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 <bits/stdc++.h>
using namespace std;
int main(){
  int i,j,k,b[1000001],c[1000001],a[200],n;
  for(i=0;a[i-1]<1000000;i++)a[i]=i*(i+1)*(i+2)/6;
  for(j=0;j<=1000000;j++)b[j]=c[j]=j;
  for(j=2;j<i;j++)for(k=a[j];k<=1000000;k++){
    b[k]=min(b[k],b[k-a[j]]+1);
    if(a[j]%2)c[k]=min(c[k],c[k-a[j]]+1);
  }
while(cin>>n,n)cout<<b[n]<<' '<<c[n]<<endl;
return 0;
}

C++: //http://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=1167&lang=jp

#include<iostream>
#include<fstream>

#define Max_Len 1000000

using namespace std;

int triCalc(int num){
	static int count[Max_Len];
	static int triangle[Max_Len];
	static bool f = true;
	if (f){//初期化
		for (int i = 0; i < Max_Len; i++)
			count[i] = triangle[i] = Max_Len;
		f = false;
	}
	int triNum;

	int i = 1;
	while (i * (i + 1) * (i + 2) / 6 <= num)i++;
	i--;
	triNum = i * (i + 1) * (i + 2) / 6;

	if (triNum == num)return 1;
	while (num / 5 < triNum){
		if (triangle[num - triNum] == Max_Len){
			if (count[num] > triCalc(num - triNum) + 1)
				count[num] = triCalc(num - triNum) + 1;
		}
		else if (count[num] > triangle[num - triNum] + 1)
			count[num] = triangle[num - triNum] + 1;

		i--;
		triNum = i * (i + 1) * (i + 2) / 6;
	}
	return triangle[num] = count[num];
}

int oddCalc(int num){
	static int count[Max_Len];
	static int triangle[Max_Len];
	static bool f = true;
	if (f){//初期化
		for (int i = 0; i < Max_Len; i++)
			count[i] = triangle[i] = Max_Len;
		f = false;
	}
	int triNum;

	int i = 1;
	while (i * (i + 1) * (i + 2) / 6 <= num)i++;
	i--;
	while ((i * (i + 1) * (i + 2) / 6 )% 2 == 0)i--;
	triNum = i * (i + 1) * (i + 2) / 6;

	if (triNum == num)return 1;
	while (i > 0){
		if (triangle[num - triNum] == Max_Len){
			if (count[num] > oddCalc(num - triNum) + 1)
				count[num] = oddCalc(num - triNum) + 1;
		}
		else if (count[num] > triangle[num - triNum] + 1)
			count[num] = triangle[num - triNum] + 1;

		i--;
		while ((i * (i + 1) * (i + 2) / 6) % 2 == 0)i--;
		triNum = i * (i + 1) * (i + 2) / 6;
	}
	return triangle[num] = count[num];
}

int main(){

	int n;

	while (true){
		cin >> n;
		if (n == 0)break;

		cout << triCalc(n) << " " << oddCalc(n) << endl;
	}

	return 0;
}

C++: #include<bits/stdc++.h>
using namespace std;
static const int MAX_N = 1000000;
static const int INF = 1 << 30;

int n;
vector<int> va, vb;
int memo[2][MAX_N + 1], memo2[2][MAX_N + 1];

int main(){
	for(int i = 1; ; i++){
		int num = i * (i + 1) * (i + 2) / 6;
		if(num > MAX_N) break;
		va.push_back(num);
		if(num % 2) vb.push_back(num);
	}
	fill(memo[0], memo[2], INF);
	memo[0][0] = 0;
	for(int i = 0; i < va.size(); i++){
		for(int j = 0; j <= MAX_N; j++){
			if(j - va[i] < 0) memo[1][j] = memo[0][j];
			else memo[1][j] = min(memo[0][j], min(memo[0][j - va[i]] + 1, memo[1][j - va[i]] + 1));
		}
		for(int j = 0; j <= MAX_N; j++) memo[0][j] = memo[1][j];
	}
	fill(memo2[0], memo2[2], INF);
	memo2[0][0] = 0;
	for(int i = 0; i < vb.size(); i++){
		for(int j = 0; j <= MAX_N; j++){
			if(j - vb[i] < 0) memo2[1][j] = memo2[0][j];
			else memo2[1][j] = min(memo2[0][j], min(memo2[0][j - vb[i]] + 1, memo2[1][j - vb[i]] + 1));
		}
		for(int j = 0; j <= MAX_N; j++) memo2[0][j] = memo2[1][j];
	}
	for(;;){
		scanf("%d", &n);
		if(n == 0) break;
		printf("%d %d\n", memo[0][n], memo2[0][n]);
	}
	return 0;
}

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

#define min(a, b) ((a < b) ? a : b)

using namespace std;

const int SIZE = 181 + 1;
const int MAX = 1000000;

int T[SIZE];
int cost1[MAX], cost2[MAX];

int main( void )
{	
	for(int i=0; i < SIZE; ++i) T[i] = i * (i + 1) * (i + 2) / 6;

	memset(cost1, 9, sizeof(cost1));
	for(int i=0; i < MAX; ++i) cost2[i] = MAX;
	cost1[0] = cost2[0] = 0;
	for(int i=0; i < MAX; ++i) {
		if(cost1[i] < 6) {
			for(int j=0; j < SIZE; ++j) {
				if(i + T[j] < MAX)
					cost1[i + T[j]] = min(cost1[i + T[j]], cost1[i] + 1);
			}
		}
		if(cost2[i] < MAX) {
			for(int j=0; j < SIZE; ++j) {
				if(T[j] & 1) {
					if(i + T[j] < MAX)
						cost2[i + T[j]] = min(cost2[i + T[j]], cost2[i] + 1);
				}
			}
		}
	}
	int n;
	while(cin >> n, n) {
		cout << cost1[n] << ' ' << cost2[n] << endl;
	}
	return 0;
}