結果
| 問題 |
No.2974 関数の芽
|
| コンテスト | |
| ユーザー |
👑 |
| 提出日時 | 2023-11-15 09:35:52 |
| 言語 | C++17(gcc12) (gcc 12.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 408 ms / 2,000 ms |
| コード長 | 17,834 bytes |
| コンパイル時間 | 13,245 ms |
| コンパイル使用メモリ | 292,012 KB |
| 最終ジャッジ日時 | 2025-02-17 22:04:56 |
|
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
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| ファイルパターン | 結果 |
|---|---|
| other | AC * 24 |
ソースコード
// 一次関数の代わりに割り算を用いた比較
// 何故か実行のたびに実行時間がものすごく変わる(228〜345[ms])
#ifdef DEBUG
#define _GLIBCXX_DEBUG
#define REPEAT_MAIN( BOUND ) START_MAIN; signal( SIGABRT , &AlertAbort ); AutoCheck( exec_mode ); if( exec_mode == debug_mode || exec_mode == library_search_mode ){ return 0; } else if( exec_mode == experiment_mode ){ Experiment(); return 0; } else if( exec_mode == small_test_mode ){ SmallTest(); return 0; }; DEXPR( int , bound_test_case_num , BOUND , min( BOUND , 100 ) ); int test_case_num = 1; if( exec_mode == solve_mode ){ if constexpr( bound_test_case_num > 1 ){ SET_ASSERT( test_case_num , 1 , bound_test_case_num ); } } else if( exec_mode == random_test_mode ){ CERR( "ランダムテストを行う回数を指定してください。" ); cin >> test_case_num; } FINISH_MAIN
#define DEXPR( LL , BOUND , VALUE , DEBUG_VALUE ) CEXPR( LL , BOUND , DEBUG_VALUE )
#define ASSERT( A , MIN , MAX ) CERR( "ASSERTチェック: " , ( MIN ) , ( ( MIN ) <= A ? "<=" : ">" ) , A , ( A <= ( MAX ) ? "<=" : ">" ) , ( MAX ) ); assert( ( MIN ) <= A && A <= ( MAX ) )
#define SET_ASSERT( A , MIN , MAX ) if( exec_mode == solve_mode ){ cin >> A; ASSERT( A , MIN , MAX ); } else if( exec_mode == random_test_mode ){ CERR( #A , " = " , ( A = GetRand( MIN , MAX ) ) ); } else { assert( false ); }
#define SOLVE_ONLY static_assert( __FUNCTION__[0] == 'S' )
#define CERR( ... ) VariadicCout( cerr , __VA_ARGS__ ) << endl
#define COUT( ... ) VariadicCout( cout << "出力: " , __VA_ARGS__ ) << endl
#define CERR_A( A , N ) OUTPUT_ARRAY( cerr , A , N ) << endl
#define COUT_A( A , N ) cout << "出力: "; OUTPUT_ARRAY( cout , A , N ) << endl
#define CERR_ITR( A ) OUTPUT_ITR( cerr , A ) << endl
#define COUT_ITR( A ) cout << "出力: "; OUTPUT_ITR( cout , A ) << endl
#else
#pragma GCC optimize ( "O3" )
#pragma GCC optimize ( "unroll-loops" )
#pragma GCC target ( "sse4.2,fma,avx2,popcnt,lzcnt,bmi2" )
#define REPEAT_MAIN( BOUND ) START_MAIN; CEXPR( int , bound_test_case_num , BOUND ); int test_case_num = 1; if constexpr( bound_test_case_num > 1 ){ SET_ASSERT( test_case_num , 1 , bound_test_case_num ); } FINISH_MAIN
#define DEXPR( LL , BOUND , VALUE , DEBUG_VALUE ) CEXPR( LL , BOUND , VALUE )
#define ASSERT( A , MIN , MAX ) assert( ( MIN ) <= A && A <= ( MAX ) )
#define SET_ASSERT( A , MIN , MAX ) cin >> A; ASSERT( A , MIN , MAX )
#define SOLVE_ONLY
#define CERR( ... )
#define COUT( ... ) VariadicCout( cout , __VA_ARGS__ ) << "\n"
