結果
問題 | No.916 Encounter On A Tree |
ユーザー | ningenMe |
提出日時 | 2019-03-19 03:48:31 |
言語 | C++11 (gcc 11.4.0) |
結果 |
AC
|
実行時間 | 14 ms / 2,000 ms |
コード長 | 3,550 bytes |
コンパイル時間 | 802 ms |
コンパイル使用メモリ | 96,140 KB |
実行使用メモリ | 7,552 KB |
最終ジャッジ日時 | 2024-09-19 00:44:55 |
合計ジャッジ時間 | 3,331 ms |
ジャッジサーバーID (参考情報) |
judge5 / 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 | 14 ms
7,384 KB |
testcase_01 | AC | 13 ms
7,424 KB |
testcase_02 | AC | 13 ms
7,424 KB |
testcase_03 | AC | 14 ms
7,168 KB |
testcase_04 | AC | 13 ms
7,424 KB |
testcase_05 | AC | 13 ms
7,168 KB |
testcase_06 | AC | 13 ms
7,392 KB |
testcase_07 | AC | 13 ms
7,168 KB |
testcase_08 | AC | 14 ms
7,284 KB |
testcase_09 | AC | 14 ms
7,140 KB |
testcase_10 | AC | 14 ms
7,424 KB |
testcase_11 | AC | 14 ms
7,168 KB |
testcase_12 | AC | 13 ms
7,424 KB |
testcase_13 | AC | 14 ms
7,296 KB |
testcase_14 | AC | 14 ms
7,296 KB |
testcase_15 | AC | 14 ms
7,296 KB |
testcase_16 | AC | 13 ms
7,424 KB |
testcase_17 | AC | 14 ms
7,132 KB |
testcase_18 | AC | 14 ms
7,296 KB |
testcase_19 | AC | 14 ms
7,276 KB |
testcase_20 | AC | 14 ms
7,384 KB |
testcase_21 | AC | 14 ms
7,296 KB |
testcase_22 | AC | 14 ms
7,424 KB |
testcase_23 | AC | 13 ms
7,188 KB |
testcase_24 | AC | 13 ms
7,424 KB |
testcase_25 | AC | 14 ms
7,168 KB |
testcase_26 | AC | 14 ms
7,424 KB |
testcase_27 | AC | 14 ms
7,168 KB |
testcase_28 | AC | 13 ms
7,552 KB |
testcase_29 | AC | 14 ms
7,296 KB |
testcase_30 | AC | 13 ms
7,392 KB |
testcase_31 | AC | 14 ms
7,408 KB |
testcase_32 | AC | 14 ms
7,424 KB |
testcase_33 | AC | 13 ms
7,424 KB |
testcase_34 | AC | 13 ms
7,140 KB |
testcase_35 | AC | 14 ms
7,296 KB |
testcase_36 | AC | 14 ms
7,168 KB |
testcase_37 | AC | 13 ms
7,132 KB |
testcase_38 | AC | 14 ms
7,196 KB |
testcase_39 | AC | 14 ms
7,420 KB |
testcase_40 | AC | 13 ms
7,168 KB |
testcase_41 | AC | 14 ms
7,276 KB |
testcase_42 | AC | 13 ms
7,168 KB |
testcase_43 | AC | 14 ms
7,288 KB |
testcase_44 | AC | 13 ms
7,524 KB |
testcase_45 | AC | 14 ms
7,128 KB |
testcase_46 | AC | 14 ms
7,424 KB |
testcase_47 | AC | 14 ms
7,296 KB |
testcase_48 | AC | 14 ms
7,508 KB |
testcase_49 | AC | 14 ms
7,168 KB |
testcase_50 | AC | 14 ms
7,196 KB |
testcase_51 | AC | 14 ms
7,288 KB |
testcase_52 | AC | 14 ms
7,168 KB |
testcase_53 | AC | 14 ms
7,168 KB |
testcase_54 | AC | 14 ms
7,552 KB |
testcase_55 | AC | 13 ms
7,168 KB |
testcase_56 | AC | 14 ms
7,192 KB |
testcase_57 | AC | 14 ms
7,188 KB |
testcase_58 | AC | 13 ms
7,228 KB |
testcase_59 | AC | 14 ms
7,280 KB |
testcase_60 | AC | 14 ms
7,168 KB |
ソースコード
#include <iostream> #include <fstream> #include <cmath> #include <cstdlib> #include <ctime> #include <algorithm> #include <numeric> #include <functional> #include <string> #include <vector> #include <bitset> #include <map> #include <set> #include <stack> #include <queue> #include <deque> #include <random> #include <cassert> using namespace std; using ll = long long; using ull = unsigned long long; #define REP(i,n) for(long long i = 0; i < (n); i++) #define