Compilare: user.cpp: In member function ‘void normalizator::normalize()’: user.cpp:59:37: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < ord.size(); i++) ^ user.cpp: In function ‘int main()’: user.cpp:121:43: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 1; i < v[id].size() && ok; i++) ^ user.cpp:165:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 1; i < v[fn].size(); i++) ^ user.cpp:149:9: warning: unused variable ‘ok’ [-Wunused-variable] int ok = 1; ^ user.cpp:82:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("hanoi2.in", "r", stdin); ^ user.cpp:83:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("hanoi2.out", "w", stdout); ^ user.cpp:86:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &fn); ^ user.cpp:90:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &L[i]); ^ user.cpp:98:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &x); ^