Compilare: main.cpp: In function 'void Read()': main.cpp:39:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for( int j = 0; j < aux.size(); ++j ) ~~^~~~~~~~~~~~ main.cpp: In function 'bool Check(int)': main.cpp:62:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for( int i = 0; i < q.size(); ++i ) ~~^~~~~~~~~~ main.cpp: In function 'void Do()': main.cpp:93:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for( int j = 0; j < Q[ dp[i] ].size(); ++j ) ~~^~~~~~~~~~~~~~~~~~~ main.cpp:102:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if( q.size() > Q_size_max ) continue; ~~~~~~~~~^~~~~~~~~~~~ main.cpp:106:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for( int j = 0; j < Q[i - 1].size(); ++j ) ~~^~~~~~~~~~~~~~~~~