結果
問題 | No.2130 分配方法の数え上げ mod 998244353 |
ユーザー | 👑 p-adic |
提出日時 | 2022-10-02 23:46:13 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 4 ms / 2,000 ms |
コード長 | 1,815 bytes |
コンパイル時間 | 637 ms |
コンパイル使用メモリ | 70,496 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-06-29 06:54:13 |
合計ジャッジ時間 | 2,120 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 | 2 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 1 ms
5,376 KB |
testcase_04 | AC | 2 ms
5,376 KB |
testcase_05 | AC | 2 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | AC | 2 ms
5,376 KB |
testcase_08 | AC | 2 ms
5,376 KB |
testcase_09 | AC | 2 ms
5,376 KB |
testcase_10 | AC | 1 ms
5,376 KB |
testcase_11 | AC | 2 ms
5,376 KB |
testcase_12 | AC | 2 ms
5,376 KB |
testcase_13 | AC | 2 ms
5,376 KB |
testcase_14 | AC | 2 ms
5,376 KB |
testcase_15 | AC | 2 ms
5,376 KB |
testcase_16 | AC | 2 ms
5,376 KB |
testcase_17 | AC | 2 ms
5,376 KB |
testcase_18 | AC | 3 ms
5,376 KB |
testcase_19 | AC | 2 ms
5,376 KB |
testcase_20 | AC | 2 ms
5,376 KB |
testcase_21 | AC | 2 ms
5,376 KB |
testcase_22 | AC | 1 ms
5,376 KB |
testcase_23 | AC | 2 ms
5,376 KB |
testcase_24 | AC | 2 ms
5,376 KB |
testcase_25 | AC | 2 ms
5,376 KB |
testcase_26 | AC | 2 ms
5,376 KB |
testcase_27 | AC | 4 ms
5,376 KB |
testcase_28 | AC | 2 ms
5,376 KB |
testcase_29 | AC | 4 ms
5,376 KB |
testcase_30 | AC | 2 ms
5,376 KB |
testcase_31 | AC | 2 ms
5,376 KB |
testcase_32 | AC | 1 ms
5,376 KB |
testcase_33 | AC | 2 ms
5,376 KB |
testcase_34 | AC | 2 ms
5,376 KB |
testcase_35 | AC | 1 ms
5,376 KB |
testcase_36 | AC | 2 ms
5,376 KB |
testcase_37 | AC | 2 ms
5,376 KB |
ソースコード
#include <iostream> #include <string> #include <stdio.h> #include <stdint.h> using namespace std; using ll = long long; #define UNTIE ios_base::sync_with_stdio( false ); cin.tie( nullptr ) #define CIN( LL , A ) LL A; cin >> A #define TYPE_OF( VAR ) remove_const<remove_reference<decltype( VAR )>::type >::type #define FOR( VAR , INITIAL , FINAL_PLUS_ONE ) for( TYPE_OF( FINAL_PLUS_ONE ) VAR = INITIAL ; VAR < FINAL_PLUS_ONE ; VAR ++ ) #define QUIT return 0 #define RETURN( ANSWER ) cout << ( ANSWER ) << "\n"; QUIT #define POWER( ANSWER , VAR , EXPONENT_REF , MODULO ) \ TYPE_OF( VAR ) ANSWER = 1; \ TYPE_OF( VAR ) VARIABLE_FOR_SQUARE_FOR_POWER = VAR; \ while( EXPONENT_REF != 0 ){ \ if( EXPONENT_REF % 2 == 1 ){ \ ANSWER = ( ANSWER * VARIABLE_FOR_SQUARE_FOR_POWER ) % MODULO; \ } \ VARIABLE_FOR_SQUARE_FOR_POWER = ( VARIABLE_FOR_SQUARE_FOR_POWER * VARIABLE_FOR_SQUARE_FOR_POWER ) % MODULO; \ EXPONENT_REF /= 2; \ } #include <cassert> #define MAIN main int MAIN() { constexpr const ll bound_N = 1000000000000000000; CIN( ll , N ); assert( 1 <= N && N <= bound_N ); constexpr const int bound_M = 100000; CIN( int , M ); assert( 1 <= M && M <= bound_M ); if( N < M ){ RETURN( 0 ); } constexpr const ll P = 998244353; constexpr const ll two = 2; ll N_copy = N % ( P - 1 ); POWER( answer , two , N_copy , P ); ll inverse[bound_M]; inverse[1] = 1; N %= P; ll combination = N; answer--; if( M != 1 ){ answer = ( answer + P - N ) % P; } FOR( i , 2 , M ){ inverse[i] = P - ( inverse[P % i] * ( P / i ) ) % P; combination = ( combination * ( N + 1 + P - i ) ) % P; combination = ( combination * inverse[i] ) % P; answer = ( answer + P - combination ) % P; } RETURN( answer ); }