FOR(i, m, n) for(long long i = (m);i < (n); ++i) #define ALL(obj) (obj).begin(),(obj).end() template<class T> using V = vector<T>; template<class T, class U> using P = pair<T, U>; const ll MOD = (ll)1e9 + 7; const ll MOD2 = 998244353; const ll LLINF = (ll)1e18; const ll INTINF = (ll)1e9; const long double PI = 3.1415926535897932384626433; template <class T> void corner(bool flg, T hoge) { if (flg) { cout << hoge << endl; exit(0); } } template <class T, class U>ostream &operator<<(ostream &o, const map<T, U>&obj) { o << "{"; for (auto &x : obj) o << " {" << x.first << " : " << x.second << "}" << ","; o << " }"; return o; } template <class T>ostream &operator<<(ostream &o, const set<T>&obj) { o << "{"; for (auto itr = obj.begin(); itr != obj.end(); ++itr) o << (itr != obj.begin() ? ", " : "") << *itr; o << "}"; return o; } template <class T>ostream &operator<<(ostream &o, const vector<T>&obj) { o << "{"; for (int i = 0; i < (int)obj.size(); ++i)o << (i > 0 ? ", " : "") << obj[i]; o << "}"; return o; } template <class T, class U>ostream &operator<<(ostream &o, const pair<T, U>&obj) { o << "{" << obj.first << ", " << obj.second << "}"; return o; } template <template <class tmp> class T, class U> ostream &operator<<(ostream &o, const T<U> &obj) { o << "{"; for (auto itr = obj.begin(); itr != obj.end(); ++itr)o << (itr != obj.begin() ? ", " : "") << *itr; o << "}"; return o; } void print(void) { cout << endl; } template <class Head> void print(Head&& head) { cout << head; print(); } template <class Head, class... Tail> void print(Head&& head, Tail&&... tail) { cout << head << " "; print(forward<Tail>(tail)...); } template <class T> void chmax(T& a, const T b) { a = max<T>(a, b); } template <class T> void chmin(T& a, const T b) { a = min<T>(a, b); } void YN(bool flg) { cout << ((flg) ? "YES" : "NO") << endl; } void Yn(bool flg) { cout << ((flg) ? "Yes" : "No") << endl; } void yn(bool flg) { cout << ((flg) ? "yes" : "no") << endl; } //Factorial_Mod vector<long long> Factorial_Mod(long long N, long long mod) { vector<long long> res(N + 1, 1); for (long long i = 1; i <= N; ++i) res[i] = (res[i - 1] * i) % mod; return res; } int main() { int d, l, r, k, MAXD = 20; cin >> d >> l >> r >> k; V<int> pow2(MAXD + 1, 1), sum2(MAXD + 1, 0); for (int i = 2; i < MAXD + 1; ++i) pow2[i] = pow2[i - 1] * 2; for (int i = 1; i < MAXD + 1; ++i) sum2[i] = sum2[i - 1] + pow2[i]; assert(2 <= d && d <= 20); assert(1 <= l && l <= sum2[d]-1); assert(l < r && r <= sum2[d]); assert(1 <= k && k <= 100000); auto fac = Factorial_Mod(pow2[MAXD], MOD); l = lower_bound(ALL(sum2), l) - sum2.begin(); r = lower_bound(ALL(sum2), r) - sum2.begin(); ll cnt = 1, ans = 2; int c = 0; if ((l + r - k) > 1 && (l + r - k) % 2 == 0) c = (l + r - k) / 2; corner(c == 0 || c > l || c > r, 0); for (int i = 1; i <= d; ++i) { ll tmp = pow2[i]; if (i == l) tmp--; if (i == r) tmp--; (cnt *= fac[tmp]) %= MOD; } (ans *= cnt) %= MOD; (ans *= pow2[l - c]) %= MOD; (ans *= pow2[r - c]) %= MOD; (ans *= pow2[c]) %= MOD; cout << ans << endl; return 0; }