#define CERR_A( A , N )
#define COUT_A( A , N ) OUTPUT_ARRAY( cout , A , N ) << "\n"
#define CERR_ITR( A )
#define COUT_ITR( A ) OUTPUT_ITR( cout , A ) << "\n"
#endif
#include <bits/stdc++.h>
using namespace std;
using uint = unsigned int;
using ll = long long;
using ull = unsigned long long;
#define START_MAIN int main(){ ios_base::sync_with_stdio( false ); cin.tie( nullptr )
#define FINISH_MAIN REPEAT( test_case_num ){ if constexpr( bound_test_case_num > 1 ){ CERR( "testcase " , VARIABLE_FOR_REPEAT_test_case_num , ":" ); } Solve(); CERR( "" ); } }
#define TYPE_OF( VAR ) decay_t<decltype( VAR )>
#define CEXPR( LL , BOUND , VALUE ) constexpr LL BOUND = VALUE
#define CIN( LL , ... ) SOLVE_ONLY; LL __VA_ARGS__; VariadicCin( cin , __VA_ARGS__ )
#define CIN_ASSERT( A , MIN , MAX ) TYPE_OF( MAX ) A; SET_ASSERT( A , MIN , MAX )
#define SET_A( A , N ) SOLVE_ONLY; FOR( VARIABLE_FOR_CIN_A , 0 , N ){ cin >> A[VARIABLE_FOR_CIN_A]; }
#define CIN_A( LL , A , N ) vector<LL> A( N ); SET_A( A , N );
#define GETLINE_SEPARATE( SEPARATOR , ... ) SOLVE_ONLY; string __VA_ARGS__; VariadicGetline( cin , SEPARATOR , __VA_ARGS__ )
#define GETLINE( ... ) SOLVE_ONLY; GETLINE_SEPARATE( '\n' , __VA_ARGS__ )
#define FOR( VAR , INITIAL , FINAL_PLUS_ONE ) for( TYPE_OF( FINAL_PLUS_ONE ) VAR = INITIAL ; VAR < FINAL_PLUS_ONE ; VAR ++ )
#define FOREQ( VAR , INITIAL , FINAL ) for( TYPE_OF( FINAL ) VAR = INITIAL ; VAR <= FINAL ; VAR ++ )
#define FOREQINV( VAR , INITIAL , FINAL ) for( TYPE_OF( INITIAL ) VAR = INITIAL ; VAR >= FINAL ; VAR -- )
#define AUTO_ITR( ARRAY ) auto itr_ ## ARRAY = ARRAY .begin() , end_ ## ARRAY = ARRAY .end()
#define FOR_ITR( ARRAY ) for( AUTO_ITR( ARRAY ) , itr = itr_ ## ARRAY ; itr_ ## ARRAY != end_ ## ARRAY ; itr_ ## ARRAY ++ , itr++ )
#define REPEAT( HOW_MANY_TIMES ) FOR( VARIABLE_FOR_REPEAT_ ## HOW_MANY_TIMES , 0 , HOW_MANY_TIMES )
#define SET_PRECISION( DECIMAL_DIGITS ) cout << fixed << setprecision( DECIMAL_DIGITS )
#define OUTPUT_ARRAY( OS , A , N ) FOR( VARIABLE_FOR_OUTPUT_ARRAY , 0 , N ){ OS << A[VARIABLE_FOR_OUTPUT_ARRAY] << (VARIABLE_FOR_OUTPUT_ARRAY==N-1?"":" "); } OS
#define OUTPUT_ITR( OS , A ) { auto ITERATOR_FOR_OUTPUT_ITR = A.begin() , END_FOR_OUTPUT_ITR = A.end(); bool VARIABLE_FOR_OUTPUT_ITR = ITERATOR_FOR_COUT_ITR != END_FOR_COUT_ITR; while( VARIABLE_FOR_OUTPUT_ITR ){ OS << *ITERATOR_FOR_COUT_ITR; ( VARIABLE_FOR_OUTPUT_ITR = ++ITERATOR_FOR_COUT_ITR != END_FOR_COUT_ITR ) ? OS : OS << " "; } } OS
#define RETURN( ... ) SOLVE_ONLY; COUT( __VA_ARGS__ ); return
#define COMPARE( ... ) auto naive = Naive( __VA_ARGS__ ); auto answer = Answer( __VA_ARGS__ ); bool match = naive == answer; COUT( #__VA_ARGS__ , ":" , naive , match ? "==" : "!=" , answer ); if( !match ){ return; }
// 入出力用
template <class Traits> inline basic_istream<char,Traits>& VariadicCin( basic_istream<char,Traits>& is ) { return is; }
