Compilare: user.cpp: In function ‘int restBinar(std::deque<int>&)’: user.cpp:17:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (register int i = 0; i < A.size(); -- i) ^ user.cpp: In function ‘std::deque<bool> AdunareBinara(std::deque<bool>)’: user.cpp:43:40: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(register int i = 0; i < A.size() || i < b.size() || t != 0; ++ i) { ^ user.cpp:43:56: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(register int i = 0; i < A.size() || i < b.size() || t != 0; ++ i) { ^ user.cpp:44:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i == A.size()) ^ user.cpp:46:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i < b.size()) ^ user.cpp: In function ‘std::deque<bool> ScadereBinara(std::deque<bool>)’: user.cpp:62:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] A[i] -= ((i < b.size()) ? b[i] : 0) + t; ^ user.cpp: In function ‘int main()’: user.cpp:99:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("doi.in", "r", stdin); ^ user.cpp:100:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("doi.out", "w", stdout); ^ user.cpp:104:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for(scanf("%d\n", &T); T; -- T) { ^