結果
問題 | No.2837 Flip Triomino |
ユーザー | 👑 AngrySadEight |
提出日時 | 2024-08-09 21:57:16 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 233 ms / 2,000 ms |
コード長 | 4,449 bytes |
コンパイル時間 | 4,949 ms |
コンパイル使用メモリ | 223,844 KB |
実行使用メモリ | 8,576 KB |
最終ジャッジ日時 | 2024-08-09 21:57:32 |
合計ジャッジ時間 | 14,201 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge3 |
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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 | 203 ms
8,064 KB |
testcase_01 | AC | 204 ms
8,064 KB |
testcase_02 | AC | 210 ms
8,064 KB |
testcase_03 | AC | 204 ms
7,980 KB |
testcase_04 | AC | 206 ms
8,028 KB |
testcase_05 | AC | 225 ms
8,008 KB |
testcase_06 | AC | 204 ms
7,936 KB |
testcase_07 | AC | 210 ms
8,576 KB |
testcase_08 | AC | 216 ms
8,576 KB |
testcase_09 | AC | 213 ms
8,448 KB |
testcase_10 | AC | 232 ms
8,576 KB |
testcase_11 | AC | 213 ms
8,576 KB |
testcase_12 | AC | 208 ms
8,192 KB |
testcase_13 | AC | 209 ms
8,192 KB |
testcase_14 | AC | 217 ms
8,064 KB |
testcase_15 | AC | 211 ms
8,192 KB |
testcase_16 | AC | 218 ms
8,448 KB |
testcase_17 | AC | 214 ms
8,300 KB |
testcase_18 | AC | 210 ms
8,292 KB |
testcase_19 | AC | 212 ms
8,448 KB |
testcase_20 | AC | 211 ms
8,312 KB |
testcase_21 | AC | 233 ms
8,192 KB |
testcase_22 | AC | 212 ms
8,576 KB |
testcase_23 | AC | 212 ms
8,448 KB |
testcase_24 | AC | 212 ms
8,484 KB |
testcase_25 | AC | 210 ms
8,576 KB |
testcase_26 | AC | 229 ms
8,500 KB |
testcase_27 | AC | 205 ms
8,192 KB |
testcase_28 | AC | 207 ms
8,116 KB |
testcase_29 | AC | 204 ms
8,064 KB |
testcase_30 | AC | 209 ms
8,064 KB |
testcase_31 | AC | 206 ms
8,064 KB |
testcase_32 | AC | 226 ms
8,064 KB |
testcase_33 | AC | 211 ms
8,192 KB |
testcase_34 | AC | 206 ms
8,064 KB |
testcase_35 | AC | 204 ms
8,064 KB |
testcase_36 | AC | 209 ms
8,192 KB |
ソースコード
#pragma GCC target("avx2") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #include <algorithm> #include <atcoder/all> #include <bitset> #include <cassert> #include <cmath> #include <ctime> #include <functional> #include <iomanip> #include <iostream> #include <map> #include <queue> #include <random> #include <set> #include <stack> #include <string> #include <tuple> #include <unordered_map> #include <unordered_set> #include <utility> #include <vector> using namespace std; using namespace atcoder; typedef long long ll; #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define repr(i, n) for (int i = (int)(n) - 1; i >= 0; i--) #define repk(i, k, n) for (int i = k; i < (int)(n); i++) #define all(v) v.begin(), v.end() #define mod1 1000000007 #define mod2 998244353 #define mod3 100000007 #define vi vector<int> #define vs vector<string> #define vc vector<char> #define vl vector<ll> #define vb vector<bool> #define vvi vector<vector<int>> #define vvc vector<vector<char>> #define vvl vector<vector<ll>> #define vvb vector<vector<bool>> #define vvvi vector<vector<vector<int>>> #define vvvl vector<vector<vector<ll>>> #define pii pair<int, int> #define pil pair<int, ll> #define pli pair<ll, int> #define pll pair<ll, ll> #define vpii vector<pair<int, int>> #define vpll vector<pair<ll, ll>> #define vvpii vector<vector<pair<int, int>>> #define vvpll vector<vector<pair<ll, ll>>> using mint = modint998244353; template <typename T> void debug(T e) { cerr << e << endl; } template <typename T> void debug(vector<T> &v) { rep(i, v.size()) { cerr << v[i] << " "; } cerr << endl; } template <typename T> void debug(vector<vector<T>> &v) { rep(i, v.size()) { rep(j, v[i].size()) { cerr << v[i][j] << " "; } cerr << endl; } } template <typename T> void debug(vector<pair<T, T>> &v) { rep(i, v.size()) { cerr << v[i].first << " " << v[i].second << endl; } } template <typename T> void debug(set<T> &st) { for (auto itr = st.begin(); itr != st.end(); itr++) { cerr << *itr << " "; } cerr << endl; } template <typename T> void debug(multiset<T> &ms) { for (auto itr = ms.begin(); itr != ms.end(); itr++) { cerr << *itr << " "; } cerr << endl; } template <typename T> void debug(map<T, T> &mp) { for (auto itr = mp.begin(); itr != mp.end(); itr++) { cerr << itr->first << " " << itr->second << endl; } } void debug_out() { cerr << endl; } template <typename Head, typename... Tail> void debug_out(Head H, Tail... T) { cerr << H << " "; debug_out(T...); } ll my_pow(ll x, ll n, ll mod) { // 繰り返し二乗法.x^nをmodで割った余り. ll ret; if (n == 0) { ret = 1; } else if (n % 2 == 1) { ret = (x * my_pow((x * x) % mod, n / 2, mod)) % mod; } else { ret = my_pow((x * x) % mod, n / 2, mod); } return ret; } ll inv(ll x, ll mod) { return my_pow(x, mod - 2, mod); } int main() { ll N, M; cin >> N >> M; vector<string> S(N); for (ll i = 0; i < N; i++) { cin >> S[i]; } vector<ll> rem(3, 0); vector<ll> rem_q(3, 0); for (ll i = 0; i < N; i++) { for (ll j = 0; j < M; j++) { if (S[i][j] == 'B') { rem[(i + j) % 3]++; } if (S[i][j] == '?') { rem_q[(i + j) % 3]++; } } } vector<ll> fact(300003, 0); fact[0] = 1; for (ll i = 0; i < 300002; i++) { fact[i + 1] = (fact[i] * (i + 1)) % mod2; } vector<ll> fact_inv(300003, 0); for (ll i = 0; i < 300003; i++) { fact_inv[i] = inv(fact[i], mod2); } // debug(rem); // debug(rem_q); vector<ll> odd_c(3, 0); vector<ll> even_c(3, 0); for (ll i = 0; i < 3; i++) { for (ll j = 0; j <= rem_q[i]; j++) { ll ans_sub_sub = fact[rem_q[i]]; ans_sub_sub = (ans_sub_sub * fact_inv[j]) % mod2; ans_sub_sub = (ans_sub_sub * fact_inv[rem_q[i] - j]) % mod2; if ((rem[i] + j) % 2 == 1) { odd_c[i] = (odd_c[i] + ans_sub_sub) % mod2; } else { even_c[i] = (even_c[i] + ans_sub_sub) % mod2; } } } ll ans_o = 1; ll ans_e = 1; for (ll i = 0; i < 3; i++) { ans_o = (ans_o * odd_c[i]) % mod2; ans_e = (ans_e * even_c[i]) % mod2; } cout << (ans_o + ans_e) % mod2 << endl; }