template <class Traits , typename Arg , typename... ARGS> inline basic_istream<char,Traits>& VariadicCin( basic_istream<char,Traits>& is , Arg& arg , ARGS&... args ) { return VariadicCin( is >> arg , args... ); }
template <class Traits> inline basic_istream<char,Traits>& VariadicGetline( basic_istream<char,Traits>& is , const char& separator ) { return is; }
template <class Traits , typename Arg , typename... ARGS> inline basic_istream<char,Traits>& VariadicGetline( basic_istream<char,Traits>& is , const char& separator , Arg& arg , ARGS&... args ) { return VariadicGetline( getline( is , arg , separator ) , separator , args... ); }
template <class Traits , typename Arg> inline basic_ostream<char,Traits>& VariadicCout( basic_ostream<char,Traits>& os , const Arg& arg ) { return os << arg; }
template <class Traits , typename Arg1 , typename Arg2 , typename... ARGS> inline basic_ostream<char,Traits>& VariadicCout( basic_ostream<char,Traits>& os , const Arg1& arg1 , const Arg2& arg2 , const ARGS&... args ) { return VariadicCout( os << arg1 << " " , arg2 , args... ); }
// 算術用
template <typename T> constexpr T PositiveBaseResidue( const T& a , const T& p ){ return a >= 0 ? a % p : p - 1 - ( ( - ( a + 1 ) ) % p ); }
template <typename T> constexpr T Residue( const T& a , const T& p ){ return PositiveBaseResidue( a , p < 0 ? -p : p ); }
template <typename T> constexpr T PositiveBaseQuotient( const T& a , const T& p ){ return ( a - PositiveBaseResidue( a , p ) ) / p; }
template <typename T> constexpr T Quotient( const T& a , const T& p ){ return p < 0 ? PositiveBaseQuotient( -a , -p ) : PositiveBaseQuotient( a , p ); }
// 二分探索テンプレート
// EXPRESSIONがANSWERの広義単調関数の時、EXPRESSION >= TARGETの整数解を格納。
#define BS( ANSWER , MINIMUM , MAXIMUM , EXPRESSION , DESIRED_INEQUALITY , TARGET , INEQUALITY_FOR_CHECK , UPDATE_U , UPDATE_L , UPDATE_ANSWER ) \
static_assert( ! is_same<TYPE_OF( TARGET ),uint>::value && ! is_same<TYPE_OF( TARGET ),ull>::value ); \
ll ANSWER = MINIMUM; \
ll VARIABLE_FOR_BINARY_SEARCH_L = MINIMUM; \
ll VARIABLE_FOR_BINARY_SEARCH_U = MAXIMUM; \
ANSWER = UPDATE_ANSWER; \
ll VARIABLE_FOR_DIFFERENCE_FOR_BINARY_SEARCH; \
while( VARIABLE_FOR_BINARY_SEARCH_L < VARIABLE_FOR_BINARY_SEARCH_U ){ \
VARIABLE_FOR_DIFFERENCE_FOR_BINARY_SEARCH = ( EXPRESSION ) - ( TARGET ); \
CERR( "二分探索中:" , VARIABLE_FOR_BINARY_SEARCH_L , "<=" , ANSWER , "<=" , VARIABLE_FOR_BINARY_SEARCH_U , ":" , EXPRESSION , "-" , TARGET , "=" , VARIABLE_FOR_DIFFERENCE_FOR_BINARY_SEARCH ); \
if( VARIABLE_FOR_DIFFERENCE_FOR_BINARY_SEARCH INEQUALITY_FOR_CHECK 0 ){ \
VARIABLE_FOR_BINARY_SEARCH_U = UPDATE_U; \
} else { \
VARIABLE_FOR_BINARY_SEARCH_L = UPDATE_L; \
} \
ANSWER = UPDATE_ANSWER; \
} \
if( VARIABLE_FOR_BINARY_SEARCH_L > VARIABLE_FOR_BINARY_SEARCH_U ){ \
