結果

問題 No.916 Encounter On A Tree
ユーザー satanicsatanic
提出日時 2019-10-25 22:07:15
言語 C++14
(gcc 12.3.0 + boost 1.83.0)
結果
WA  
実行時間 -
コード長 5,623 bytes
コンパイル時間 1,129 ms
コンパイル使用メモリ 123,636 KB
実行使用メモリ 8,360 KB
最終ジャッジ日時 2024-09-13 03:58:33
合計ジャッジ時間 3,327 ms
ジャッジサーバーID
(参考情報)
judge1 / judge2
このコードへのチャレンジ
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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 11 ms
8,156 KB
testcase_01 AC 11 ms
8,116 KB
testcase_02 AC 10 ms
8,144 KB
testcase_03 AC 10 ms
8,072 KB
testcase_04 AC 10 ms
8,124 KB
testcase_05 WA -
testcase_06 AC 10 ms
8,132 KB
testcase_07 AC 10 ms
8,160 KB
testcase_08 AC 11 ms
8,120 KB
testcase_09 AC 10 ms
8,168 KB
testcase_10 AC 11 ms
8,212 KB
testcase_11 AC 11 ms
8,112 KB
testcase_12 AC 10 ms
8,028 KB
testcase_13 AC 10 ms
8,032 KB
testcase_14 AC 11 ms
8,172 KB
testcase_15 AC 10 ms
8,076 KB
testcase_16 AC 10 ms
8,196 KB
testcase_17 WA -
testcase_18 AC 10 ms
8,052 KB
testcase_19 AC 10 ms
8,132 KB
testcase_20 AC 11 ms
8,000 KB
testcase_21 WA -
testcase_22 AC 10 ms
8,008 KB
testcase_23 WA -
testcase_24 AC 10 ms
8,140 KB
testcase_25 AC 10 ms
8,016 KB
testcase_26 AC 11 ms
8,020 KB
testcase_27 AC 11 ms
8,132 KB
testcase_28 AC 10 ms
8,164 KB
testcase_29 WA -
testcase_30 AC 10 ms
8,048 KB
testcase_31 AC 11 ms
8,196 KB
testcase_32 AC 10 ms
8,152 KB
testcase_33 AC 11 ms
8,100 KB
testcase_34 AC 10 ms
8,168 KB
testcase_35 AC 11 ms
8,060 KB
testcase_36 AC 11 ms
8,176 KB
testcase_37 WA -
testcase_38 WA -
testcase_39 AC 11 ms
8,112 KB
testcase_40 AC 10 ms
8,044 KB
testcase_41 AC 11 ms
8,020 KB
testcase_42 AC 11 ms
8,200 KB
testcase_43 AC 10 ms
8,084 KB
testcase_44 AC 11 ms
8,124 KB
testcase_45 AC 10 ms
8,056 KB
testcase_46 AC 11 ms
8,200 KB
testcase_47 AC 11 ms
8,032 KB
testcase_48 AC 11 ms
8,112 KB
testcase_49 AC 11 ms
8,136 KB
testcase_50 AC 10 ms
8,236 KB
testcase_51 AC 10 ms
8,020 KB
testcase_52 WA -
testcase_53 AC 10 ms
8,028 KB
testcase_54 AC 11 ms
8,008 KB
testcase_55 AC 10 ms
8,040 KB
testcase_56 WA -
testcase_57 WA -
testcase_58 AC 10 ms
8,004 KB
testcase_59 WA -
testcase_60 WA -
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 #

// need
#include <iostream>
#include <algorithm>
// data structure
#include <bitset>
#include <map>
#include <queue>
#include <set>
#include <stack>
#include <string>
#include <utility>
#include <vector>
#include <complex>
//#include <deque>
#include <valarray>
#include <unordered_map>
#include <unordered_set>
#include <array>
// etc
#include <cassert>
#include <cmath>
#include <functional>
#include <iomanip>
#include <chrono>
#include <random>
#include <numeric>
#include <fstream>

