#ifdef INCLUDE_MAIN struct Compare { inline bool operator()( const bigint& n , const bigint& m ) { return n.a.d.size() < m.a.d.size(); } }; const Compare compare{}; inline void Debug( ... ){} // inline void Debug( const char& type , const string& s , const int& i_start , const int& i_final ){ cerr << "SyntaxAnalysis " << type << ": " << s.substr( i_start , i_final - i_start + 1 ) << endl; } // inline void Debug( const char& type , const string& s , const int& i_start , const int& i_final , const bigint& n ){ cerr << "Evaluate " << type << ": " << s.substr( i_start , i_final - i_start + 1 ) << " == " << n << endl; } bigint& Sum( list<bigint>& a ) { a.sort( compare ); AUTO_ITR( a ); while( itr_a != end_a ){ bigint& temp = *itr_a; if( ++itr_a != end_a ){ temp += *itr_a; itr_a = a.erase( itr_a ); } } if( a.size() > 1 ){ return Sum( a ); } return a.front(); } bigint& Prod( list<bigint>& a ) { a.sort( compare ); AUTO_ITR( a ); while( itr_a != end_a ){ bigint& temp = *itr_a; if( ++itr_a != end_a ){ temp *= *itr_a; itr_a = a.erase( itr_a ); } } if( a.size() > 1 ){ return Prod( a ); } return a.front(); } inline bool Digit( const char& c ) { return '0' <= c && c <= '9'; } inline bigint Number( const string& s , const int& i_start , const int& i_final ) { return bigint( s.substr( i_start , i_final - i_start + 1 ) ); } using Data = tuple<char,int,int,int,list<int>>; CEXPR( char , expression , 'e' ); CEXPR( char , factor , 'f' ); CEXPR( char , number , 'n' ); CEXPR( char , term , 't' ); void SetMatchingParenthesis( const string& s , const int& n , vector<int>& syntax ) { CEXPR( int , not_searching , 0 ); CEXPR( int , searching_num , 1 ); CEXPR( int , searching_minus , 2 ); int searching_mode = not_searching; list<int> parenthesis{}; FOR( i , 0 , n ){ if( s[i] == '(' ){ assert( searching_mode == not_searching ); parenthesis.push_back( i ); } else if( s[i] == ')' ){ assert( searching_mode == not_searching ); syntax[syntax[i] = parenthesis.back()] = i; parenthesis.pop_back(); } else if( Digit( s[i] ) ){ if( searching_mode != searching_num ){ parenthesis.push_back( i ); searching_mode = searching_num; } if( i + 1 == n ? true : ! Digit( s[i+1] ) ){ syntax[syntax[i] = parenthesis.back()] = i; parenthesis.pop_back(); searching_mode = not_searching; } } else if( s[i] == '-' ){ if( searching_mode != searching_minus ){ parenthesis.push_back( i ); searching_mode = searching_minus; } if( i + 1 == n ? true : s[i+1] != '-' ){ syntax[syntax[i] = parenthesis.back()] = i; parenthesis.pop_back(); searching_mode = not_searching; } } } } void Factor( const string& s , const int& i_start , const int& i_final , const vector<int>& syntax , list<Data>& stack , vector<bool>& neg , list<int>& child , int& val_num ) { child.push_back( val_num ); int j = i_final; int i = syntax[i_final]; if( i_start == i ){ while( s[j] == ')' ? syntax[j] == i : false ){ i++; j--; } } stack.push_back( { j == i_final ? number : expression , i , j , val_num , {} } ); neg.push_back( false ); val_num++; } void Term( const string& s , const int& i_start , const int& i_final , const vector<int>& syntax , list<Data>& stack , vector<bool>& neg , list<int>& child , int& val_num ) { int j = i_final; while( i_start <= j ){ int i = syntax[j]; bool temp = false; if( i_start < i ? s[i-1] == '-' : false ){ temp = ( i - syntax[i-1] ) % 2 == 1; i = syntax[i-1]; } child.push_back( val_num ); stack.push_back( { factor , syntax[j] , j , val_num , {} } ); neg.push_back( temp ); j = i - 2; val_num++; } } void Expression( const string& s , const int& i_start , const int& i_final , const vector<int>& syntax , list<Data>& stack , vector<bool>& neg , list<int>& child , int& val_num ) { int j = i_final; while( i_start <= j ){ if( s[j] == '+' ){ j--; continue; } int i = syntax[j]; while( i_start < i ){ if( s[i-1] == '*' ){ i = syntax[i-2]; } else if( s[i-1] == '-' ){ i = syntax[i-1]; } else { break; } } child.push_back( val_num ); stack.push_back( { term , i , j , val_num , {} } ); neg.push_back( false ); j = i - 1; val_num++; } } void SyntaxAnalysis( const string& s , const vector<int>& syntax , list<Data>& stack , vector<bool>& neg , int& val_num ) { AUTO_ITR( stack ); while( itr_stack != end_stack ){ auto& [type,i_start,i_final,self,child] = *itr_stack; if( type == expression ){ Expression( s , i_start , i_final , syntax , stack , neg , child , val_num ); } else if( type == term ){ Term( s , i_start , i_final , syntax , stack , neg , child , val_num ); } else if( type == factor ){ Factor( s , i_start , i_final , syntax , stack , neg , child , val_num ); } Debug( type , s , i_start , i_final ); itr_stack++; } } void Evaluate( const string& s , const vector<int>& syntax , list<Data>& stack , vector<bool>& neg , vector<bigint>& value ) { while( !stack.empty() ){ auto& [type,i_start,i_final,self,child] = stack.back(); if( type == expression ){ list<bigint> a{}; while( !child.empty() ){ a.push_back( move( value[child.back()] ) ); child.pop_back(); } value[self] = move( Sum( a ) ); } else if( type == term ){ list<bigint> a{}; while( !child.empty() ){ int& temp = child.back(); if( neg[temp] ){ value[temp].neg = !value[temp].neg; } a.push_back( move( value[temp] ) ); child.pop_back(); } value[self] = move( Prod( a ) ); } else if( type == factor ){ assert( child.size() == 1 ); value[self] = move( value[child.back()] ); } else if( type == number ){ assert( child.size() == 0 ); value[self] = Number( s , i_start , i_final ); } Debug( type , s , i_start , i_final , value[self] ); stack.pop_back(); } } inline void Solve() { CIN( int , N ); CIN( string , S ); vector<int> syntax( N ); SetMatchingParenthesis( S , N , syntax ); list<Data> stack{}; vector<bool> neg{}; int val_num = 0; stack.push_back( { expression , 0 , N - 1 , val_num , {} } ); neg.push_back( false ); val_num++; SyntaxAnalysis( S , syntax , stack , neg , val_num ); vector<bigint> value( val_num ); Evaluate( S , syntax , stack , neg , value ); RETURN( value[0] ); } REPEAT_MAIN(1); #else // INCLUDE_MAIN #ifdef INCLUDE_SUB template <typename PATH> list<PATH> E( const int& i ) { // list<PATH> answer{}; list<PATH> answer = e<PATH>[i]; // VVV 入力によらない処理は以下に挿入する。 // AAA 入力によらない処理は以上に挿入する。 return answer; } template <typename T> inline T F( const T& t ){ return f<T>[t]; } template <typename T> inline T G( const int& i ){ return g<T>[i]; } // COMPAREに使用。圧縮時は削除する。 ll Naive( int N , int M , int K ) { ll answer = N + M + K; return answer; } // COMPAREに使用。圧縮時は削除する。 ll Answer( ll N , ll M , ll K ) { // START_WATCH; ll answer = N + M + K; // // TLに準じる乱択や全探索。デフォルトの猶予は100.0[ms]。 // CEXPR( double , TL , 2000.0 ); // while( CHECK_WATCH( TL ) ){ // } return answer; } // 圧縮時は中身だけ削除する。 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]; // } } // 圧縮時は中身だけ削除する。 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 ); // } } #define INCLUDE_MAIN #include __FILE__ #else // INCLUDE_SUB #ifdef INCLUDE_LIBRARY /* C-x 3 C-x o C-x C-fによるファイル操作用 BFS: c:/Users/user/Documents/Programming/Mathematics/Geometry/Graph/BreadthFirstSearch/compress.txt CoordinateCompress: c:/Users/user/Documents/Programming/Mathematics/SetTheory/DirectProduct/CoordinateCompress/compress.txt DFSOnTree c:/Users/user/Documents/Programming/Mathematics/Geometry/Graph/DepthFirstSearch/Tree/a.hpp Divisor: c:/Users/user/Documents/Programming/Mathematics/Arithmetic/Prime/Divisor/compress.txt Polynomial c:/Users/user/Documents/Programming/Mathematics/Polynomial/compress.txt UnionFind c:/Users/user/Documents/Programming/Utility/VLTree/UnionFindForest/compress.txt */ // VVV 常設でないライブラリは以下に挿入する。 // https://yukicoder.me/problems/no/2595 // で指定されたライブラリ // https://github.com/SSRS-cp/yuki2595-bigint-lib // を添付。 #include <vector> #include <string> #include <atcoder/convolution> const int DIGIT = 6; const int BASE = 1000000; struct positive_bigint{ std::vector<int> d; positive_bigint(){ } positive_bigint(long long X){ while (X > 0){ d.push_back(X % BASE); X /= BASE; } } positive_bigint(std::string S){ if (S == "0"){ S = ""; } int L = S.size(); d.resize((L + DIGIT - 1) / DIGIT, 0); for (int i = L - 1; i >= 0; i -= 6){ for (int j = std::max(i - 5, 0); j <= i; j++){ d[i / DIGIT] *= 10; d[i / DIGIT] += S[j] - '0'; } } std::reverse(d.begin(), d.end()); } bool empty() const { return d.empty(); } int size() const { return d.size(); } int& operator [](int i){ return d[i]; } int operator [](int i) const { return d[i]; } }; std::string to_string(const positive_bigint &A){ int N = A.size(); std::string ans; for (int i = N - 1; i >= 0; i--){ std::string tmp = std::to_string(A[i]); if (i < N - 1){ ans += std::string(DIGIT - tmp.size(), '0'); } ans += tmp; } if (ans.empty()){ ans = "0"; } return ans; } std::istream& operator >>(std::istream &is, positive_bigint &A){ std::string S; is >> S; A = positive_bigint(S); return is; } std::ostream& operator <<(std::ostream &os, positive_bigint &A){ os << to_string(A); return os; } int cmp(const positive_bigint &A, const positive_bigint &B){ int N = A.size(); int M = B.size(); if (N < M){ return -1; } else if (N > M){ return 1; } else { for (int i = N - 1; i >= 0; i--){ if (A[i] < B[i]){ return -1; } if (A[i] > B[i]){ return 1; } } return 0; } } bool operator ==(const positive_bigint &A, const positive_bigint &B){ return cmp(A, B) == 0; } bool operator !=(const positive_bigint &A, const positive_bigint &B){ return cmp(A, B) != 0; } bool operator <(const positive_bigint &A, const positive_bigint &B){ return cmp(A, B) < 0; } bool operator >(const positive_bigint &A, const positive_bigint &B){ return cmp(A, B) > 0; } bool operator <=(const positive_bigint &A, const positive_bigint &B){ return cmp(A, B) <= 0; } bool operator >=(const positive_bigint &A, const positive_bigint &B){ return cmp(A, B) >= 0; } positive_bigint& operator +=(positive_bigint &A, const positive_bigint &B){ int N = A.size(); int M = B.size(); while (N < M){ A.d.push_back(0); N++; } for (int i = 0; i < M; i++){ A[i] += B[i]; } for (int i = 0; i < N - 1; i++){ if (A[i] >= BASE){ A[i] -= BASE; A[i + 1]++; } } if (N > 0){ if (A[N - 1] >= BASE){ A.d.push_back(1); A[N - 1] -= BASE; } } return A; } positive_bigint operator +(const positive_bigint &A, const positive_bigint &B){ positive_bigint A2 = A; A2 += B; return A2; } positive_bigint& operator -=(positive_bigint &A, const positive_bigint &B){ int N = A.size(); int M = B.size(); for (int i = 0; i < M; i++){ A[i] -= B[i]; } for (int i = 0; i < N - 1; i++){ if (A[i] < 0){ A[i] += BASE; A[i + 1]--; } } while (!A.empty()){ if (A.d.back() == 0){ A.d.pop_back(); } else { break; } } return A; } positive_bigint operator -(const positive_bigint &A, const positive_bigint &B){ positive_bigint A2 = A; A2 -= B; return A2; } positive_bigint operator *(const positive_bigint &A, const positive_bigint &B){ if (A.empty() || B.empty()){ return 0; } int N = A.size(); int M = B.size(); std::vector<long long> a(N); for (int i= 0; i < N; i++){ a[i] = A[i]; } std::vector<long long> b(M); for (int i = 0; i < M; i++){ b[i] = B[i]; } std::vector<long long> C = atcoder::convolution_ll(a, b); for (int i = 0; i < N + M - 2; i++){ C[i + 1] += C[i] / BASE; C[i] %= BASE; } if (C[N + M - 2] >= BASE){ C.resize(N + M); C[N + M - 1] += C[N + M - 2] / BASE; C[N + M - 2] %= BASE; } positive_bigint ans; ans.d.resize(C.size()); for (int i = 0; i < C.size(); i++){ ans[i] = C[i]; } return ans; } positive_bigint operator *=(positive_bigint &A, const positive_bigint &B){ A = A * B; return A; } struct bigint{ bool neg = false; positive_bigint a; bigint(){ } bigint(long long X): neg(X < 0), a(abs(X)){ } bigint(const positive_bigint &X, bool neg = false): neg(neg), a(X){ } bigint(const std::string &s){ if (!s.empty()){ if (s[0] == '-'){ neg = true; a = positive_bigint(s.substr(1, s.size() - 1)); } else { a = positive_bigint(s); } } } bool empty() const { return a.empty(); } int size() const { return a.size(); } int& operator [](int i){ return a[i]; } }; std::string to_string(const bigint &A){ std::string ans; if (A.neg){ ans += '-'; } ans += to_string(A.a); return ans; } std::istream& operator >>(std::istream &is, bigint &A){ std::string S; is >> S; if (S != "0"){ A = bigint(S); } return is; } std::ostream& operator <<(std::ostream &os, bigint A){ os << to_string(A); return os; } positive_bigint abs(const bigint &A){ return A.a; } int cmp(const bigint &A, const bigint &B){ if (!A.neg){ if (!B.neg){ return cmp(A.a, B.a); } else { return 1; } } else { if (!B.neg){ return -1; } else { return cmp(B.a, A.a); } } } bool operator ==(const bigint &A, const bigint &B){ return cmp(A, B) == 0; } bool operator !=(const bigint &A, const bigint &B){ return cmp(A, B) != 0; } bool operator <(const bigint &A, const bigint &B){ return cmp(A, B) < 0; } bool operator >(const bigint &A, const bigint &B){ return cmp(A, B) > 0; } bool operator <=(const bigint &A, const bigint &B){ return cmp(A, B) <= 0; } bool operator >=(const bigint &A, const bigint &B){ return cmp(A, B) >= 0; } bigint operator +(const bigint &A){ return A; } bigint operator -(const bigint &A){ bigint A2 = A; if (!A2.empty()){ A2.neg = !A2.neg; } return A2; } bigint& operator +=(bigint &A, const bigint &B){ if (A.neg == B.neg){ A.a += B.a; } else { int c = cmp(A.a, B.a); if (c > 0){ A.a -= B.a; } else if (c < 0){ A.a = B.a - A.a; A.neg = !A.neg; } else { A = 0; } } return A; } bigint operator +(const bigint &A, const bigint &B){ bigint A2 = A; A2 += B; return A2; } bigint& operator -=(bigint &A, const bigint &B){ if (A.neg != B.neg){ A.a += B.a; } else { int c = cmp(A.a, B.a); if (c > 0){ A.a -= B.a; } else if (c < 0){ A.a = B.a - A.a; A.neg = !A.neg; } else { A = 0; } } return A; } bigint operator -(const bigint &A, const bigint &B){ bigint A2 = A; A2 -= B; return A2; } bigint operator *=(bigint &A, const bigint &B){ if (A.empty() || B.empty()){ A = 0; } else { if (B.neg){ A.neg = !A.neg; } A.a *= B.a; } return A; } bigint operator *(const bigint &A, const bigint &B){ bigint A2 = A; A2 *= B; return A2; } // AAA 常設でないライブラリは以上に挿入する。 #define INCLUDE_SUB #include __FILE__ #else // INCLUDE_LIBRARY // #define REACTIVE // #define USE_GETLINE #ifdef DEBUG #define _GLIBCXX_DEBUG #define REPEAT_MAIN( BOUND ) START_MAIN; signal( SIGABRT , &AlertAbort ); AutoCheck( exec_mode , use_getline ); if( exec_mode == sample_debug_mode || exec_mode == submission_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。" ); SET_LL( 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 ){ SET_LL( 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 ) SET_LL( A ); ASSERT( A , MIN , MAX ) #define SOLVE_ONLY #define CERR( ... ) #define COUT( ... ) VariadicCout( cout , __VA_ARGS__ ) << ENDL #define CERR_A( A , N ) #define COUT_A( A , N ) OUTPUT_ARRAY( cout , A , N ) << ENDL #define CERR_ITR( A ) #define COUT_ITR( A ) OUTPUT_ITR( cout , A ) << ENDL #endif #ifdef REACTIVE #define ENDL endl #else #define ENDL "\n" #endif #ifdef USE_GETLINE #define SET_LL( A ) { GETLINE( A ## _str ); A = stoll( A ## _str ); } #define GETLINE_SEPARATE( SEPARATOR , ... ) SOLVE_ONLY; string __VA_ARGS__; VariadicGetline( cin , SEPARATOR , __VA_ARGS__ ) #define GETLINE( ... ) SOLVE_ONLY; GETLINE_SEPARATE( '\n' , __VA_ARGS__ ) #else #define SET_LL( A ) cin >> A #define CIN( LL , ... ) SOLVE_ONLY; LL __VA_ARGS__; VariadicCin( cin , __VA_ARGS__ ) #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 ); #endif #include <bits/stdc++.h> using namespace std; using uint = unsigned int; using ll = long long; using ull = unsigned long long; using ld = long double; using lld = __float128; template <typename INT> using T2 = pair<INT,INT>; template <typename INT> using T3 = tuple<INT,INT,INT>; template <typename INT> using T4 = tuple<INT,INT,INT,INT>; using path = pair<int,ll>; #define ATT __attribute__( ( target( "sse4.2,fma,avx2,popcnt,lzcnt,bmi2" ) ) ) #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 START_WATCH chrono::system_clock::time_point watch = chrono::system_clock::now() #define CURRENT_TIME static_cast<double>( chrono::duration_cast<chrono::microseconds>( chrono::system_clock::now() - watch ).count() / 1000.0 ) #define CHECK_WATCH( TL_MS ) ( CURRENT_TIME < TL_MS - 100.0 ) #define TYPE_OF( VAR ) decay_t<decltype( VAR )> #define CEXPR( LL , BOUND , VALUE ) constexpr LL BOUND = VALUE #define CIN_ASSERT( A , MIN , MAX ) TYPE_OF( MAX ) A; SET_ASSERT( A , MIN , MAX ) #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 + 1 > 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__ , ") == (" , __VA_ARGS__ , ") : Naive == " , naive , match ? "==" : "!