結果
問題 | No.1417 100の倍数かつ正整数(2) |
ユーザー | nrvft |
提出日時 | 2021-03-05 21:45:59 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 22 ms / 3,000 ms |
コード長 | 2,594 bytes |
コンパイル時間 | 1,844 ms |
コンパイル使用メモリ | 194,876 KB |
最終ジャッジ日時 | 2025-01-19 10:51:16 |
ジャッジサーバーID (参考情報) |
judge5 / judge4 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 36 |
ソースコード
#include <bits/stdc++.h> using namespace std; using ll = long long; using ld = long double; using vl = vector<ll>; template<class T> using vc = vector<T>; template<class T> using vvc = vector<vector<T>>; #define eb emplace_back #define all(x) (x).begin(), (x).end() #define rep(i, n) for (ll i = 0; i < (n); i++) #define repr(i, n) for (ll i = (n)-1; i >= 0; i--) #define repe(i, l, r) for (ll i = (l); i < (r); i++) #define reper(i, l, r) for (ll i = (r)-1; i >= (l); i--) #define repa(i,n) for (auto& i: n) template<class T1, class T2> inline bool chmax(T1 &a, const T2 &b) {if (a<b) { a=b; return 1;} return 0;} template<class T1, class T2> inline bool chmin(T1 &a, const T2 &b) {if (b<a) { a=b; return 1;} return 0;} struct init{init(){cin.tie(0);ios::sync_with_stdio(false);cout<<fixed<<setprecision(15);}}init_; #ifdef DEBUG template <class T> void verr(const set<T> &st) { repa(a, st) cerr << a << " "; cerr << endl; } template <class S, class T> void verr(const map<S, T> &mp) { repa(a, mp) cerr << "{" << a.first << ", " << a.second << "} "; cerr << endl; } template <class S, class T, class N> void verr(const vector<pair<S,T>>& a, const N& n) { rep(i, n) cerr << "{" << a[i].first << ", " << a[i].second << "} "; cerr << endl; } template <class T, class N> void verr(const vector<T>& a, const N& n) { rep(i, n) cerr << a[i] << " "; cerr << endl; } ll dbgt = 1; void err() { cerr << "passed " << dbgt++ << endl; } template<class H, class... T> void err(H&& h,T&&... t){ cerr<< h << (sizeof...(t)?" ":"\n") << flush; if(sizeof...(t)>0) err(forward<T>(t)...); } #endif const ll INF = 4e18; const ld EPS = 1e-11; const ld PI = acos(-1.0L); const ll MOD = 1e9 + 7; // const ll MOD = 998244353; //--------------------------------------------------------------------------------// ll dp[10001][2][3][3][2]; int main() { string S; cin >> S; ll N = S.size(); dp[0][0][0][0][0] = 1; rep(i, N){ rep(j, 2) rep(k, 3) rep(l, 3) rep(m, 2){ rep(d, 10){ if (m == 1 and d == 0) continue; if (j == 0 and d > S[i] - '0') continue; ll tj = j, tk = k, tl = l, tm = m; if (d < S[i] - '0') tj = 1; if (d == 2 or d == 6) tk = min(k + 1, 2ll); else if(d == 4) tk = 2; else if(d == 8) tk = 2; if (d == 5) tl = min(l + 1, 2ll); if (d > 0) tm = 1; (dp[i + 1][tj][tk][tl][tm] += dp[i][j][k][l][m]) %= MOD; } } } cout << (dp[N][0][2][2][1] + dp[N][1][2][2][1]) % MOD << endl; }