Compilare: user.cpp: In function ‘int main()’: user.cpp:46:37: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for ( long i = 2; i <= s.size ( ); i++ ) ^ user.cpp:49:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for ( long i = 0; i < s.size ( ); i++ ) { ^ user.cpp:50:61: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for ( long j = i, nr = 0; j < i + k && j < s.size ( ); j++ ) { ^ user.cpp:10:14: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] #define Inf 1<<31 ^ user.cpp:66:26: note: in expansion of macro ‘Inf’ long poz = bsearch ( Inf - 1, 0, s.size ( ) ); ^