CERR( "二分探索失敗:" , VARIABLE_FOR_BINARY_SEARCH_L , ">" , VARIABLE_FOR_BINARY_SEARCH_U ); \
ANSWER = MAXIMUM + 1; \
} else { \
CERR( "二分探索終了:" , VARIABLE_FOR_BINARY_SEARCH_L , "<=" , ANSWER , "<=" , VARIABLE_FOR_BINARY_SEARCH_U , ":" , EXPRESSION , ( EXPRESSION > TARGET ? ">" : EXPRESSION < TARGET ? "<" : "=" ) , TARGET ); \
if( EXPRESSION DESIRED_INEQUALITY TARGET ){ \
CERR( "二分探索成功:" , #ANSWER , "=" , ANSWER ); \
} else { \
CERR( "二分探索失敗:" , EXPRESSION , "<>"[EXPRESSION > TARGET], TARGET ); \
ANSWER = MAXIMUM + 1; \
} \
} \
// 単調増加の時にEXPRESSION >= TARGETの最小解を格納。
#define BS1( ANSWER , MINIMUM , MAXIMUM , EXPRESSION , TARGET ) \
BS( ANSWER , MINIMUM , MAXIMUM , EXPRESSION , >= , TARGET , >= , ANSWER , ANSWER + 1 , ( VARIABLE_FOR_BINARY_SEARCH_L + VARIABLE_FOR_BINARY_SEARCH_U ) / 2 ) \
// 単調増加の時にEXPRESSION <= TARGETの最大解を格納。
#define BS2( ANSWER , MINIMUM , MAXIMUM , EXPRESSION , TARGET ) \
BS( ANSWER , MINIMUM , MAXIMUM , EXPRESSION , <= , TARGET , > , ANSWER - 1 , ANSWER , ( VARIABLE_FOR_BINARY_SEARCH_L + 1 + VARIABLE_FOR_BINARY_SEARCH_U ) / 2 ) \
// 単調減少の時にEXPRESSION >= TARGETの最大解を格納。
#define BS3( ANSWER , MINIMUM , MAXIMUM , EXPRESSION , TARGET ) \
BS( ANSWER , MINIMUM , MAXIMUM , EXPRESSION , >= , TARGET , < , ANSWER - 1 , ANSWER , ( VARIABLE_FOR_BINARY_SEARCH_L + 1 + VARIABLE_FOR_BINARY_SEARCH_U ) / 2 ) \
// 単調減少の時にEXPRESSION <= TARGETの最小解を格納。
#define BS4( ANSWER , MINIMUM , MAXIMUM , EXPRESSION , TARGET ) \
BS( ANSWER , MINIMUM , MAXIMUM , EXPRESSION , <= , TARGET , <= , ANSWER , ANSWER + 1 , ( VARIABLE_FOR_BINARY_SEARCH_L + VARIABLE_FOR_BINARY_SEARCH_U ) / 2 ) \
// デバッグ用
#ifdef DEBUG
inline void AlertAbort( int n ) { CERR( "abort関数が呼ばれました。assertマクロのメッセージが出力されていない場合はオーバーフローの有無を確認をしてください。" ); }
void AutoCheck( int& exec_mode );
inline void Solve();
inline void Experiment();
inline void SmallTest();
inline void RandomTest();
ll GetRand( const ll& Rand_min , const ll& Rand_max );
int exec_mode;
CEXPR( int , solve_mode , 0 );
CEXPR( int , debug_mode , 1 );
CEXPR( int , library_search_mode , 2 );
CEXPR( int , experiment_mode , 3 );
CEXPR( int , small_test_mode , 4 );
CEXPR( int , random_test_mode , 5 );
#endif
template <typename T , int N>
class BIT
{
private:
T m_fenwick[N + 1];
public:
inline BIT();
BIT( const T ( & a )[N] );
inline void Set( const int& i , const T& n );
inline BIT<T,N>& operator+=( const T ( & a )[N] );
void Add( const int& i , const T& n );
T InitialSegmentSum( const int& i_final );
inline T IntervalSum( const int& i_start , const int& i_final );
};
template <typename T , int N> inline BIT<T,N>::BIT() : m_fenwick() {}
template <typename T , int N>
BIT<T,N>::BIT( const T ( & a )[N] ) : m_fenwick()
{
for( int j = 1 ; j <= N ; j++ ){
T& fenwick_j = m_fenwick[j];
int i = j - 1;
fenwick_j = a[i];
int i_lim = j - ( j & -j );
while( i != i_lim ){
fenwick_j += m_fenwick[i];
