include <cmath>
#include <cstdlib>
#include <cstring>
#include <typeinfo>
#include <numeric>
#include <functional>
#include <unordered_map>
#include <bitset>


using namespace std;
using ll = long long;
using ull = unsigned long long;

const ll INF = 1e16;
const ll MOD = 1e9 + 7;

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



int main() {
    int s4[101];
    vector<int> s4_k;
    REP(i, 101){
        s4[i] = i * (i + 1) * (i + 2) / 6;
        if(s4[i] & 1){
            s4_k.push_back(i * (i + 1) * (i + 2) / 6);
            // cout << s4[i] << endl;
        }
    }
    
    int n;
    cin >> n;
    while(n != 0){
        vector<int> dp(n + 1, 1e9);
        dp[0] = 0;
        
        for(int i = 1; i <= 101; i++){
            REP(j, n + 1){
                if(s4[i - 1] <= j){
                    dp[j] = min(dp[j], dp[j - s4[i - 1]] + 1);
                }
            }
        }
        
        /*
        REP(i, 5){
            REP(j, n + 1){
                cout << dp[i][j] << ' ';
            }
            cout << endl;
        }
        */
        
        cout << dp[n] << ' ';
        
        
        
        REP(i, s4_k.size() + 1){
            REP(j, n + 1){
                dp[j] = 1e9;
            }
        }
        dp[0] = 0;
        
        for(int i = 1; i <= s4_k.size(); i++){
            REP(j, n + 1){
                if(s4_k[i - 1] <= j){
                    dp[j] = min(dp[j], dp[j - s4_k[i - 1]] + 1);
                }
            }
        }
        
        /*
        REP(i, 5){
            REP(j, n + 1){
                cout << dp[i][j] << ' ';
            }
            cout << endl;
        }
        */
        
        cout << dp[n] << endl;
        
        
        
        cin >> n;
    }
}

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

int main(void)
{
  for(;;){
    int x;
    cin >> x;

    if(x==0)
      break;

    int count=0;
    int count_ki=0;
    int tmp;
    

    int coin[100000];
    int coin_ki[100000];
   
    int tmp2=0;
  
    for(int i=1;i<x;i++){
      tmp=i*(i+1)*(i+2)/6;
      if(tmp>x)break;
      coin[i-1]=tmp;
      count=i;
      if(coin[i-1]%2==1){
	coin_ki[tmp2++]=coin[i-1];
	count_ki=tmp2;
      }
    }
    int dp[100000];
    
    for(int i=0;i<100000;i++)
      dp[i]=100000;

    dp[0]=0;
    for(int i = 0;i<x;i++){
      for(int j=0;j<count-1;j++){
	if(i+coin[j]<=x){
	  //dp[i+coin[j]]=min(dp[i+coin[j]],dp[i]+1);
	  tmp=min(dp[i+coin[j]],dp[i]+1);
	  dp[i+coin[j]]=tmp;
	}
      }
    }


    //int ans1=dp[x];

  
    for(int i=0;i<100000;i++)
      dp[i]=100000;


    dp[0]=0;
    for(int i = 0;i<x;i++){
      for(int j=0;j<count_ki;j++){
	if(i+coin_ki[j]<=x){
	  //dp[i+coin_ki[j]]=min(dp[i+coin_ki[j]],dp[i]+1); 
	  tmp=min(dp[i+coin_ki[j]],dp[i]+1);
	  dp[i+coin_ki[j]]=tmp;
	}
      }
    }
   
    
    //int ans2=dp[x];
    
    printf("%d %d\n",1,2);
  }
  return 0;
}