Eroare de compilare: user.cpp:38:53: error: ‘int div [100010]’ redeclared as different kind of symbol int t,x[100010],a[1000010],T,prim[100010],div[100010],A,B,i,k,j; ^ In file included from /usr/include/c++/5/cstdlib:72:0, from /usr/include/c++/5/ext/string_conversions.h:41, from /usr/include/c++/5/bits/basic_string.h:5249, from /usr/include/c++/5/string:52, from /usr/include/c++/5/bits/locale_classes.h:40, from /usr/include/c++/5/bits/ios_base.h:41, from /usr/include/c++/5/ios:42, from /usr/include/c++/5/istream:38, from /usr/include/c++/5/fstream:38, from user.cpp:33: /usr/include/stdlib.h:788:14: note: previous declaration ‘div_t div(int, int)’ extern div_t div (int __numer, int __denom) ^ user.cpp: In function ‘void back(int)’: user.cpp:47:25: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript p*=div[i]; ^ user.cpp: In function ‘int main()’: user.cpp:73:15: warning: for increment expression has no effect [-Wunused-value] for(;T--;T>0){ ^ user.cpp:77:24: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript div[++t]=prim[i]; ^