Compilare: user.cpp: In function ‘int main()’: user.cpp:103:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(czero==zero.size()) ++rez; ^ user.cpp: In function ‘unsigned int getInt()’: user.cpp:49:40: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(buf,maxb,1,fin),ptr=0; ^ user.cpp:53:40: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(buf,maxb,1,fin),ptr=0; ^