結果

問題 No.2027 (1, 2, 3, …, N) 's Subset Sum
ユーザー k1suxu
提出日時 2022-08-05 22:13:28
言語 C++23
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 19 ms / 2,000 ms
コード長 2,556 bytes
コンパイル時間 2,965 ms
コンパイル使用メモリ 246,876 KB
実行使用メモリ 5,468 KB
最終ジャッジ日時 2024-09-15 19:12:40
合計ジャッジ時間 4,961 ms
ジャッジサーバーID
(参考情報)
judge6 / judge3
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 2
other AC * 25
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

#include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int i = 0; i < (int)n; i++)
#define FOR(n) for(int i = 0; i < (int)n; i++)
#define repi(i,a,b) for(int i = (int)a; i < (int)b; i++)
#define pb push_back
#define m0(x) memset(x,0,sizeof(x))
#define fill(x,y) memset(x,y,sizeof(x))
#define bg begin()
#define ed end()
#define all(x) x.bg,x.ed
//#define mp make_pair
#define vi vector<int>
#define vvi vector<vi>
#define vll vector<ll>
#define vvll vector<vll>
#define vs vector<string>
#define vvs vector<vs>
#define vc vector<char>
#define vvc vector<vc>
#define pii pair<int,int>
#define pllll pair<ll,ll>
#define vpii vector<pair<int,int>>
#define vpllll vector<pair<ll,ll>>
#define vpis vector<pair<int,string>>
#define vplls vector<pair<ll, string>>
#define vpsi vector<pair<string, int>>
#define vpsll vector<pair<string, ll>>
template<typename T>
void chmax(T &a, const T &b) {a = (a > b? a : b);}
template<typename T>
void chmin(T &a, const T &b) {a = (a < b? a : b);}
using ll = long long;
using ld = long double;
using ull = unsigned long long;
const ll INF = numeric_limits<long long>::max() / 2;
const ld pi = 3.1415926535897932384626433832795028;
const ll mod = 1e9 + 7;
int dx[] = {-1, 0, 1, 0, -1, -1, 1, 1};
int dy[] = {0, -1, 0, 1, -1, 1, -1, 1};
#define int long long
template<typename T, typename U>
ostream& operator<<(ostream &os, pair<T, U> p) {
os << "{" << p.first << ", " << p.second << "}";
return os;
}
template<typename T>
ostream& operator<<(ostream &os, vector<T> &vec) {
int size_of_vector = (int)vec.size();
os << "{";
for(int i = 0; i < size_of_vector; i++) {
os << vec[i];
if(i!=size_of_vector-1) os << ", ";
}
os << "}\n";
return os;
}
template<typename T, size_t N>
ostream& operator<<(ostream &os, array<T, N> ar) {
os << "{";
for(int i = 0; i < N; i++) {
os << ar[i];
if(i!=N-1) os << ", ";
}
os << "}";
return os;
}
template<typename T>
void dbg(T a) {
cout << a << endl;
}
void solve() {
int n, s;
cin >> n >> s;
vector<int> ans;
repi(i, 1, n+1) {
if(s - i < 0) break;
ans.push_back(i);
s -= i;
}
int i = ans.size()-1;
int cnt = n;
while(s > 0) {
ans[i]++;
if(ans[i] == cnt) {
cnt--;
i--;
}
s--;
}
cout << ans.size() << endl;
for(auto e : ans) cout << e << " "; cout << "\n";
}
signed main() {
cin.tie(nullptr);
ios::sync_with_stdio(false);
solve();
return 0;
}
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