i -= ( i & -i );
}
}
}
template <typename T , int N> inline void BIT<T,N>::Set( const int& i , const T& n ) { Add( i , n - IntervalSum( i , i ) ); }
template <typename T , int N> inline BIT<T,N>& BIT<T,N>::operator+=( const T ( & a )[N] ) { for( int i = 0 ; i < N ; i++ ){ Add( i , a[i] ); } return *this; }
template <typename T , int N>
void BIT<T,N>::Add( const int& i , const T& n )
{
int j = i + 1;
while( j <= N ){
m_fenwick[j] += n;
j += ( j & -j );
}
return;
}
template <typename T , int N>
T BIT<T,N>::InitialSegmentSum( const int& i_final )
{
T sum = 0;
int j = ( i_final < N ? i_final : N - 1 ) + 1;
while( j > 0 ){
sum += m_fenwick[j];
j -= j & -j;
}
return sum;
}
template <typename T , int N> inline T BIT<T,N>::IntervalSum( const int& i_start , const int& i_final ) { return InitialSegmentSum( i_final ) - InitialSegmentSum( i_start - 1 ); }
template <typename T , int N>
class IntervalAddBIT
{
private:
// 母関数の微分の負の階差数列((i-1)a_{i-1} - ia_i)の管理
BIT<T,N> m_bit_0;
// 階差数列(a_i - a_{i-1})の管理
BIT<T,N> m_bit_1;
public:
inline IntervalAddBIT();
inline IntervalAddBIT( const T ( & a )[N] );
inline void Set( const int& i , const T& n );
inline IntervalAddBIT<T,N>& operator+=( const T ( & a )[N] );
inline void Add( const int& i , const T& n );
inline void IntervalAdd( const int& i_start , const int& i_final , const T& n );
inline T InitialSegmentSum( const int& i_final );
inline T IntervalSum( const int& i_start , const int& i_final );
};
template <typename T , int N> inline IntervalAddBIT<T,N>::IntervalAddBIT() : m_bit_0() , m_bit_1() {}
template <typename T , int N> inline IntervalAddBIT<T,N>::IntervalAddBIT( const T ( & a )[N] ) : m_bit_0() , m_bit_1() { operator+=( a ); }
template <typename T , int N> inline void IntervalAddBIT<T,N>::Set( const int& i , const T& n ) { Add( i , n - IntervalSum( i , i ) ); }
template <typename T , int N> inline IntervalAddBIT<T,N>& IntervalAddBIT<T,N>::operator+=( const T ( & a )[N] ) { for( int i = 0 ; i < N ; i++ ){ Add( i , a[i] ); } return *this; }
template <typename T , int N> inline void IntervalAddBIT<T,N>::Add( const int& i , const T& n ) { IntervalAdd( i , i , n ); }
template <typename T , int N> inline void IntervalAddBIT<T,N>::IntervalAdd( const int& i_start , const int& i_final , const T& n ) { m_bit_0.Add( i_start , - ( i_start - 1 ) * n ); m_bit_0.Add( i_final + 1 , i_final * n ); m_bit_1.Add( i_start , n ); m_bit_1.Add( i_final + 1 , - n ); }
template <typename T , int N> inline T IntervalAddBIT<T,N>::InitialSegmentSum( const int& i_final ) { return m_bit_0.InitialSegmentSum( i_final ) + i_final * m_bit_1.InitialSegmentSum( i_final ); }
template <typename T , int N> inline T IntervalAddBIT<T,N>::IntervalSum( const int& i_start , const int& i_final ) { return InitialSegmentSum( i_final ) - InitialSegmentSum( i_start - 1 ); }
