結果
問題 | No.1243 約数加算 |
ユーザー |
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提出日時 | 2020-10-02 22:10:12 |
言語 | C++17(gcc12) (gcc 12.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 12 ms / 2,000 ms |
コード長 | 2,769 bytes |
コンパイル時間 | 10,093 ms |
コンパイル使用メモリ | 275,748 KB |
最終ジャッジ日時 | 2025-01-15 00:23:52 |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 1 |
other | AC * 9 |
ソースコード
#ifdef ONLINE_JUDGE#pragma GCC target("avx2,avx")#pragma GCC optimize("O3")#pragma GCC optimize("unroll-loops")#endif#include <bits/stdc++.h>using namespace std;using ll = long long;using ull = unsigned long long;using i128 = __int128_t;using pii = pair<int, int>;using pll = pair<long long, long long>;#define rep(i, n) for(int i = 0; i < (n); ++i)#define all(x) (x).begin(),(x).end()#define SZ(x) ((int)(x).size())constexpr char ln = '\n';template<class T1, class T2> inline bool chmax(T1 &a, T2 b) {if (a < b) {a = b; return true;} return false;}template<class T1, class T2> inline bool chmin(T1 &a, T2 b) {if (a > b) {a = b; return true;} return false;}inline int topbit(int x) {return x == 0 ? -1 : 31-__builtin_clz(x);}inline int topbit(long long x) {return x == 0 ? -1 : 63-__builtin_clzll(x);}inline int botbit(int x) {return x == 0 ? 32 : __builtin_ctz(x);}inline int botbit(long long x) {return x == 0 ? 64 : __builtin_ctzll(x);}inline int popcount(int x) {return __builtin_popcount(x);}inline int popcount(long long x) {return __builtin_popcountll(x);}inline int kthbit(long long x, int k) {return (x>>k)&1;}inline void print() {cout << "\n";}template<class T>inline void print(const vector<T> &v) {for (auto itr = v.begin(); itr != v.end(); ++itr) cout << *itr << " ";print();}template<class T, class... Args>inline void print(const T &x, const Args &... args) {cout << x << " ";print(args...);}#ifdef MINATO_LOCAL#define dump(x) cerr << __LINE__ << " : " << #x << " = " << (x) << endl;inline void debug() {cerr << endl;}template<class T>inline void debug(const vector<T> &v) {for (auto itr = v.begin(); itr != v.end(); ++itr) cerr << *itr << " ";debug();}template<class T, class... Args>inline void debug(const T &x, const Args &... args) {cerr << x << " ";debug(args...);}#else#define dump(x) void(0)inline void debug() {}template<class T> inline void debug(const vector<T> &v) {}template<class T, class... Args> inline void debug(const T &x, const Args &... args) {}#endifstruct Fast_ios {Fast_ios() {cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(20);};} fast_ios;////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////void solve() {ll a,b; cin >> a >> b;vector<ll> ans;int k = botbit(a);while (a+(1LL<<k) <= b) {ans.emplace_back(1LL<<k);a += (1LL<<k);k = botbit(a);}ll d = b-a;for (int bit = 59; bit >= 0; bit--) {if (kthbit(d,bit)) ans.emplace_back(1LL<<bit);}cout << ans.size() << ln;print(ans);}int main() {int Q; cin >> Q;while (Q--) {solve();}}