acwing 170

acwing 170,第1张

acwing 170

#include
#define IOS ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0)
#define _zero(a) memset(a, 0, sizeof(a))
#define endl 'n'
#define int long long
#define mp make_pair
#define PII pair
#define x first
#define y second
#define all(a) (a).begin(), (a).end()
#define rall(a) (a).rbegin(), (a).rend()
#define PII pair
typedef long long ll;
typedef double dd;
typedef long double ld;

using namespace std;

const int inf = 1e10;
const int M = 998244353;
const ld pi = atan2(0, -1);//arctan(y/x);
const ld eps = 1e-8;

const int N = 110;
int n;
int path[N];

bool dfs(int u, int deep)
{
    if (u == deep) return path[u - 1] == n;
    
    bool st[N] = {false};
    
    for (int i = u - 1; i >= 0; i --)
        for (int j = i; j >= 0; j --) {
            int k = path[i] + path[j];
            if (k <= n && k >= path[u - 1] && !st[k]) {
                st[k] = true;
                path[u] = k;
                if (dfs(u + 1, deep)) return true;
            }
        }
    
    
    return false;
}

signed main()
{
    IOS;
    while (cin >> n && n) {
        int deep = 1;
        
        path[0] = 1;
        while (!dfs(1, deep)) deep ++;
        
        for (int i = 0; i < deep; i++) cout << path[i] << " ";
        cout << endl;
    }
    return 0;
}
 

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