=" , answer , "== 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>& operator<<( basic_ostream<char,Traits>& os , const vector<Arg>& arg ) { auto begin = arg.begin() , end = arg.end(); auto itr = begin; while( itr != end ){ ( itr == begin ? os : os << " " ) << *itr; itr++; } return os; } 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 ); } #define POWER( ANSWER , ARGUMENT , EXPONENT ) \ static_assert( ! is_same<TYPE_OF( ARGUMENT ),int>::value && ! is_same<TYPE_OF( ARGUMENT ),uint>::value ); \ TYPE_OF( ARGUMENT ) ANSWER{ 1 }; \ { \ TYPE_OF( ARGUMENT ) ARGUMENT_FOR_SQUARE_FOR_POWER = ( ARGUMENT ); \ TYPE_OF( EXPONENT ) EXPONENT_FOR_SQUARE_FOR_POWER = ( EXPONENT ); \ while( EXPONENT_FOR_SQUARE_FOR_POWER != 0 ){ \ if( EXPONENT_FOR_SQUARE_FOR_POWER % 2 == 1 ){ \ ANSWER *= ARGUMENT_FOR_SQUARE_FOR_POWER; \ } \ ARGUMENT_FOR_SQUARE_FOR_POWER *= ARGUMENT_FOR_SQUARE_FOR_POWER; \ EXPONENT_FOR_SQUARE_FOR_POWER /= 2; \ } \ } \ #define POWER_MOD( ANSWER , ARGUMENT , EXPONENT , MODULO ) \ ll ANSWER{ 1 }; \ { \ ll ARGUMENT_FOR_SQUARE_FOR_POWER = ( ( ARGUMENT ) % ( MODULO ) ) % ( MODULO ); \ ARGUMENT_FOR_SQUARE_FOR_POWER < 0 ? ARGUMENT_FOR_SQUARE_FOR_POWER += ( MODULO ) : ARGUMENT_FOR_SQUARE_FOR_POWER; \ TYPE_OF( EXPONENT ) EXPONENT_FOR_SQUARE_FOR_POWER = ( EXPONENT ); \ while( EXPONENT_FOR_SQUARE_FOR_POWER != 0 ){ \ if( EXPONENT_FOR_SQUARE_FOR_POWER % 2 == 1 ){ \ ANSWER = ( ANSWER * ARGUMENT_FOR_SQUARE_FOR_POWER ) % ( MODULO ); \ } \ ARGUMENT_FOR_SQUARE_FOR_POWER = ( ARGUMENT_FOR_SQUARE_FOR_POWER * ARGUMENT_FOR_SQUARE_FOR_POWER ) % ( MODULO ); \ EXPONENT_FOR_SQUARE_FOR_POWER /= 2; \ } \ } \ #define FACTORIAL_MOD( ANSWER , ANSWER_INV , INVERSE , MAX_INDEX , CONSTEXPR_LENGTH , MODULO ) \ ll ANSWER[CONSTEXPR_LENGTH]; \ ll ANSWER_INV[CONSTEXPR_LENGTH]; \ ll INVERSE[CONSTEXPR_LENGTH]; \ { \ ll VARIABLE_FOR_PRODUCT_FOR_FACTORIAL = 1; \ ANSWER[0] = VARIABLE_FOR_PRODUCT_FOR_FACTORIAL; \ FOREQ( i , 1 , MAX_INDEX ){ \ ANSWER[i] = ( VARIABLE_FOR_PRODUCT_FOR_FACTORIAL *= i ) %= ( MODULO ); \ } \ ANSWER_INV[0] = ANSWER_INV[1] = INVERSE[1] = VARIABLE_FOR_PRODUCT_FOR_FACTORIAL = 1; \ FOREQ( i , 2 , MAX_INDEX ){ \ ANSWER_INV[i] = ( VARIABLE_FOR_PRODUCT_FOR_FACTORIAL *= INVERSE[i] = ( MODULO ) - ( ( ( ( MODULO ) / i ) * INVERSE[ ( MODULO ) % i ] ) % ( MODULO ) ) ) %= ( MODULO ); \ } \ } \ // 二分探索用 // EXPRESSIONがANSWERの広義単調関数の時、EXPRESSION >= CONST_TARGETの整数解を格納。 #define BS( ANSWER , MINIMUM , MAXIMUM , EXPRESSION , DESIRED_INEQUALITY , CONST_TARGET , INEQUALITY_FOR_CHECK , UPDATE_U , UPDATE_L , UPDATE_ANSWER ) \ static_assert( ! is_same<TYPE_OF( CONST_TARGET ),uint>::value && ! is_same<TYPE_OF( CONST_TARGET ),ull>::value ); \ ll ANSWER = MINIMUM; \ { \ ll L_BS = MINIMUM; \ ll U_BS = MAXIMUM; \ ANSWER = UPDATE_ANSWER; \ ll EXPRESSION_BS; \ const ll CONST_TARGET_BS = ( CONST_TARGET ); \ ll DIFFERENCE_BS; \ while( L_BS < U_BS ){ \ DIFFERENCE_BS = ( EXPRESSION_BS = ( EXPRESSION ) ) - CONST_TARGET_BS; \ CERR( "二分探索中:" , "L_BS =" , L_BS , "<=" , ANSWER , "<=" , U_BS , "= U_BS :" , #EXPRESSION , "-" , #CONST_TARGET , "=" , EXPRESSION_BS , "-" , CONST_TARGET_BS , "=" , DIFFERENCE_BS ); \ if( DIFFERENCE_BS INEQUALITY_FOR_CHECK 0 ){ \ U_BS = UPDATE_U; \ } else { \ L_BS = UPDATE_L; \ } \ ANSWER = UPDATE_ANSWER; \ } \ if( L_BS > U_BS ){ \ CERR( "二分探索失敗:" , "L_BS =" , L_BS , ">" , U_BS , "= U_BS :" , #ANSWER , ":=" , #MAXIMUM , "+ 1 =" , MAXIMUM + 1 ); \ CERR( "二分探索マクロにミスがある可能性があります。