Eroare de compilare: main.cpp:9:18: error: 'long long int div' redeclared as different kind of symbol long long x,nr,s,div; ^~~ In file included from /usr/include/c++/6/cstdlib:75:0, from /usr/include/c++/6/ext/string_conversions.h:41, from /usr/include/c++/6/bits/basic_string.h:5420, from /usr/include/c++/6/string:52, from /usr/include/c++/6/bits/locale_classes.h:40, from /usr/include/c++/6/bits/ios_base.h:41, from /usr/include/c++/6/ios:42, from /usr/include/c++/6/istream:38, from /usr/include/c++/6/fstream:38, from main.cpp:1: /usr/include/stdlib.h:788:14: note: previous declaration 'div_t div(int, int)' extern div_t div (int __numer, int __denom) ^~~ main.cpp: In function 'void nrdiv_sumadiv(long long int)': main.cpp:29:17: error: overloaded function with no contextual type information div=1; ^ main.cpp:31:24: error: invalid operands of types '<unresolved overloaded function type>' and 'long long int' to binary 'operator*' div=div*d; ~~~^~ main.cpp:32:21: error: invalid operands of types '<unresolved overloaded function type>' and 'int' to binary 'operator-' s=s*(div-1)/(d-1); ~~~^~ Non zero exit status: 1