結果
問題 | No.2891 Mint |
ユーザー | 👑 binap |
提出日時 | 2024-09-13 22:15:46 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 457 ms / 2,000 ms |
コード長 | 2,710 bytes |
コンパイル時間 | 4,793 ms |
コンパイル使用メモリ | 266,456 KB |
実行使用メモリ | 19,940 KB |
最終ジャッジ日時 | 2024-09-13 22:16:03 |
合計ジャッジ時間 | 13,487 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge6 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 2 ms
5,376 KB |
testcase_04 | AC | 144 ms
19,920 KB |
testcase_05 | AC | 2 ms
5,376 KB |
testcase_06 | AC | 457 ms
19,788 KB |
testcase_07 | AC | 2 ms
5,376 KB |
testcase_08 | AC | 2 ms
5,376 KB |
testcase_09 | AC | 2 ms
5,376 KB |
testcase_10 | AC | 2 ms
5,376 KB |
testcase_11 | AC | 2 ms
5,376 KB |
testcase_12 | AC | 2 ms
5,376 KB |
testcase_13 | AC | 2 ms
5,376 KB |
testcase_14 | AC | 1 ms
5,376 KB |
testcase_15 | AC | 2 ms
5,376 KB |
testcase_16 | AC | 2 ms
5,376 KB |
testcase_17 | AC | 324 ms
19,940 KB |
testcase_18 | AC | 190 ms
11,724 KB |
testcase_19 | AC | 169 ms
11,596 KB |
testcase_20 | AC | 285 ms
19,788 KB |
testcase_21 | AC | 173 ms
11,592 KB |
testcase_22 | AC | 351 ms
19,784 KB |
testcase_23 | AC | 129 ms
11,724 KB |
testcase_24 | AC | 306 ms
19,916 KB |
testcase_25 | AC | 419 ms
19,784 KB |
testcase_26 | AC | 383 ms
19,788 KB |
testcase_27 | AC | 353 ms
19,928 KB |
testcase_28 | AC | 431 ms
19,912 KB |
testcase_29 | AC | 175 ms
11,852 KB |
testcase_30 | AC | 296 ms
19,792 KB |
testcase_31 | AC | 186 ms
11,728 KB |
testcase_32 | AC | 326 ms
19,788 KB |
testcase_33 | AC | 241 ms
19,916 KB |
testcase_34 | AC | 257 ms
19,920 KB |
testcase_35 | AC | 285 ms
19,788 KB |
testcase_36 | AC | 308 ms
19,920 KB |
testcase_37 | AC | 92 ms
19,788 KB |
testcase_38 | AC | 89 ms
19,924 KB |
testcase_39 | AC | 122 ms
19,788 KB |
testcase_40 | AC | 119 ms
19,916 KB |
testcase_41 | AC | 63 ms
11,728 KB |
testcase_42 | AC | 2 ms
5,376 KB |
testcase_43 | AC | 2 ms
5,376 KB |
testcase_44 | AC | 2 ms
5,376 KB |
testcase_45 | AC | 2 ms
5,376 KB |
testcase_46 | AC | 1 ms
5,376 KB |
testcase_47 | AC | 112 ms
19,916 KB |
testcase_48 | AC | 108 ms
19,792 KB |
testcase_49 | AC | 125 ms
19,916 KB |
testcase_50 | AC | 36 ms
11,720 KB |
testcase_51 | AC | 103 ms
19,916 KB |
testcase_52 | AC | 33 ms
7,504 KB |
testcase_53 | AC | 77 ms
19,732 KB |
testcase_54 | AC | 84 ms
19,788 KB |
testcase_55 | AC | 20 ms
7,632 KB |
testcase_56 | AC | 135 ms
19,784 KB |
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 vector<int> vi; typedef vector<long long> vl; typedef vector<vector<int>> vvi; typedef vector<vector<long long>> vvl; typedef long double ld; typedef pair<int, int> P; ostream& operator<<(ostream& os, const modint& a) {os << a.val(); return os;} 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<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; int main(){ long long n, m; cin >> n >> m; mint ans = mint(n) * mint(m); vector<long long> cand; for(long long k = 1; k * k <= m; k++){ cand.push_back(k); cand.push_back(m / k); } sort(cand.begin(), cand.end()); cand.erase(unique(cand.begin(),cand.end()),cand.end()); for(long long x : cand){ long long left = m / (x + 1); long long right = m / x; if(left >= n) continue; chmin(right, n); mint sum = mint(right + left + 1) * (right - left)/ 2; ans -= x * sum; } cout << ans << "\n"; return 0; }