変更前の版に戻してください。" ); \ ANSWER = MAXIMUM + 1; \ } else { \ CERR( "二分探索終了:" , "L_BS =" , L_BS , "<=" , ANSWER , "<=" , U_BS , "= U_BS" ); \ CERR( "二分探索が成功したかを確認するために" , #EXPRESSION , "を計算します。" ); \ CERR( "成功判定が不要な場合はこの計算を削除しても構いません。" ); \ EXPRESSION_BS = ( EXPRESSION ); \ CERR( "二分探索結果:" , #EXPRESSION , "=" , EXPRESSION_BS , ( EXPRESSION_BS > CONST_TARGET_BS ? ">" : EXPRESSION_BS < CONST_TARGET_BS ? "<" : "=" ) , CONST_TARGET_BS ); \ if( EXPRESSION_BS DESIRED_INEQUALITY CONST_TARGET_BS ){ \ CERR( "二分探索成功:" , #ANSWER , ":=" , ANSWER ); \ } else { \ CERR( "二分探索失敗:" , #ANSWER , ":=" , #MAXIMUM , "+ 1 =" , MAXIMUM + 1 ); \ CERR( "単調でないか、単調増加性と単調減少性を逆にしてしまったか、探索範囲内に解が存在しません。" ); \ ANSWER = MAXIMUM + 1; \ } \ } \ } \ // 単調増加の時にEXPRESSION >= CONST_TARGETの最小解を格納。 #define BS1( ANSWER , MINIMUM , MAXIMUM , EXPRESSION , CONST_TARGET ) \ BS( ANSWER , MINIMUM , MAXIMUM , EXPRESSION , >= , CONST_TARGET , >= , ANSWER , ANSWER + 1 , ( L_BS + U_BS ) / 2 ) \ // 単調増加の時にEXPRESSION <= CONST_TARGETの最大解を格納。 #define BS2( ANSWER , MINIMUM , MAXIMUM , EXPRESSION , CONST_TARGET ) \ BS( ANSWER , MINIMUM , MAXIMUM , EXPRESSION , <= , CONST_TARGET , > , ANSWER - 1 , ANSWER , ( L_BS + 1 + U_BS ) / 2 ) \ // 単調減少の時にEXPRESSION >= CONST_TARGETの最大解を格納。 #define BS3( ANSWER , MINIMUM , MAXIMUM , EXPRESSION , CONST_TARGET ) \ BS( ANSWER , MINIMUM , MAXIMUM , EXPRESSION , >= , CONST_TARGET , < , ANSWER - 1 , ANSWER , ( L_BS + 1 + U_BS ) / 2 ) \ // 単調減少の時にEXPRESSION <= CONST_TARGETの最小解を格納。 #define BS4( ANSWER , MINIMUM , MAXIMUM , EXPRESSION , CONST_TARGET ) \ BS( ANSWER , MINIMUM , MAXIMUM , EXPRESSION , <= , CONST_TARGET , <= , ANSWER , ANSWER + 1 , ( L_BS + U_BS ) / 2 ) \ // t以下の値が存在すればその最大値のiterator、存在しなければend()を返す。 template <typename T> inline typename set<T>::iterator MaximumLeq( set<T>& S , const T& t ) { const auto end = S.end(); if( S.empty() ){ return end; } auto itr = S.upper_bound( t ); return itr == end ? S.find( *( S.rbegin() ) ) : itr == S.begin() ? end : --itr; } // t未満の値が存在すればその最大値のiterator、存在しなければend()を返す。 template <typename T> inline typename set<T>::iterator MaximumLt( set<T>& S , const T& t ) { const auto end = S.end(); if( S.empty() ){ return end; } auto itr = S.lower_bound( t ); return itr == end ? S.find( *( S.rbegin() ) ) : itr == S.begin() ? end : --itr; } // t以上の値が存在すればその最小値のiterator、存在しなければend()を返す。 template <typename T> inline typename set<T>::iterator MinimumGeq( set<T>& S , const T& t ) { return S.lower_bound( t ); } // tより大きい値が存在すればその最小値のiterator、存在しなければend()を返す。 template <typename T> inline typename set<T>::iterator MinimumGt( set<T>& S , const T& t ) { return S.upper_bound( t ); } // データ構造用 template <typename T> inline T Add( const T& t0 , const T& t1 ) { return t0 + t1; } template <typename T> inline T XorAdd( const T& t0 , const T& t1 ){ return t0 ^ t1; } template <typename T> inline T Multiply( const T& t0 , const T& t1 ) { return t0 * t1; } template <typename T> inline const T& Zero() { static const T z = 0; return z; } template <typename T> inline const T& One() { static const T o = 1; return o; }\ template <typename T> inline T AddInv( const T& t ) { return -t; } template <typename T> inline