#648205 (C++17) No.1417 100の倍数かつ正整数(2)

提出ソース

結果

問題	No.1417 100の倍数かつ正整数(2)
ユーザー	tanimani364
提出日時	2021-04-16 18:32:48
言語	C++17 (gcc 13.2.0 + boost 1.83.0)
結果	AC
実行時間	18 ms / 3,000 ms
コード長	4,906 bytes
コンパイル時間	2,086 ms
コンパイル使用メモリ	205,620 KB
実行使用メモリ	17,680 KB
最終ジャッジ日時	2023-09-15 16:23:54
合計ジャッジ時間	3,822 ms
ジャッジサーバーID （参考情報）	judge11 / judge11

このコードへのチャレンジ（β）

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	8 ms 17,412 KB
testcase_01	AC	8 ms 17,428 KB
testcase_02	AC	8 ms 17,372 KB
testcase_03	AC	8 ms 17,424 KB
testcase_04	AC	7 ms 17,372 KB
testcase_05	AC	8 ms 17,376 KB
testcase_06	AC	7 ms 17,416 KB
testcase_07	AC	7 ms 17,372 KB
testcase_08	AC	8 ms 17,444 KB
testcase_09	AC	8 ms 17,460 KB
testcase_10	AC	7 ms 17,376 KB
testcase_11	AC	7 ms 17,504 KB
testcase_12	AC	8 ms 17,592 KB
testcase_13	AC	6 ms 17,404 KB
testcase_14	AC	7 ms 17,400 KB
testcase_15	AC	8 ms 17,420 KB
testcase_16	AC	8 ms 17,576 KB
testcase_17	AC	7 ms 17,384 KB
testcase_18	AC	8 ms 17,420 KB
testcase_19	AC	8 ms 17,404 KB
testcase_20	AC	8 ms 17,464 KB
testcase_21	AC	7 ms 17,392 KB
testcase_22	AC	7 ms 17,680 KB
testcase_23	AC	8 ms 17,388 KB
testcase_24	AC	8 ms 17,404 KB
testcase_25	AC	8 ms 17,372 KB
testcase_26	AC	8 ms 17,428 KB
testcase_27	AC	7 ms 17,420 KB
testcase_28	AC	8 ms 17,424 KB
testcase_29	AC	8 ms 17,468 KB
testcase_30	AC	8 ms 17,456 KB
testcase_31	AC	8 ms 17,396 KB
testcase_32	AC	9 ms 17,492 KB
testcase_33	AC	12 ms 17,476 KB
testcase_34	AC	17 ms 17,672 KB
testcase_35	AC	17 ms 17,444 KB
testcase_36	AC	17 ms 17,608 KB
testcase_37	AC	18 ms 17,476 KB
testcase_38	AC	15 ms 17,456 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

raw source code

#include <bits/stdc++.h>
//#include<boost/multiprecision/cpp_int.hpp>
//#include<boost/multiprecision/cpp_dec_float.hpp>
//#include <atcoder/all>
#define rep(i, a) for (int i = (int)0; i < (int)a; ++i)
#define rrep(i, a) for (int i = (int)a; i >-1; --i)
#define REP(i, a, b) for (int i = (int)a; i < (int)b; ++i)
#define RREP(i, a, b) for (int i = (int)a; i > b; --i)
#define repl(i, a) for (ll i = (ll)0; i < (ll)a; ++i)
#define pb push_back
#define eb emplace_back
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define popcount __builtin_popcount
#define popcountll __builtin_popcountll
#define fi first
#define se second
using ll = long long;
constexpr ll mod = 1e9 + 7;
constexpr ll mod_998244353 = 998244353;
constexpr ll INF = 1LL << 60;

// #pragma GCC target("avx2")
// #pragma GCC optimize("O3")
// #pragma GCC optimize("unroll-loops")

