184542025-10-23 12:54:48ubormaciDíjazáscpp17Accepted 100/10057ms7132 KiB
#include <iostream>
#include <algorithm> // for sort, mainly
#include <vector>
#include <map>
#include <set>
#include <cmath>
#include <array>
#include <string>
#include <cstdio>
#include <iterator>
#include <unordered_set>
#include <cstdint> // for int64_t, int32_t, etc
#include <queue>
#include <stack>
#include <deque>
#include <numeric> // gcd, lcm
#include <fstream>
#include <bitset> // for bitset
#include <iomanip>
#include <cassert> // for set with custom ordering
#include <type_traits> // for set with custom ordering
#include <utility> // for swap, forward, etc
using namespace std;

#pragma GCC optimize("O2")
// #pragma GCC optimize("O1","O2","O3","Ofast","unroll-loops")
//#pragma GCC target("sse","sse2","sse3","sse4.1","sse4.2","avx","avx2","fma")

template<typename A, typename B> ostream& operator<<(ostream &os, const pair<A, B> &p) { return os << '(' << p.first << ", " << p.second << ')'; }
template<typename T_container, typename T = typename enable_if<!is_same<T_container, string>::value, typename T_container::value_type>::type> ostream& operator<<(ostream &os, const T_container &v) { os << '{'; string sep; for (const T &x : v) os << sep << x, sep = ", "; return os << '}'; }
void dbg_out() { cout << endl; }
template<typename Head, typename... Tail> void dbg_out(Head H, Tail... T) { cout << ' ' << H; dbg_out(T...); }
#ifdef LOCAL
#define dbg(...) cout << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
#else
#define dbg(...)
#endif

/*
 *
 * notes:
 *
 * int64_t
 * stoi(string s) -> string to int
 * to_string() -> int (or else) to string
 *
 * vector declaration:
 * vector<ll> v(n, 0)
 * vector<vector<ll>> v(n, vector<ll>(n, 0));
 *
 * {if statement} ? {truth value} : {false value}
 *
 * set lower bound/upper bound:
 * 	// . . . m1 . . . d . . . . m2
 *    auto m1_it = b.lower_bound(d);
 *    advance(m1_it, -1);
 *    m1 = *m1_it;
 *	m2 = *b.upper_bound(d);
 *
 * #ifdef LOCAL
 *    freopen("in.txt","r",stdin);
 *    freopen("out.txt","w",stdout);
 * #endif
 *
 * constexpr auto lcm(auto x, auto... xs)
 * {
 *	return ((x = std::lcm(x, xs)), ...);
 * }
 *
 * std::gcd(int a, int b)
 *
 * cout << setprecision(n);
 *
 * set with custom ordering
 * set<ll, decltype(&cmp)> qu(cmp);
 *
 */

typedef int64_t ll;

vector<vector<ll>> sol;

ll gauss(ll n) {

    return (n * (n+1))/2;

}   

ll getsum(ll a, ll b) {

    return gauss(b) - gauss(a-1);

}

void proc(ll curr, vector<ll> v, ll h) {

    // h = moneyleft

    if(curr == 0) {
        v[0] = h;
        sol.push_back(v);
        return;
    }else{

        for(ll i = v[curr+1]+1; i <= h; i++) {

            ll rem = h - i; 
            ll needed = getsum(i+1, i + curr);
            if(needed > rem) {
                break;
            }

            v[curr] = i;
            proc(curr - 1, v, rem);

        }

    }

}

void solve() {

    ll n, w;
    n = 3;
    cin >> w;

    vector<ll> v(n+1, 0);
    proc(n-1, v, w);

    sort(sol.rbegin(), sol.rend());

    for(const auto & s : sol) {
        for(const auto & x : s) {
            if(x == 0) {
                break;
            }
            cout << x << " ";
        }
        cout << "\n";
    }

}

int main()
{
    std::ios_base::sync_with_stdio(false);
    //cin.tie(nullptr);
    //cout.tie(nullptr);

    solve();

    return 0;
}
SubtaskSumTestVerdictTimeMemory
subtask10/0
1Accepted1ms316 KiB
2Accepted4ms820 KiB
subtask210/10
3Accepted1ms316 KiB
4Accepted1ms316 KiB
5Accepted1ms508 KiB
6Accepted1ms316 KiB
7Accepted1ms316 KiB
subtask310/10
8Accepted1ms316 KiB
9Accepted1ms500 KiB
10Accepted1ms316 KiB
11Accepted1ms316 KiB
12Accepted1ms316 KiB
subtask420/20
13Accepted1ms328 KiB
14Accepted1ms508 KiB
15Accepted1ms316 KiB
16Accepted1ms316 KiB
17Accepted1ms420 KiB
18Accepted1ms316 KiB
19Accepted1ms316 KiB
20Accepted1ms500 KiB
21Accepted1ms316 KiB
22Accepted1ms316 KiB
subtask520/20
23Accepted3ms656 KiB
24Accepted3ms564 KiB
25Accepted6ms1136 KiB
26Accepted7ms1128 KiB
27Accepted12ms2088 KiB
28Accepted3ms564 KiB
29Accepted6ms1136 KiB
30Accepted9ms1648 KiB
31Accepted6ms1136 KiB
32Accepted3ms820 KiB
subtask640/40
33Accepted17ms3044 KiB
34Accepted27ms3556 KiB
35Accepted32ms4580 KiB
36Accepted57ms7060 KiB
37Accepted32ms4448 KiB
38Accepted18ms2804 KiB
39Accepted26ms3812 KiB
40Accepted34ms4840 KiB
41Accepted52ms7108 KiB
42Accepted43ms6512 KiB
43Accepted21ms3400 KiB
44Accepted29ms4336 KiB
45Accepted37ms5604 KiB
46Accepted43ms6372 KiB
47Accepted16ms2280 KiB
48Accepted21ms3304 KiB
49Accepted30ms4328 KiB
50Accepted41ms5604 KiB
51Accepted56ms7132 KiB
52Accepted54ms7132 KiB