結果

問題 No.1085 桁和の桁和
ユーザー penguinshunyapenguinshunya
提出日時 2020-06-19 22:33:25
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 34 ms / 2,000 ms
コード長 2,953 bytes
コンパイル時間 2,245 ms
コンパイル使用メモリ 195,472 KB
実行使用メモリ 7,680 KB
最終ジャッジ日時 2024-04-24 10:06:32
合計ジャッジ時間 3,381 ms
ジャッジサーバーID
（参考情報） 		judge1 / judge3
このコードへのチャレンジ
（要ログイン）

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 4 ms
7,424 KB
testcase_01 AC 4 ms
7,552 KB
testcase_02 AC 4 ms
7,552 KB
testcase_03 AC 4 ms
7,680 KB
testcase_04 AC 30 ms
7,680 KB
testcase_05 AC 4 ms
7,296 KB
testcase_06 AC 4 ms
7,424 KB
testcase_07 AC 4 ms
7,296 KB
testcase_08 AC 4 ms
7,424 KB
testcase_09 AC 4 ms
7,424 KB
testcase_10 AC 4 ms
7,552 KB
testcase_11 AC 3 ms
7,424 KB
testcase_12 AC 4 ms
7,424 KB
testcase_13 AC 6 ms
7,424 KB
testcase_14 AC 11 ms
7,552 KB
testcase_15 AC 21 ms
7,552 KB
testcase_16 AC 21 ms
7,552 KB
testcase_17 AC 12 ms
7,680 KB
testcase_18 AC 8 ms
7,552 KB
testcase_19 AC 20 ms
7,552 KB
testcase_20 AC 20 ms
7,552 KB
testcase_21 AC 14 ms
7,552 KB
testcase_22 AC 18 ms
7,680 KB
testcase_23 AC 6 ms
7,424 KB
testcase_24 AC 4 ms
7,424 KB
testcase_25 AC 13 ms
7,680 KB
testcase_26 AC 21 ms
7,424 KB
testcase_27 AC 17 ms
7,680 KB
testcase_28 AC 24 ms
7,552 KB
testcase_29 AC 15 ms
7,680 KB
testcase_30 AC 14 ms
7,680 KB
testcase_31 AC 23 ms
7,680 KB
testcase_32 AC 17 ms
7,552 KB
testcase_33 AC 32 ms
7,552 KB
testcase_34 AC 33 ms
7,680 KB
testcase_35 AC 34 ms
7,680 KB
testcase_36 AC 31 ms
7,680 KB
testcase_37 AC 32 ms
7,680 KB
testcase_38 AC 31 ms
7,552 KB
権限があれば一括ダウンロードができます

ソースコード

diff # 

#include <bits/stdc++.h>

#define rep(i, n) for (int i = 0; i < int(n); i++)
#define rrep(i, n) for (int i = int(n) - 1; i >= 0; i--)
#define reps(i, n) for (int i = 1; i <= int(n); i++)
#define rreps(i, n) for (int i = int(n); i >= 1; i--)
#define repc(i, n) for (int i = 0; i <= int(n); i++)
#define rrepc(i, n) for (int i = int(n); i >= 0; i--)
#define repi(i, a, b) for (int i = int(a); i < int(b); i++)
#define repic(i, a, b) for (int i = int(a); i <= int(b); i++)
#define all(a) (a).begin(), (a).end()
#define bit32(x) (1 << (x))
#define bit64(x) (1ll << (x))
#define sz(v) ((int) v.size())

using namespace std;

using i64 = long long;
using f80 = long double;
using vi32 = vector<int>;
using vi64 = vector<i64>;
using vf80 = vector<f80>;
using vstr = vector<string>;

void yes() { cout << "Yes" << endl; exit(0); }
void no() { cout << "No" << endl; exit(0); }
template <typename T> class pqasc : public priority_queue<T, vector<T>, greater<T>> {};
template <typename T> class pqdesc : public priority_queue<T, vector<T>, less<T>> {};
template <typename T> void amax(T &x, T y) { x = max(x, y); }
template <typename T> void amin(T &x, T y) { x = min(x, y); }
template <typename T> T exp(T x, i64 n, T e = 1) { T r = e; while (n > 0) { if (n & 1) r *= x; x *= x; n >>= 1; } return r; }
template <typename T> istream& operator>>(istream &is, vector<T> &v) { for (auto &x : v) is >> x; return is; }
template <typename T> ostream& operator<<(ostream &os, vector<T> &v) { rep(i, v.size()) { if (i) os << ' '; os << v[i]; } return os; }
void solve(); int main() { ios::sync_with_stdio(0); cin.tie(0); cout << fixed << setprecision(16); solve(); return 0; }

const int INF = 1001001001;
const int dx[] = {1, 0, -1, 0};
const int dy[] = {0, 1, 0, -1};

template <int mod>
struct ModInt {
  int x;
  ModInt(): x(0) {}
  ModInt(long long a) { x = a % mod; if (x < 0) x += mod; }
  ModInt &operator+=(ModInt that) { x = (x + that.x) % mod; return *this; }
  ModInt &operator-=(ModInt that) { x = (x + mod - that.x) % mod; return *this; }
  ModInt &operator*=(ModInt that) { x = (long long) x * that.x % mod; return *this; }
  ModInt &operator/=(ModInt that) { return *this *= that.inverse(); }
  ModInt inverse() {
    int a = x, b = mod, u = 1, v = 0;
    while (b) { int t = a / b; a -= t * b; u -= t * v; swap(a, b); swap(u, v); }
    return ModInt(u);
  }
  #define op(o, p) ModInt operator o(ModInt that) { return ModInt(*this) p that; }
    op(+, +=) op(-, -=) op(*, *=) op(/, /=)
  #undef op
  friend ostream& operator<<(ostream &os, ModInt m) { return os << m.x; }
};

using mint = ModInt<1000000007>;

mint dp[100001][10];

void solve() {
  string s;
  cin >> s;
  int n = sz(s);
  dp[0][0] = 1;
  rep(i, n) rep(j, 10) rep(k, 10) {
    if (s[i] != '?' && s[i] - '0' != k) continue;
    int ni = i + 1;
    int nj = j + k;
    if (nj >= 10) nj = (1 + nj % 10) % 10;
    dp[ni][nj] += dp[i][j];
  }
  int d;
  cin >> d;
  cout << dp[n][d] << endl;
}
0