Eroare de compilare: user.cpp:18:28: error: conflicting declaration ‘typedef long long unsigned int ulong’ typedef unsigned long long ulong; ^ In file included from /usr/include/stdlib.h:320:0, from /usr/include/c++/4.8/cstdlib:72, from /usr/include/c++/4.8/ext/string_conversions.h:41, from /usr/include/c++/4.8/bits/basic_string.h:2815, from /usr/include/c++/4.8/string:52, from /usr/include/c++/4.8/bits/locale_classes.h:40, from /usr/include/c++/4.8/bits/ios_base.h:41, from /usr/include/c++/4.8/ios:42, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:8: /usr/include/i386-linux-gnu/sys/types.h:151:27: error: ‘ulong’ has a previous declaration as ‘typedef long unsigned int ulong’ typedef unsigned long int ulong; ^ user.cpp: In function ‘ulong binary_search(ulong, ulong, int)’: user.cpp:40:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (exponent(left, 5) == p) ^ user.cpp:49:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (k > p) ^ user.cpp:51:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if (k < p) ^ user.cpp:55:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (t != -1) ^ user.cpp: In function ‘int main()’: user.cpp:76:38: warning: large integer implicitly truncated to unsigned type [-Woverflow] g << binary_search(0, 10000000000, p); ^