結果
問題 | No.260 世界のなんとか3 |
ユーザー | はまやんはまやん |
提出日時 | 2017-06-18 17:22:30 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 131 ms / 2,000 ms |
コード長 | 4,424 bytes |
コンパイル時間 | 2,036 ms |
コンパイル使用メモリ | 175,340 KB |
実行使用メモリ | 8,768 KB |
最終ジャッジ日時 | 2024-10-01 20:20:26 |
合計ジャッジ時間 | 6,036 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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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 | 72 ms
8,576 KB |
testcase_01 | AC | 71 ms
8,540 KB |
testcase_02 | AC | 72 ms
8,576 KB |
testcase_03 | AC | 119 ms
8,680 KB |
testcase_04 | AC | 117 ms
8,676 KB |
testcase_05 | AC | 79 ms
8,584 KB |
testcase_06 | AC | 76 ms
8,620 KB |
testcase_07 | AC | 103 ms
8,576 KB |
testcase_08 | AC | 92 ms
8,616 KB |
testcase_09 | AC | 83 ms
8,732 KB |
testcase_10 | AC | 107 ms
8,588 KB |
testcase_11 | AC | 104 ms
8,592 KB |
testcase_12 | AC | 91 ms
8,580 KB |
testcase_13 | AC | 76 ms
8,576 KB |
testcase_14 | AC | 100 ms
8,596 KB |
testcase_15 | AC | 79 ms
8,704 KB |
testcase_16 | AC | 97 ms
8,576 KB |
testcase_17 | AC | 91 ms
8,560 KB |
testcase_18 | AC | 91 ms
8,448 KB |
testcase_19 | AC | 97 ms
8,684 KB |
testcase_20 | AC | 89 ms
8,600 KB |
testcase_21 | AC | 85 ms
8,600 KB |
testcase_22 | AC | 101 ms
8,576 KB |
testcase_23 | AC | 73 ms
8,632 KB |
testcase_24 | AC | 93 ms
8,768 KB |
testcase_25 | AC | 100 ms
8,612 KB |
testcase_26 | AC | 88 ms
8,484 KB |
testcase_27 | AC | 70 ms
8,536 KB |
testcase_28 | AC | 105 ms
8,580 KB |
testcase_29 | AC | 131 ms
8,704 KB |
ソースコード
#include<bits/stdc++.h> #define rep(i,a,b) for(int i=a;i<b;i++) using namespace std; void _main(); int main() { cin.tie(0); ios::sync_with_stdio(false); _main(); } //--------------------------------------------------------------------------------------------------- template<int MOD> struct ModInt { static const int Mod = MOD; unsigned x; ModInt() : x(0) { } ModInt(signed sig) { x = sig < 0 ? sig % MOD + MOD : sig % MOD; } ModInt(signed long long sig) { x = sig < 0 ? sig % MOD + MOD : sig % MOD; } int get() const { return (int)x; } ModInt &operator+=(ModInt that) { if ((x += that.x) >= MOD) x -= MOD; return *this; } ModInt &operator-=(ModInt that) { if ((x += MOD - that.x) >= MOD) x -= MOD; return *this; } ModInt &operator*=(ModInt that) { x = (unsigned long long)x * that.x % MOD; return *this; } ModInt &operator/=(ModInt that) { return *this *= that.inverse(); } ModInt operator+(ModInt that) const { return ModInt(*this) += that; } ModInt operator-(ModInt that) const { return ModInt(*this) -= that; } ModInt operator*(ModInt that) const { return ModInt(*this) *= that; } ModInt operator/(ModInt that) const { return ModInt(*this) /= that; } ModInt inverse() const { long long a = x, b = MOD, u = 1, v = 0; while (b) { long long t = a / b; a -= t * b; std::swap(a, b); u -= t * v; std::swap(u, v); } return ModInt(u); } bool operator==(ModInt that) const { return x == that.x; } bool operator!=(ModInt that) const { return x != that.x; } ModInt operator-() const { ModInt t; t.x = x == 0 ? 0 : Mod - x; return t; } }; template<int MOD> ModInt<MOD> operator^(ModInt<MOD> a, unsigned long long k) { ModInt<MOD> r = 1; while (k) { if (k & 1) r *= a; a *= a; k >>= 1; } return r; } template<typename T, int FAC_MAX> struct Comb { vector<T> fac, ifac; Comb() {fac.resize(FAC_MAX, 1); ifac.resize(FAC_MAX, 1);rep(i, 1, FAC_MAX) fac[i] = fac[i - 1] * i; rep(i, 1, FAC_MAX) ifac[i] = T(1) / fac[i];} T aPb(int a, int b) { if (b < 0 || a < b) return 0; return fac[a] * ifac[a - b]; } T aCb(int a, int b) { if (b < 0 || a < b) return 0; return fac[a] * ifac[a - b] * ifac[b]; } T nHk(int n, int k) { if (n == 0 && k == 0) return 1; if (n <= 0 || k < 0) return 0; return aCb(n + k - 1, k); } }; typedef ModInt<1000000007> mint; /*--------------------------------------------------------------------------------------------------- ∧_∧ ∧_∧ (´<_` ) Welcome to My Coding Space! ( ´_ゝ`) / ⌒i / \ | | / / ̄ ̄ ̄ ̄/ | __(__ニつ/ _/ .| .|____ \/____/ (u ⊃ ---------------------------------------------------------------------------------------------------*/ Comb<mint, 201010> com; //----------------------------------------------------------------------------------- mint dp[10101][24][2][2]; mint count(string S) { int n = S.length(); rep(i, 0, n + 1) rep(j, 0, 24) rep(k, 0, 2) rep(l, 0, 2) dp[i][j][k][l] = 0; dp[0][0][0][1] = 1; rep(i, 0, n) rep(j, 0, 24) rep(k, 0, 2) rep(l, 0, 2) { int cc = S[i] - '0'; int ma = 10; if (l == 1) ma = cc + 1; rep(c, 0, ma) { int ii = i + 1; int jj = (j * 10 + c) % 24; int kk = k | (c == 3); int ll; if (l == 1 && c == cc) ll = 1; else ll = 0; dp[ii][jj][kk][ll] = dp[ii][jj][kk][ll] + dp[i][j][k][l]; } } mint res = 0; rep(j, 0, 24) rep(l, 0, 2) if (j % 8 != 0) { res = res + dp[n][j][1][l]; } rep(j, 0, 24) rep(l, 0, 2) if (j % 3 == 0 && j % 8 != 0) { res = res + dp[n][j][0][l]; } return res; } //----------------------------------------------------------------------------------- bool chk(string S) { int mo = 0; for (char c : S) mo = (mo * 10 + c - '0') % 24; bool aho = (mo % 3 == 0); for (char c : S) if (c == '3') aho = true; bool seishun = (mo % 8 == 0); return aho && !seishun; } //----------------------------------------------------------------------------------- void _main() { string A, B; cin >> A >> B; mint ans = count(B) - count(A); if (chk(A)) ans = ans + 1; cout << ans.get() << endl; }