Submission #1499998
Source Code Expand
#include "bits/stdc++.h" #include <regex> #define _USE_MATH_DEFINES #include <math.h> using namespace std; #ifndef _DEBUG #define main_ main #endif #define FOR(i,s,e) for (int i = int(s); i < int(e); ++i) #define REP(i,e) FOR(i,0,e) #define INF (INT_MAX/2) #define EPS (1.0e-8) #define LINF (LONG_MAX/2) typedef long long ll; typedef unsigned long long ull; typedef vector<int> vi; typedef vector<vi> vvi; typedef vector<ll> vl; typedef vector<vl> vvl; typedef pair<int, int> pii; typedef pair<ll, ll> pll; typedef vector<bool> vb; typedef vector<string> vs; template <typename T> using keyVal = pair<string, T>; template<typename T> bool val_greater(const keyVal<T>& left, const keyVal<T>& right) { return left.second > right.second; } vs split(string str, char sep) { vs v; stringstream ss(str); string t; while (getline(ss, t, sep)) v.push_back(t); return v; } void init_global() {} const ll MOD = 1e9 + 7; /** [Fermat's little theorem] (a^(p−1))%p == 1 -(1) p : a prime number a : an integer that is not a multiple of p According to (1) (a^(p−2)%p == 1/a Therefore, deviding by 'a' means multiplying by '(a^(p-2))%p'. */ ll pow_mod(ll a, ll n, ll mod) { ll res = 1; while (n > 0) { if (n & 0x01) { res *= a; res %= mod; } a = a*a; a %= mod; n >>= 1; } return res; } ll combi_mod(ll n, ll k, ll mod) { if (k == 0) return 1; if (k == 1) return n%mod; ll nume = 1, denom = 1; FOR(i, 1, k + 1) { nume *= i; nume %= mod; denom *= i; denom %= mod; } nume %= mod; denom %= mod; FOR(i, 1, n - k + 1) { nume *= k + i; nume %= mod; denom *= i; denom %= mod; } nume %= mod; denom %= mod; ll res = nume * pow_mod(denom, mod - 2, mod); res %= mod; return res; } int main_() { cin.tie(0); ios::sync_with_stdio(false); int R, C; cin >> R >> C; int X, Y; cin >> X >> Y; int D, L; cin >> D >> L; ll ans = combi_mod(X*Y, D, MOD); ans *= (R - X + 1); ans %= MOD; ans *= (C - Y + 1); ans %= MOD; cout << ans << endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - AtCoder社の冬 |
User | apprec |
Language | C++14 (GCC 5.4.1) |
Score | 100 |
Code Size | 2115 Byte |
Status | WA |
Exec Time | 1 ms |
Memory | 256 KB |
Judge Result
Set Name | sub | All | ||||||
---|---|---|---|---|---|---|---|---|
Score / Max Score | 100 / 100 | 0 / 1 | ||||||
Status |
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Set Name | Test Cases |
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sub | 00_sample_01E.txt, 00_sample_02E.txt, 00_sample_03E.txt, test_03E.txt, test_04E.txt, test_07E.txt, test_08E.txt, test_11E.txt, test_12E.txt, test_15E.txt, test_16E.txt, test_19E.txt, test_20E.txt, test_23E.txt, test_24E.txt, test_27E.txt, test_28E.txt, test_31E.txt, test_32E.txt, test_36E.txt, test_37E.txt, test_38E.txt, test_39E.txt, test_45E.txt, test_47E.txt |
All | 00_sample_01E.txt, 00_sample_02E.txt, 00_sample_03E.txt, 00_sample_04.txt, test_01.txt, test_02.txt, test_03E.txt, test_04E.txt, test_05.txt, test_06.txt, test_07E.txt, test_08E.txt, test_09.txt, test_10.txt, test_11E.txt, test_12E.txt, test_13.txt, test_14.txt, test_15E.txt, test_16E.txt, test_17.txt, test_18.txt, test_19E.txt, test_20E.txt, test_21.txt, test_22.txt, test_23E.txt, test_24E.txt, test_25.txt, test_26.txt, test_27E.txt, test_28E.txt, test_29.txt, test_30.txt, test_31E.txt, test_32E.txt, test_33.txt, test_34.txt, test_35.txt, test_36E.txt, test_37E.txt, test_38E.txt, test_39E.txt, test_40.txt, test_41.txt, test_42.txt, test_43.txt, test_44.txt, test_45E.txt, test_46.txt, test_47E.txt, test_48.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
00_sample_01E.txt | AC | 1 ms | 256 KB |
00_sample_02E.txt | AC | 1 ms | 256 KB |
00_sample_03E.txt | AC | 1 ms | 256 KB |
00_sample_04.txt | WA | 1 ms | 256 KB |
test_01.txt | WA | 1 ms | 256 KB |
test_02.txt | WA | 1 ms | 256 KB |
test_03E.txt | AC | 1 ms | 256 KB |
test_04E.txt | AC | 1 ms | 256 KB |
test_05.txt | WA | 1 ms | 256 KB |
test_06.txt | WA | 1 ms | 256 KB |
test_07E.txt | AC | 1 ms | 256 KB |
test_08E.txt | AC | 1 ms | 256 KB |
test_09.txt | WA | 1 ms | 256 KB |
test_10.txt | WA | 1 ms | 256 KB |
test_11E.txt | AC | 1 ms | 256 KB |
test_12E.txt | AC | 1 ms | 256 KB |
test_13.txt | WA | 1 ms | 256 KB |
test_14.txt | WA | 1 ms | 256 KB |
test_15E.txt | AC | 1 ms | 256 KB |
test_16E.txt | AC | 1 ms | 256 KB |
test_17.txt | WA | 1 ms | 256 KB |
test_18.txt | WA | 1 ms | 256 KB |
test_19E.txt | AC | 1 ms | 256 KB |
test_20E.txt | AC | 1 ms | 256 KB |
test_21.txt | WA | 1 ms | 256 KB |
test_22.txt | WA | 1 ms | 256 KB |
test_23E.txt | AC | 1 ms | 256 KB |
test_24E.txt | AC | 1 ms | 256 KB |
test_25.txt | WA | 1 ms | 256 KB |
test_26.txt | WA | 1 ms | 256 KB |
test_27E.txt | AC | 1 ms | 256 KB |
test_28E.txt | AC | 1 ms | 256 KB |
test_29.txt | WA | 1 ms | 256 KB |
test_30.txt | WA | 1 ms | 256 KB |
test_31E.txt | AC | 1 ms | 256 KB |
test_32E.txt | AC | 1 ms | 256 KB |
test_33.txt | WA | 1 ms | 256 KB |
test_34.txt | WA | 1 ms | 256 KB |
test_35.txt | WA | 1 ms | 256 KB |
test_36E.txt | AC | 1 ms | 256 KB |
test_37E.txt | AC | 1 ms | 256 KB |
test_38E.txt | AC | 1 ms | 256 KB |
test_39E.txt | AC | 1 ms | 256 KB |
test_40.txt | WA | 1 ms | 256 KB |
test_41.txt | WA | 1 ms | 256 KB |
test_42.txt | WA | 1 ms | 256 KB |
test_43.txt | WA | 1 ms | 256 KB |
test_44.txt | WA | 1 ms | 256 KB |
test_45E.txt | AC | 1 ms | 256 KB |
test_46.txt | WA | 1 ms | 256 KB |
test_47E.txt | AC | 1 ms | 256 KB |
test_48.txt | WA | 1 ms | 256 KB |