Compilare: user.cpp: In function ‘int main()’: user.cpp:32:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while ( x <= maxim && continua ) { ^ user.cpp:36:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if ( x <= b[mid] && ( mid == 1 || x > b[mid - 1] || left == in ) ) { ^ user.cpp:36:64: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if ( x <= b[mid] && ( mid == 1 || x > b[mid - 1] || left == in ) ) { ^ user.cpp:41:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if ( x <= b[mid] && x <= b[mid-1] ) ^ user.cpp:41:53: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if ( x <= b[mid] && x <= b[mid-1] ) ^ user.cpp:44:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if ( x > b[mid] ) { ^