inline void Solve()
{
DEXPR( int , bound_Q , 100000 , 100 );
CIN_ASSERT( Q , 1 , bound_Q );
CEXPR( ll , bound , 1000000000 );
ll KM[bound_Q][2];
ll LN[bound_Q][2];
ll X[bound_Q];
map<ll,int> X_inv{};
X_inv[-bound-1];
X_inv[bound+1];
FOR( q , 0 , Q ){
CIN_ASSERT( Kq , -bound , bound );
CIN_ASSERT( Lq , -bound , bound );
CIN_ASSERT( Mq , -bound , bound );
CIN_ASSERT( Nq , -bound , bound );
CIN_ASSERT( Xq , -bound , bound );
ll ( &KMq )[2] = KM[q];
ll ( &LNq )[2] = LN[q];
KMq[0] = Kq;
LNq[0] = Lq;
KMq[1] = Mq;
LNq[1] = Nq;
X_inv[X[q] = Xq];
}
ll TheAtsuX[bound_Q+2];
int i_max = -1;
FOR_ITR( X_inv ){
TheAtsuX[itr->second = ++i_max] = itr->first;
}
IntervalAddBIT<ll,bound_Q+2> FGL[2][2] = {};
IntervalAddBIT<ll,bound_Q+2> FGR[2][2] = {};
FOR( q , 0 , Q ){
ll ( &KMq )[2] = KM[q];
ll ( &LNq )[2] = LN[q];
FOR( j , 0 , 2 ){
ll& KMqj = KMq[j];
ll& LNqj = LNq[j];
IntervalAddBIT<ll,bound_Q+2> ( &FGLj )[2] = FGL[j];
IntervalAddBIT<ll,bound_Q+2> ( &FGRj )[2] = FGR[j];
if( KMqj == 0 ){
if( LNqj > 0 ){
FGLj[0].IntervalAdd( 0 , i_max , LNqj );
FGRj[0].IntervalAdd( 0 , i_max , LNqj );
}
} else if( KMqj > 0 ){
ll div = -Quotient( LNqj , KMqj );
BS1( i , 0 , i_max , TheAtsuX[i] , div );
if( LNqj % KMqj == 0 && TheAtsuX[i] == -LNqj / KMqj ){
FGLj[0].IntervalAdd( i + 1 , i_max , LNqj );
FGLj[1].IntervalAdd( i + 1 , i_max , KMqj );
} else {
FGLj[0].IntervalAdd( i , i_max , LNqj );
FGLj[1].IntervalAdd( i , i_max , KMqj );
}
FGRj[0].IntervalAdd( i , i_max , LNqj );
FGRj[1].IntervalAdd( i , i_max , KMqj );
} else {
ll div = Quotient( LNqj , -KMqj );
BS2( i , 0 , i_max , TheAtsuX[i] , div );
if( LNqj % KMqj == 0 && TheAtsuX[i] == - LNqj / KMqj ){
FGLj[0].IntervalAdd( 0 , i - 1 , LNqj );
FGLj[1].IntervalAdd( 0 , i - 1 , KMqj );
} else {
FGLj[0].IntervalAdd( 0 , i , LNqj );
FGLj[1].IntervalAdd( 0 , i , KMqj );
}
FGRj[0].IntervalAdd( 0 , i , LNqj );
FGRj[1].IntervalAdd( 0 , i , KMqj );
}
}
IntervalAddBIT<ll,bound_Q+2> ( &FL )[2] = FGL[0];
IntervalAddBIT<ll,bound_Q+2> ( &FR )[2] = FGR[0];
IntervalAddBIT<ll,bound_Q+2> ( &GL )[2] = FGL[1];
IntervalAddBIT<ll,bound_Q+2> ( &GR )[2] = FGR[1];
int& i = X_inv[X[q]];
if(
FL[0].IntervalSum( i , i ) == GL[0].IntervalSum( i , i ) &&
FL[1].IntervalSum( i , i ) == GL[1].IntervalSum( i , i ) &&
FR[1].IntervalSum( i , i ) == GR[1].IntervalSum( i , i )
){
COUT( "Yes" );
} else {
COUT( "No" );
}
}
}
inline void Experiment()
{
// CEXPR( int , bound , 10 );
// FOREQ( N , 0 , bound ){
// FOREQ( M , 0 , bound ){
// FOREQ( K , 0 , bound ){
// COUT( N , M , K , ":" , Naive( N , M , K ) );
// }
// }
// // cout << Naive( N ) << ",\n"[N==bound];
// }
}
inline void SmallTest()
{
// CEXPR( int , bound , 10 );
// FOREQ( N , 0 , bound ){
// FOREQ( M , 0 , bound ){
// FOREQ( K , 0 , bound ){
// COMPARE( N , M , K );
// }
// }
// // COMPARE( N );
// }
}
REPEAT_MAIN(1);