Compilare: user.cpp: In function ‘int main()’: user.cpp:30:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for ( int i = 0; i < t; i++ ) ^ user.cpp:33:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if ( maxx < Sol ( n ) ) ^ user.cpp: In function ‘int Sol(int)’: user.cpp:25:1: warning: control reaches end of non-void function [-Wreturn-type] } ^