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<cstdio>
#include<algorithm>
#include<vector>
#include<iostream>
#include<cstring>

using namespace std;

vector<long long int> list,oddlist;
int listcnt, oddlistcnt;

int oddrec(int target, int sum, int cnt, int maxcnt) {
    return 0;
    int res=0xFFFF;
    if(maxcnt<cnt) return 0xFFFE;
    if(sum == target) return cnt;
    for(int i=oddlistcnt-1; 0<=i; i--) {
        if(sum+oddlist[i] > target) continue;
        res = min(res, oddrec(target, sum+oddlist[i], cnt+1, maxcnt));
        if(res==0xFFFE) break;
    }
    return res;
}

int mama(int x,int ress){
    if(x==0) return ress;
    int tmp[oddlistcnt];
    memset(tmp,0,sizeof(tmp));
    for(int i=0;i<oddlistcnt;i++){
        tmp[i]=x/oddlist[i];
        if(tmp[i]==0) {
            ress+=tmp[i-1];
//            cout << "tmp[i-1]:" << tmp[i-1] <<endl;
//            cout << "x%tmp[i-1]:" << x%oddlist[i-1] <<endl;
            return mama(x%oddlist[i-1],ress);
            break;
        }
    }
}


int main(void) {
    for(long long int i=1; i*(i+1)*(i+2)/6<1e6; i++) {
        list.push_back(i*(i+1)*(i+2)/6);
        if(i*(i+1)*(i+2)/6 % 2)
            oddlist.push_back(i*(i+1)*(i+2)/6);
    }


    listcnt = list.size();
    oddlistcnt = oddlist.size();
    while(true) {
        int n;
        scanf("%d",&n);
        if(!n) break;

        int res=5, oddres=1000;
        for(int i=listcnt-1; 0<=i; i--) {
            if(list[i]>n) continue;
            if(list[i]==n){ res=1; break; }
            if(res<=2) continue;
            for(int j=listcnt-1; 0<=j; j--) {
                if(list[i] + list[j]>n) continue;
                if(list[i] + list[j]==n) res=2;
                if(res<=3) continue;
                for(int k=listcnt-1; 0<=k; k--) {
                    if(list[i] + list[j] + list[k]>n) continue;
                    if(list[i] + list[j] + list[k]==n) res=3;
                    if(res<=4) continue;
                    for(int l=listcnt-1; 0<=l; l--) {
                        if(list[i] + list[j] + list[k] + list[l]>n) continue;
                        if(list[i] + list[j] + list[k] + list[l]==n) res=4;
                        if(res<=4) break;
                    }
                }
            }
        }

        if((oddres=oddrec(n, 0, 0, 1))>=0xFFFE) {
            for(int i=2; ; i=i*3/2) {
                if((oddres=oddrec(n, 0, 0, i))<0xFFFE)
                    break;
            }
        }


        printf("%d %d\n",res,mama(n,0));
    }





    return 0;
}

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

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

    if(x==0)
      break;

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

    int coin[x];
    int coin_ki[x];
   
    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[x+1];
    fill(dp,dp + x + 1,100000);
  

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

    cout << dp[x] << " ";
    fill(dp,dp + x + 1,100000);
  
    //printf("%d\n",count_ki);
    dp[0]=0;
    for(int i = 0;i<x+1;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);
	}
      }
    }
   
    cout << dp[x] << endl;
  
    ///*/
  }
  return 0;
}

C++: 
#include <algorithm>
#include <cstdio>
#include <iostream>
#include <map>
#include <cmath>
#include <queue>
#include <set>
#include <sstream>
#include <stack>
#include <string>
#include <vector>
#include <stdlib.h>
#include <stdio.h>
#include <bitset>
#include <cstring>
using namespace std;
#define FOR(I,A,B) for(int I = (A); I < (B); ++I)
#define CLR(mat) memset(mat, 0, sizeof(mat))
typedef long long ll;
int main()
{
  ios::sync_with_stdio(false);
  cin.tie(0);
  int n;
  int v[110];
  FOR(i,0,110) v[i] = i * (i + 1) * (i + 2) / 6;

  int dp[1000006];
  FOR(i,0,1000006) dp[i] = 1e9;
  dp[0] = 0;
  FOR(i,0,1000006) {
    FOR(j,0,110) {
      if(i - v[j] >= 0) dp[i] = min(dp[i], dp[i - v[j]] + 1);
    }
  }

  int dp_even[1000006];
  FOR(i,0,1000006) dp_even[i] = 1e9;
  dp_even[0] = 0;
  FOR(i,0,1000006) {
    FOR(j,0,110) {
      if(v[j]%2 == 0) continue;
      if(i - v[j] >= 0) dp_even[i] = min(dp_even[i], dp_even[i - v[j]] + 1);
    }
  }
  while(cin>>n,n) {
    cout << dp[n] << " " << dp_even[n] << endl;
  }
  return 0;
}

C++: #include <bits/stdc++.h>
using namespace std;
const int MAX = 1e8;

signed
main(){
	int n;
	vector<int> odd, four;
	for(int i=1;i*(i+1)*(i+2)<=6*1e6;i++)
	{
			int tmp = i*(i+1)*(i+2)/ 6;
			if(tmp %2 == 1) odd.push_back(tmp);
			four.push_back(tmp);
	}

	//初期化
	vector<int> dp(1e6+5, MAX), dp_odd(1e6+5, MAX);
	dp[0] = 0;

	for(int i=1;i<=1e6;i++)
	{
			for(int j=0;j<four.size() and four[j]<=i;j++)
			{
					dp[i] = min(dp[i], dp[i-four[j]]+1);
			}
	}

	dp_odd[0] = 0;

	for(int i=1;i<=1e6;i++)
	{
			for(int j=0;j<odd.size() and odd[j]<=i;j++)
			{
					dp_odd[i] = min(dp_odd[i], dp_odd[i-odd[j]]+1);
			}
	}

	while(cin >> n && n!=0)
	{
			cout << dp[n] << " " << dp_odd[n] << endl;
	}
}