Compilare: user.cpp: In function ‘void citire(int&)’: user.cpp:18:37: 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,fin); ^ user.cpp:25:43: 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,fin),poz=0; ^ user.cpp: In function ‘int main()’: user.cpp:57:22: warning: ‘ultim’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout<<prim<<" "<<ultim<<" "<<sol; ^ user.cpp:57:11: warning: ‘prim’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout<<prim<<" "<<ultim<<" "<<sol; ^