T Id( const T& v ) { return v; } template <typename T> inline T Min( const T& a , const T& b ){ return a < b ? a : b; } template <typename T> inline T Max( const T& a , const T& b ){ return a < b ? b : a; } // グリッド問題用 int H , W , H_minus , W_minus , HW; vector<vector<bool> > non_wall; inline T2<int> EnumHW( const int& v ) { return { v / W , v % W }; } inline int EnumHW_inv( const int& h , const int& w ) { return h * W + w; } const string direction[4] = {"U","R","D","L"}; // (i,j)->(k,h)の方向番号を取得 inline int DirectionNumberOnGrid( const int& i , const int& j , const int& k , const int& h ){return i<k?2:i>k?0:j<h?1:j>h?3:(assert(false),-1);} // v->wの方向番号を取得 inline int DirectionNumberOnGrid( const int& v , const int& w ){auto [i,j]=EnumHW(v);auto [k,h]=EnumHW(w);return DirectionNumberOnGrid(i,j,k,h);} // 方向番号の反転U<->D、R<->L inline int ReverseDirectionNumberOnGrid( const int& n ){assert(0<=n&&n<4);return(n+2)%4;} inline void SetEdgeOnGrid( const string& Si , const int& i , list<int> ( &e )[] , const char& walkable = '.' ){FOR(j,0,W){if(Si[j]==walkable){int v = EnumHW_inv(i,j);if(i>0){e[EnumHW_inv(i-1,j)].push_back(v);}if(i+1<H){e[EnumHW_inv(i+1,j)].push_back(v);}if(j>0){e[EnumHW_inv(i,j-1)].push_back(v);}if(j+1<W){e[EnumHW_inv(i,j+1)].push_back(v);}}}} inline void SetEdgeOnGrid( const string& Si , const int& i , list<path> ( &e )[] , const char& walkable = '.' ){FOR(j,0,W){if(Si[j]==walkable){const int v=EnumHW_inv(i,j);if(i>0){e[EnumHW_inv(i-1,j)].push_back({v,1});}if(i+1<H){e[EnumHW_inv(i+1,j)].push_back({v,1});}if(j>0){e[EnumHW_inv(i,j-1)].push_back({v,1});}if(j+1<W){e[EnumHW_inv(i,j+1)].push_back({v,1});}}}} inline void SetWallOnGrid( const string& Si , const int& i , vector<vector<bool> >& non_wall , const char& walkable = '.' , const char& unwalkable = '#' ){non_wall.push_back(vector<bool>(W));auto& non_wall_i=non_wall[i];FOR(j,0,W){non_wall_i[j]=Si[j]==walkable?true:(assert(Si[j]==unwalkable),false);}} // グラフ用 template <typename PATH> vector<list<PATH> > e; template <typename T> map<T,T> f; template <typename T> vector<T> g; // 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 , const bool& use_getline ); 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 , sample_debug_mode , 1 ); CEXPR( int , submission_debug_mode , 2 ); CEXPR( int , library_search_mode , 3 ); CEXPR( int , experiment_mode , 4 ); CEXPR( int , small_test_mode , 5 ); CEXPR( int , random_test_mode , 6 ); #ifdef USE_GETLINE CEXPR( bool , use_getline , true ); #else CEXPR( bool , use_getline , false ); #endif #else ll GetRand( const ll& Rand_min , const ll& Rand_max ) { ll answer = time( NULL ); return answer * rand() % ( Rand_max + 1 - Rand_min ) + Rand_min; } #endif // 圧縮用 #define TE template #define TY typename #define US using #define ST static #define IN inline #define CL class #define PU public #define OP operator #define CE constexpr #define CO const #define NE noexcept #define RE return #define WH while #define VO void #define VE vector #define LI list #define BE begin #define EN end #define SZ size #define MO move #define TH this #define CRI CO int& #define CRUI CO uint& #define CRL CO ll& // VVV 常設ライブラリは以下に挿入する。 // AAA 常設ライブラリは以上に挿入する。 #define INCLUDE_LIBRARY #include __FILE__ #endif // INCLUDE_LIBRARY #endif // INCLUDE_SUB #endif // INCLUDE_MAIN