Compilare: user.cpp: In function ‘int main()’: user.cpp:45:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j=0; j<v.size(); j++) ^ user.cpp: In function ‘void citeste(int&)’: user.cpp:20:45: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(buff,1,DIM,stdin),poz=0; ^ user.cpp:26:45: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(buff,1,DIM,stdin),poz=0; ^