結果
| 問題 |
No.1085 桁和の桁和
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2020-06-19 22:19:04 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 5,507 bytes |
| コンパイル時間 | 2,370 ms |
| コンパイル使用メモリ | 197,868 KB |
| 最終ジャッジ日時 | 2025-01-11 06:50:13 |
|
ジャッジサーバーID (参考情報) |
judge4 / judge1 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 4 |
| other | AC * 32 WA * 3 |
ソースコード
//四則演算 #pragma GCC target("avx")
//並列計算 #pragma GCC optimize("O3")
//条件分岐を減らす #pragma GCC optimize("unroll-loops")
//浮動小数点演算 #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
using VI = vector<int>;
using VL = vector<ll>;
using VS = vector<string>;
template<class T> using PQ = priority_queue<T, vector<T>, greater<T>>;
#define FOR(i,a,n) for(int i=(a);i<(n);++i)
#define eFOR(i,a,n) for(int i=(a);i<=(n);++i)
#define rFOR(i,a,n) for(int i=(n)-1;i>=(a);--i)
#define erFOR(i,a,n) for(int i=(n);i>=(a);--i)
#define each(i, a) for(auto &i : a)
#define SORT(a) sort(a.begin(),a.end())
#define rSORT(a) sort(a.rbegin(),a.rend())
#define fSORT(a,f) sort(a.begin(),a.end(),f)
#define all(a) a.begin(),a.end()
#define out(y,x) ((y)<0||h<=(y)||(x)<0||w<=(x))
#define tp(a,i) get<i>(a)
#define line cout << "-----------------------------\n"
#define ENDL(i,n) ((i) == (n) - 1 ? "\n" : " ")
#define stop system("pause")
constexpr ll INF = 1000000000;
constexpr ll LLINF = 1LL << 60;
constexpr ll mod = 1000000007;
constexpr ll MOD = 998244353;
constexpr ld eps = 1e-10;
constexpr ld pi = 3.1415926535897932;
template<class T>inline bool chmax(T& a, const T& b) { if (a < b) { a = b; return true; }return false; }
template<class T>inline bool chmin(T& a, const T& b) { if (a > b) { a = b; return true; }return false; }
inline void init() { cin.tie(nullptr); cout.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(15); }
template<class T>inline istream& operator>>(istream& is, vector<T>& v) { for (auto& a : v)is >> a; return is; }
template<class T>inline istream& operator>>(istream& is, deque<T>& v) { for (auto& a : v)is >> a; return is; }
template<class T, class U>inline istream& operator>>(istream& is, pair<T, U>& p) { is >> p.first >> p.second; return is; }
template<class T>inline vector<T> vec(size_t a) { return vector<T>(a); }
template<class T>inline vector<T> defvec(T def, size_t a) { return vector<T>(a, def); }
template<class T, class... Ts>inline auto vec(size_t a, Ts... ts) { return vector<decltype(vec<T>(ts...))>(a, vec<T>(ts...)); }
template<class T, class... Ts>inline auto defvec(T def, size_t a, Ts... ts) { return vector<decltype(defvec<T>(def, ts...))>(a, defvec<T>(def, ts...)); }
template<class T>inline void print(const T& a) { cout << a << "\n"; }
template<class T, class... Ts>inline void print(const T& a, const Ts&... ts) { cout << a << " "; print(ts...); }
template<class T>inline void print(const vector<T>& v) { for (int i = 0; i < v.size(); ++i)cout << v[i] << (i == v.size() - 1 ? "\n" : " "); }
template<class T>inline void print(const vector<vector<T>>& v) { for (auto& a : v)print(a); }
inline string reversed(const string& s) { string t = s; reverse(all(t)); return t; }
template<int modulo> struct ModInt {
int x;
ModInt() : x(0) {}
ModInt(long long y) : x(y >= 0 ? y % modulo : (modulo - (-y) % modulo) % modulo) {}
ModInt& operator+=(const ModInt& p) {
if ((x += p.x) >= modulo) x -= modulo;
return *this;
}
ModInt& operator-=(const ModInt& p) {
if ((x += modulo - p.x) >= modulo) x -= modulo;
return *this;
}
ModInt& operator*=(const ModInt& p) {
x = (int)(1LL * x * p.x % modulo);
return *this;
}
ModInt& operator/=(const ModInt& p) {
*this *= p.inverse();
return *this;
}
ModInt operator-() const { return ModInt(-x); }
ModInt operator+(const ModInt& p) const { return ModInt(*this) += p; }
ModInt operator-(const ModInt& p) const { return ModInt(*this) -= p; }
ModInt operator*(const ModInt& p) const { return ModInt(*this) *= p; }
ModInt operator/(const ModInt& p) const { return ModInt(*this) /= p; }
bool operator==(const ModInt& p) const { return x == p.x; }
bool operator!=(const ModInt& p) const { return x != p.x; }
ModInt inverse() const {
int a = x, b = modulo, u = 1, v = 0, t;
while (b > 0) {
t = a / b;
a -= t * b;
swap(a, b);
u -= t * v;
swap(u, v);
}
return ModInt(u);
}
ModInt pow(int e) {
long long a = 1, p = x;
while (e > 0) {
if (e % 2 == 0) { p = (p * p) % modulo; e /= 2; }
else { a = (a * p) % modulo; e--; }
}
return ModInt(a);
}
friend ostream& operator<<(ostream& os, const ModInt<modulo>& p) {
return os << p.x;
}
friend istream& operator>>(istream& is, ModInt<modulo>& a) {
long long x;
is >> x;
a = ModInt<modulo>(x);
return (is);
}
};
using modint = ModInt<mod>;
int main() {
init();
string t; cin >> t;
int n = t.length();
int d; cin >> d;
if (d == 0) {
each(c, t)if (c != '0' && c != '?') {
print(0);
return 0;
}
print(1);
return 0;
}
auto dp = vec<modint>(2, 9);
dp[0][0] = 1;
FOR(i, 0, n) {
FOR(j, 0, 9)dp[(i + 1) & 1][j] = 0;
if (t[i] == '?') {
FOR(j, 0, 9)eFOR(k, 0, 9) {
dp[(i + 1) & 1][(j * 10 + k) % 9] += dp[i & 1][j];
}
}
else {
FOR(j, 0, 9) {
dp[(i + 1) & 1][(j * 10 + t[i] - '0') % 9] += dp[i & 1][j];
}
}
}
print(dp[n & 1][d % 9]);
return 0;
}