#927494 (C++17) No.2534 コラッツ数列

• 問題: No.2534 コラッツ数列
• ユーザー: pmankirai
• 提出日時: 2023-11-10 21:36:05
• 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: 1,604 bytes
• コンパイル時間: 1,673 ms
• コンパイル使用メモリ: 191,480 KB
• 最終ジャッジ日時: 2025-02-17 20:30:26
• ジャッジサーバーID （参考情報）: judge1 / judge5

ファイルパターン	結果
other	AC * 33

ソースコード

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#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (n); i++)
#define rep1(i, n) for (int i = 1; i <= (n); i++)
#define rrep(i, n) for (int i = n - 1; i >= 0; i--)
#define rrep1(i, n) for (int i = n; i >= 1; i--)
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define eb emplace_back
#define fi first
#define se second
#define sz(x) (int)(x).size()
template <class T> using V = vector<T>;
template <class T> using VV = V<V<T>>;
typedef long long int ll;
void speedUpIO() {
    cin.tie(nullptr);
    ios::sync_with_stdio(false);
}
template <class T> bool chmax(T &a, const T &b) {
    if (a < b) {
        a = b;
        return true;
    }
    return false;
}
template <class T> bool chmin(T &a, const T &b) {
    if (b < a) {
        a = b;
        return true;
    }
    return false;
}
/*--------------------------------------------------*/
typedef pair<int, int> P;
const int INF = 1e9;
const ll LINF = 1e18;
const int MX = 100010;
void solve() {
    ll n;
    cin >> n;
    ll ans = 2;
    while (n != 1 && ans <= 50) {
        if (n % 2 == 0) {
            n = n / 2;
        } else {
            n = 3 * n + 1;
        }
        ans += 2;
    }
    if (ans > 50) {
        cout << "No\n";
    } else {
        cout << "Yes\n";
        cout << ans << "\n";
    }
}
int main() {
    speedUpIO();
    int t = 1;
    // cin >> t;
    while (t--) {
        solve();
        // cout << solve() << "\n";
        // cout << (solve() ? "Yes" : "No") << "\n";
        // cout << fixed << setprecision(15) << solve() << "\n";
    }
    return 0;
}
 
 
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