結果
問題 | No.2534 コラッツ数列 |
ユーザー |
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提出日時 | 2023-12-05 22:08:48 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 2 ms / 2,000 ms |
コード長 | 1,755 bytes |
コンパイル時間 | 4,249 ms |
コンパイル使用メモリ | 249,836 KB |
最終ジャッジ日時 | 2025-02-18 07:56:26 |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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ファイルパターン | 結果 |
---|---|
other | AC * 33 |
ソースコード
#include <bits/stdc++.h>#include <atcoder/all>#define OVERLOAD_REP(_1, _2, _3, name, ...) name#define REP1(i,n) for (auto i = std::decay_t<decltype(n)>{}; (i) != (n); ++(i))#define REP2(i,l,r) for (auto i = (l); (i) != (r); ++(i))#define rep(...) OVERLOAD_REP(__VA_ARGS__, REP2, REP1)(__VA_ARGS__)#define all(a) (a).begin(),(a).end()#define rall(a) (a).rbegin(),(a).rend()using namespace std;using namespace atcoder;using ll = long long;using ull = unsigned long long;using P = pair<int,int>;using LP = pair<long long,long long>;using SP = pair<string,string>;using vi = vector<int>;using vl = vector<long long>;using vs = vector<string>;using vc = vector<char>;using mint1 = modint1000000007;using mint9 = modint998244353;const int INF = 2e9;const long long LINF = 4e18;const int di[] = {0,1,0,-1,-1,1,-1,1};const int dj[] = {1,0,-1,0,1,1,-1,-1};template<class T> inline bool chmin(T& a, T b){if(a>b){a=b;return true;}return false;}template<class T> inline bool chmax(T& a, T b){if(a<b){a=b;return true;}return false;}void YesNo (bool ok , const string &s , const string &t) {if(ok) cout << s << endl; else cout << t << endl;}//-----def end-----//int main () {long long n;cin >> n;int now = 1 , cnt = 0;while (true) {if(cnt > 50) {cout << "No" << endl;return 0;}if(now == 1) {now = 2;}else if(now == 2) {if(n == 1) now = 4;else now = 3;} else if(now == 3) {if(n%2) n = n*3+1;else n /= 2;now = 2;} else if(now == 4) {break;}cnt++;}cout << "Yes" << endl;cout << cnt << endl;return 0;}