//using lll=boost::multiprecision::cpp_int;
//using Double=boost::multiprecision::number<boost::multiprecision::cpp_dec_float<128>>;//仮数部が1024桁
template <class T>
inline bool chmin(T &a, T b)
{
	if (a > b)
	{
		a = b;
		return true;
	}
	return false;
}
template <class T>
inline bool chmax(T &a, T b)
{
	if (a < b)
	{
		a = b;
		return true;
	}
	return false;
}

ll mypow(ll x, ll n, const ll &p = -1)
{ //x^nをmodで割った余り

	if (p != -1)
	{
		x =(x%p+p)%p;
	}
	ll ret = 1;
	while (n > 0)
	{
		if (n & 1)
		{
			if (p != -1)
				ret = (ret * x) % p;
			else
				ret *= x;
		}
		if (p != -1)
			x = (x * x) % p;
		else
			x *= x;
		n >>= 1;
	}
	return ret;
}

using namespace std;
//using namespace atcoder;

template<int mod>
struct Modint{
    int x;
    Modint():x(0){}
    Modint(int64_t y):x((y%mod+mod)%mod){}

    Modint &operator+=(const Modint &p){
			if((x+=p.x)>=mod)
				x -= mod;
			return *this;
		}

		Modint &operator-=(const Modint &p){
			if((x+=mod-p.x)>=mod)
				x -= mod;
			return *this;
		}

		Modint &operator*=(const Modint &p){
			x = (1LL * x * p.x) % mod;
			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{//非再帰拡張ユークリッド
			int a = x, b = mod, u = 1, v = 0;
			while(b>0){
				int t = a / b;
				swap(a -= t * b, b);
				swap(u -= t * v, v);
			}
			return Modint(u);
		}

		Modint pow(int64_t n) const{//繰り返し二乗法
			Modint ret(1), mul(x);
			while(n>0){
				if(n&1)
					ret *= mul;
				mul *= mul;
				n >>= 1;
			}
			return ret;
		}

		friend ostream &operator<<(ostream &os,const Modint &p){
			return os << p.x;
		}
};

using modint = Modint<mod>;
using modint2= Modint<mod_998244353>;

modint dp[100005][2][3][3][2];
void solve()
{	
	string s;
	cin>>s;
	int n=s.size();
	rep(i,n+1)rep(j,2)rep(k,3)rep(a,3)rep(z,2)dp[i][j][k][a][z]=0;

	dp[0][0][0][0][1]=1;
	rep(i,n){
		rep(j,2){//真に小さいかどうか
			rep(two,3){
				rep(five,3){
					rep(leading_zero,2){
						if(!j){
							rep(d,10){
								if(s[i]-'0'<d)continue;
								if(!leading_zero&&!d)continue;

								if(d==8)dp[i+1][s[i]-'0'>d][min(2,two+3)][five][0]+=dp[i][0][two][five][leading_zero];
								else if(d==4)dp[i+1][s[i]-'0'>d][min(2,two+2)][five][0]+=dp[i][0][two][five][leading_zero];
								else if(d==2||d==6)dp[i+1][s[i]-'0'>d][min(2,two+1)][five][0]+=dp[i][0][two][five][leading_zero];
								else if(d==5)dp[i+1][s[i]-'0'>d][two][min(2,five+1)][0]+=dp[i][0][two][five][leading_zero];
								else if(!d)dp[i+1][s[i]-'0'>d][two][five][leading_zero]+=dp[i][0][two][five][leading_zero];
								else dp[i+1][s[i]-'0'>d][two][five][0]+=dp[i][0][two][five][leading_zero];
							}
						}else{
							dp[i+1][1][min(2,two+3)][five][0]+=dp[i][1][two][five][leading_zero];
							dp[i+1][1][min(2,two+2)][five][0]+=dp[i][1][two][five][leading_zero];
							rep(x,2)dp[i+1][1][min(2,two+1)][five][0]+=dp[i][1][two][five][leading_zero];
							dp[i+1][1][two][min(2,five+1)][0]+=dp[i][1][two][five][leading_zero];
							rep(d,10){
								if((d>0&&d%2==0)||d==5)continue;
								if(!leading_zero&&!d)continue;
								if(!d)dp[i+1][1][two][five][leading_zero]+=dp[i][1][two][five][leading_zero];
								else dp[i+1][1][two][five][0]+=dp[i][1][two][five][leading_zero];
							}
						}
					}
				}
			}
		}
	}
	modint ans=0;
	rep(i,2)ans+=dp[n][i][2][2][0];
	cout<<ans<<"\n";
}

int main()
{
	ios::sync_with_stdio(false);
	cin.tie(nullptr);
	cout << fixed << setprecision(15);
	solve();
	return 0;
}

yukicoder

結果

テストケース

ソースコード