結果
問題 | No.2060 AND Sequence |
ユーザー |
👑 ![]() |
提出日時 | 2025-01-17 02:30:10 |
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 | 3,447 bytes |
コンパイル時間 | 4,065 ms |
コンパイル使用メモリ | 181,436 KB |
実行使用メモリ | 5,248 KB |
最終ジャッジ日時 | 2025-01-17 02:30:16 |
合計ジャッジ時間 | 5,509 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge5 |
(要ログイン)
ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 43 |
ソースコード
#include <algorithm>#include <atcoder/all>#include <bitset>#include <cassert>#include <cmath>#include <ctime>#include <functional>#include <iomanip>#include <iostream>#include <map>#include <queue>#include <random>#include <set>#include <stack>#include <string>#include <tuple>#include <unordered_map>#include <unordered_set>#include <utility>#include <vector>using namespace std;using namespace atcoder;typedef long long ll;#define rep(i, n) for (int i = 0; i < (int)(n); i++)#define repr(i, n) for (int i = (int)(n) - 1; i >= 0; i--)#define repk(i, k, n) for (int i = k; i < (int)(n); i++)#define all(v) v.begin(), v.end()#define mod1 1000000007#define mod2 998244353#define mod3 100000007#define vi vector<int>#define vs vector<string>#define vc vector<char>#define vl vector<ll>#define vb vector<bool>#define vvi vector<vector<int>>#define vvc vector<vector<char>>#define vvl vector<vector<ll>>#define vvb vector<vector<bool>>#define vvvi vector<vector<vector<int>>>#define vvvl vector<vector<vector<ll>>>#define pii pair<int, int>#define pil pair<int, ll>#define pli pair<ll, int>#define pll pair<ll, ll>#define vpii vector<pair<int, int>>#define vpll vector<pair<ll, ll>>#define vvpii vector<vector<pair<int, int>>>#define vvpll vector<vector<pair<ll, ll>>>using mint = modint998244353;template <typename T>void debug(T e) {cerr << e << endl;}template <typename T>void debug(vector<T> &v) {rep(i, v.size()) { cerr << v[i] << " "; }cerr << endl;}template <typename T>void debug(vector<vector<T>> &v) {rep(i, v.size()) {rep(j, v[i].size()) { cerr << v[i][j] << " "; }cerr << endl;}}template <typename T>void debug(vector<pair<T, T>> &v) {rep(i, v.size()) { cerr << v[i].first << " " << v[i].second << endl; }}template <typename T>void debug(set<T> &st) {for (auto itr = st.begin(); itr != st.end(); itr++) {cerr << *itr << " ";}cerr << endl;}template <typename T>void debug(multiset<T> &ms) {for (auto itr = ms.begin(); itr != ms.end(); itr++) {cerr << *itr << " ";}cerr << endl;}template <typename T>void debug(map<T, T> &mp) {for (auto itr = mp.begin(); itr != mp.end(); itr++) {cerr << itr->first << " " << itr->second << endl;}}void debug_out() { cerr << endl; }template <typename Head, typename... Tail>void debug_out(Head H, Tail... T) {cerr << H << " ";debug_out(T...);}vector<ll> n_adic(ll i, ll n, ll N) {ll x = 1;rep(j, N) { x *= n; }vector<ll> vec(N);rep(j, N) {x /= n;vec[j] = i / x;i -= x * vec[j];}return vec;}int main() {ll N, M;cin >> N >> M;vector<vector<ll>> dp(30, vector<ll>(31, 0));ll now_popcnt = 0;vector<ll> bin_m = n_adic(M, 2, 30);if (bin_m[0] == 1) {dp[0][0] = 1;now_popcnt++;}for (ll i = 1; i < 30; i++) {for (ll j = 0; j < 30; j++) {dp[i][j] += dp[i - 1][j];dp[i][j + 1] += dp[i - 1][j];}if (bin_m[i] == 1) {dp[i][now_popcnt]++;now_popcnt++;}}dp[29][now_popcnt]++;ll n_pow = 1;ll ans = 0;for (ll i = 0; i <= 30; i++) {dp[29][i] %= mod2;ans += dp[29][i] * n_pow;ans %= mod2;n_pow = (n_pow * N) % mod2;}cout << ans << endl;}