Compilare: user.cpp:40:18: warning: overflow in implicit constant conversion [-Woverflow] const int LINF = 0x3f3f3f3f3f3f3f3f; ^~~~~~~~~~~~~~~~~~ user.cpp: In function ‘bool bs(int)’: user.cpp:71:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(poz - 1 == temp.size() - 1) ~~~~~~~~^~~~~~~~~~~~~~~~~~ user.cpp: At global scope: user.cpp:79:6: warning: ISO C++ forbids declaration of ‘main’ with no type [-Wreturn-type] main() ^ user.cpp: In function ‘int main()’: user.cpp:115:11: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(poz == temp.size()) ~~~~^~~~~~~~~~~~~~ user.cpp:94:6: warning: variable ‘start’ set but not used [-Wunused-but-set-variable] int start = 0; ^~~~~