結果
問題 | No.2910 単体ホモロジー入門 |
ユーザー | 👑 p-adic |
提出日時 | 2023-09-08 14:50:42 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 2 ms / 2,000 ms |
コード長 | 2,597 bytes |
コンパイル時間 | 2,240 ms |
コンパイル使用メモリ | 208,408 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-06-26 08:38:13 |
合計ジャッジ時間 | 3,630 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge5 |
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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 | 2 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 | 2 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 | 1 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 | 2 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 | 2 ms
5,376 KB |
testcase_28 | AC | 2 ms
5,376 KB |
testcase_29 | AC | 2 ms
5,376 KB |
testcase_30 | AC | 2 ms
5,376 KB |
testcase_31 | AC | 2 ms
5,376 KB |
testcase_32 | AC | 2 ms
5,376 KB |
testcase_33 | AC | 2 ms
5,376 KB |
testcase_34 | AC | 2 ms
5,376 KB |
testcase_35 | AC | 2 ms
5,376 KB |
testcase_36 | AC | 2 ms
5,376 KB |
testcase_37 | AC | 2 ms
5,376 KB |
testcase_38 | AC | 2 ms
5,376 KB |
testcase_39 | AC | 2 ms
5,376 KB |
testcase_40 | AC | 2 ms
5,376 KB |
testcase_41 | AC | 2 ms
5,376 KB |
testcase_42 | AC | 2 ms
5,376 KB |
testcase_43 | AC | 2 ms
5,376 KB |
testcase_44 | AC | 2 ms
5,376 KB |
testcase_45 | AC | 2 ms
5,376 KB |
testcase_46 | AC | 2 ms
5,376 KB |
コンパイルメッセージ
main.cpp: In function 'int main()': main.cpp:107:38: warning: 'end0' may be used uninitialized [-Wmaybe-uninitialized] 107 | if( end3 != start0 || end3 == end0 ){ | ~~~~~^~~~~~~ main.cpp:52:11: note: 'end0' was declared here 52 | int end0; | ^~~~ main.cpp:107:20: warning: 'start0' may be used uninitialized [-Wmaybe-uninitialized] 107 | if( end3 != start0 || end3 == end0 ){ | ~~~~~^~~~~~~~~ main.cpp:51:11: note: 'start0' was declared here 51 | int start0; | ^~~~~~
ソースコード
#include <bits/stdc++.h> using namespace std; #define TYPE_OF( VAR ) remove_const<remove_reference<decltype( VAR )>::type >::type #define UNTIE ios_base::sync_with_stdio( false ); cin.tie( nullptr ) #define CEXPR( LL , BOUND , VALUE ) constexpr const LL BOUND = VALUE #define CIN( LL , A ) LL A; cin >> A #define ASSERT( A , MIN , MAX ) assert( ( MIN ) <= A && A <= ( MAX ) ) #define CIN_ASSERT( A , MIN , MAX ) CIN( TYPE_OF( MAX ) , A ); 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 REPEAT( HOW_MANY_TIMES ) FOR( VARIABLE_FOR_REPEAT , 0 , HOW_MANY_TIMES ) #define QUIT return 0 #define COUT( ANSWER ) cout << ( ANSWER ) << "\n"; #define RETURN( ANSWER ) COUT( ANSWER ); QUIT int main() { UNTIE; CEXPR( int , bound_N , 4 ); CIN_ASSERT( N , 1 , bound_N ); if( N < 3 ){ RETURN( "No" ); } CEXPR( int , bound_M , ( bound_N * ( bound_N - 1 ) ) / 2 ); CIN_ASSERT( M , 0 , bound_M ); if( M < 3 ){ RETURN( "No" ); } int ij[bound_M][2]; FOR( m , 0 , M ){ CIN( int , im ); CIN( int , jm ); assert( 0 <= im && im < jm && jm < N ); FOR( k , 0 , m ){ assert( ij[k][0] != im || ij[k][1] != jm ); } ij[m][0] = im; ij[m][1] = jm; } set<int> vertex_exception{}; REPEAT( 3 ){ CIN_ASSERT( v , 0 , N - 1 ); vertex_exception.insert( v ); } FOR( m0 , 0 , M ){ FOR( m1 , 0 , M ){ if( m0 == m1 ){ continue; } int count1 = 0; int start0; int end0; int end1; FOR( s , 0 , 2 ){ FOR( t , 0 , 2 ){ if( ij[m0][s] == ij[m1][t] ){ count1++; start0 = ij[m0][1-s]; end0 = ij[m0][s]; end1 = ij[m1][1-t]; } } } if( count1 != 1 ){ continue; } FOR( m2 , 0 , M ){ if( m0 == m2 || m1 == m2 ){ continue; } int count2 = 0; int end2; FOR( t , 0 , 2 ){ if( end1 == ij[m2][t] ){ count2++; end2 = ij[m2][1-t]; } } if( count2 != 1 ){ continue; } if( end2 == start0 ){ set<int> vertex{ end0 , end1 , end2 }; if( vertex != vertex_exception ){ RETURN( "Yes" ); } continue; } if( N == 3 ){ continue; } FOR( m3 , 0 , M ){ if( m0 == m3 || m1 == m3 || m2 == m3 ){ continue; } int count3 = 0; int end3; FOR( t , 0 , 2 ){ if( end2 == ij[m3][t] ){ count3++; end3 = ij[m3][1-t]; } } if( count3 != 1 ){ continue; } if( end3 != start0 || end3 == end0 ){ continue; } RETURN( "Yes" ); } } } } RETURN( "No" ); }