// input
#define INIT std::ios::sync_with_stdio(false);std::cin.tie(0);
#define VAR(type, ...)type __VA_ARGS__;MACRO_VAR_Scan(__VA_ARGS__);
template<typename T> void MACRO_VAR_Scan(T& t) { std::cin >> t; }
template<typename First, typename...Rest>void MACRO_VAR_Scan(First& first, Rest& ...rest) { std::cin >> first; MACRO_VAR_Scan(rest...); }
#define VEC_ROW(type, n, ...)std::vector<type> __VA_ARGS__;MACRO_VEC_ROW_Init(n, __VA_ARGS__); for(int w_=0; w_<n; ++w_){MACRO_VEC_ROW_Scan(w_, __VA_ARGS__);}
template<typename T> void MACRO_VEC_ROW_Init(int n, T& t) { t.resize(n); }
template<typename First, typename...Rest>void MACRO_VEC_ROW_Init(int n, First& first, Rest& ...rest) { first.resize(n); MACRO_VEC_ROW_Init(n, rest...); }
template<typename T> void MACRO_VEC_ROW_Scan(int p, T& t) { std::cin >> t[p]; }
template<typename First, typename...Rest>void MACRO_VEC_ROW_Scan(int p, First& first, Rest& ...rest) { std::cin >> first[p]; MACRO_VEC_ROW_Scan(p, rest...); }
#define VEC(type, c, n) std::vector<type> c(n);for(auto& i:c)std::cin>>i;
#define MAT(type, c, m, n) std::vector<std::vector<type>> c(m, std::vector<type>(n));for(auto& R:c)for(auto& w:R)std::cin>>w;
// output
template<typename T>void MACRO_OUT(const T t) { std::cout << t; }
template<typename First, typename...Rest>void MACRO_OUT(const First first, const Rest...rest) { std::cout << first << " "; MACRO_OUT(rest...); }
#define OUT(...) MACRO_OUT(__VA_ARGS__);
#define FOUT(n, dist) std::cout<<std::fixed<<std::setprecision(n)<<(dist);
#define SOUT(n, c, dist) std::cout<<std::setw(n)<<std::setfill(c)<<(dist);
#define SP std::cout<<" ";
#define TAB std::cout<<"\t";
#define BR std::cout<<"\n";
#define SPBR(w, n) std::cout<<(w + 1 == n ? '\n' : ' ');
#define ENDL std::cout<<std::endl;
#define FLUSH std::cout<<std::flush;
#define SHOW(dist) {std::cerr << #dist << "\t: " << (dist) << "\n";}
#define SHOWVECTOR(v) {std::cerr << #v << "\t: ";for(const auto& xxx : v){std::cerr << xxx << " ";}std::cerr << "\n";}
#define SHOWVECTOR2(v) {std::cerr << #v << "\t:\n";for(const auto& xxx : v){for(const auto& yyy : xxx){std::cerr << yyy << " ";}std::cerr << "\n";}}
#define SHOWQUEUE(a) {auto tmp(a);std::cerr << #a << "\t: ";while(!tmp.empty()){std::cerr << tmp.front() << " ";tmp.pop();}std::cerr << "\n";}
#define SHOWSTACK(a) {auto tmp(a);std::cerr << #a << "\t: ";while(!tmp.empty()){std::cerr << tmp.top() << " ";tmp.pop();}std::cerr << "\n";}
// utility
#define ALL(a) (a).begin(),(a).end()
#define FOR(w, a, n) for(int w=(a);w<(n);++w)
#define RFOR(w, a, n) for(int w=(n)-1;w>=(a);--w)
#define REP(w, n) for(int w=0;w<int(n);++w)
#define RREP(w, n) for(int w=int(n)-1;w>=0;--w)
#define IN(a, x, b) (a<=x && x<b)
template<class T> inline T CHMAX(T & a, const T b) { return a = (a < b) ? b : a; }
template<class T> inline T CHMIN(T& a, const T b) { return a = (a > b) ? b : a; }
// test
template<class T> using V = std::vector<T>;
template<class T> using VV = V<V<T>>;

template<typename S, typename T>
std::ostream& operator<<(std::ostream& os, std::pair<S, T> p) {
	os << "(" << p.first << ", " << p.second << ")"; return os;
}

// type/const
#define int ll
using ll = long long;
using ull = unsigned long long;
using ld = long double;
using PAIR = std::pair<int, int>;
using PAIRLL = std::pair<ll, ll>;
constexpr int INFINT = (1 << 30) - 1;                    // 1.07x10^ 9
constexpr int INFINT_LIM = (1LL << 31) - 1;              // 2.15x10^ 9
constexpr ll INFLL = 1LL << 60;                          // 1.15x10^18
constexpr ll INFLL_LIM = (1LL << 62) - 1 + (1LL << 62);  // 9.22x10^18
constexpr double EPS = 1e-10;
constexpr int MOD = 1000000007;
constexpr double PI = 3.141592653589793238462643383279;
template<class T, size_t N> void FILL(T(&a)[N], const T & val) { for (auto& x : a) x = val; }
template<class ARY, size_t N, size_t M, class T> void FILL(ARY(&a)[N][M], const T & val) { for (auto& b : a) FILL(b, val); }
template<class T> void FILL(std::vector<T> & a, const T & val) { for (auto& x : a) x = val; }
template<class ARY, class T> void FILL(std::vector<std::vector<ARY>> & a, const T & val) { for (auto& b : a) FILL(b, val); }
// ------------>8------------------------------------->8------------

const signed FACT_MAX_N = 1200006;
signed fact[FACT_MAX_N];
struct INIT_FACT {
	INIT_FACT() {
		fact[0] = 1;
		for (int i = 1; i < FACT_MAX_N; ++i) fact[i] = (long long)i * fact[i - 1] % MOD;
	}
} init_fact;


signed main() {
	INIT;

	VAR(int, d, l, r, k);

	int ld = 0, rd = 0;
	while ((1ll << ld) <= l) ++ld;
	while ((1ll << rd) <= r) ++rd;

	if ((rd - ld) % 2 != k % 2 || rd - ld > k) {
		OUT(0)BR;
		return 0;
	}

	int lcad = ld - (k - (rd - ld)) / 2;
	if (lcad <= 0) {
		OUT(0)BR;
		return 0;
	}

	int ans = 1;
	if (ld == rd) {
		if (lcad == ld) {
			OUT(0)BR;
			return 0;
		}
		(ans *= 1ll << lcad) %= MOD;
		(ans *= 1ll << (ld - lcad - 1)) %= MOD;
		(ans *= 1ll << (rd - lcad - 1)) %= MOD;
		(ans *= fact[(1ll << (rd - 1)) - 2]) %= MOD;
	}
	else {
		(ans *= 1ll << (rd - lcad)) %= MOD;
		(ans *= fact[(1ll << (rd - 1)) - 1]) %= MOD;
	}
	FOR(i, 1, d + 1) if (i != rd) {
		(ans *= fact[1ll << (i - 1)]) %= MOD;
	}
	OUT(ans)BR;

	return 0;
}
0