結果
| 問題 |
No.3089 Base M Numbers, But Only 0~9
|
| コンテスト | |
| ユーザー |
👑 |
| 提出日時 | 2025-04-05 09:47:13 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 2,731 bytes |
| コンパイル時間 | 4,580 ms |
| コンパイル使用メモリ | 254,496 KB |
| 実行使用メモリ | 7,848 KB |
| 最終ジャッジ日時 | 2025-04-05 09:47:22 |
| 合計ジャッジ時間 | 7,145 ms |
|
ジャッジサーバーID (参考情報) |
judge6 / judge1 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 5 |
| other | AC * 13 WA * 6 |
ソースコード
#include<bits/stdc++.h>
#include<atcoder/all>
#define rep(i,n) for(int i=0;i<n;i++)
using namespace std;
using namespace atcoder;
typedef long long ll;
typedef pair<int, int> P;
template <int m> ostream& operator<<(ostream& os, const static_modint<m>& a) {os << a.val(); return os;}
template <int m> ostream& operator<<(ostream& os, const dynamic_modint<m>& a) {os << a.val(); return os;}
template <int m> istream& operator>>(istream& is, static_modint<m>& a) {long long x; is >> x; a = x; return is;}
template <int m> istream& operator>>(istream& is, dynamic_modint<m>& a) {long long x; is >> x; a = x; return is;}
template<typename T> istream& operator>>(istream& is, vector<T>& v){int n = v.size(); assert(n > 0); rep(i, n) is >> v[i]; return is;}
template<typename U, typename T> ostream& operator<<(ostream& os, const pair<U, T>& p){os << p.first << ' ' << p.second; return os;}
template<typename T> ostream& operator<<(ostream& os, const vector<T>& v){int n = v.size(); rep(i, n) os << v[i] << (i == n - 1 ? "\n" : " "); return os;}
template<typename T> ostream& operator<<(ostream& os, const vector<vector<T>>& v){int n = v.size(); rep(i, n) os << v[i] << (i == n - 1 ? "\n" : ""); return os;}
template<typename T> ostream& operator<<(ostream& os, const set<T>& se){for(T x : se) os << x << " "; os << "\n"; return os;}
template<typename T> ostream& operator<<(ostream& os, const unordered_set<T>& se){for(T x : se) os << x << " "; os << "\n"; return os;}
template<typename S, auto op, auto e> ostream& operator<<(ostream& os, const atcoder::segtree<S, op, e>& seg){int n = seg.max_right(0, [](S){return true;}); rep(i, n) os << seg.get(i) << (i == n - 1 ? "\n" : " "); return os;}
template<typename S, auto op, auto e, typename F, auto mapping, auto composition, auto id> ostream& operator<<(ostream& os, const atcoder::lazy_segtree<S, op, e, F, mapping, composition, id>& seg){int n = seg.max_right(0, [](S){return true;}); rep(i, n) os << seg.get(i) << (i == n - 1 ? "\n" : " "); return os;}
template<typename T> void chmin(T& a, T b){a = min(a, b);}
template<typename T> void chmax(T& a, T b){a = max(a, b);}
using mint = modint998244353;
using S = mint;
S op(S a, S b){
return a * b;
}
S e(){
return 1;
}
int main(){
long long m;
cin >> m;
string s;
cin >> s;
int n = s.size();
segtree<S, op, e> seg(n);
rep(i, n){
int c = s[i] - '0';
long long cnt = (m - c - 1) / 10 + 1;
seg.set(i, cnt);
}
mint ans = 0;
rep(i, n){
int c = s[i] - '0';
long long cnt = (m - c - 1) / 10 + 1;
mint coeff1 = seg.prod(0, i);
mint coeff2 = seg.prod(i + 1, n);
mint val = cnt * (cnt - 1) / 2 * 10 + c * cnt;
ans += coeff1 * coeff2 * val * mint(m).pow((n - 1) - i);
}
cout << ans << "\n";
return 0;
}