Eroare de compilare: user.cpp:9:64: error: ‘short int abs [20]’ redeclared as different kind of symbol short n, v[23], s[20][20], i, j, p[44], q[25], a[25][25],abs[20]; ^ In file included from /usr/include/c++/4.8/cstdlib:72:0, from /usr/include/c++/4.8/ext/string_conversions.h:41, from /usr/include/c++/4.8/bits/basic_string.h:2815, from /usr/include/c++/4.8/string:52, from /usr/include/c++/4.8/bits/locale_classes.h:40, from /usr/include/c++/4.8/bits/ios_base.h:41, from /usr/include/c++/4.8/ios:42, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: /usr/include/stdlib.h:771:12: error: previous declaration of ‘int abs(int)’ extern int abs (int __x) __THROW __attribute__ ((__const__)) __wur; ^ user.cpp: In function ‘void f(int)’: user.cpp:18:28: error: invalid types ‘<unresolved overloaded function type>[short int]’ for array subscript if(abs[a[v[k-1]][i]] == 0){ ^ user.cpp:19:29: error: invalid types ‘<unresolved overloaded function type>[short int]’ for array subscript abs[a[v[k-1]][i]] = 1; ^ user.cpp:23:29: error: invalid types ‘<unresolved overloaded function type>[short int]’ for array subscript abs[a[v[k-1]][i]] = 0; ^ user.cpp: In function ‘int main()’: user.cpp:44:10: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript abs[1] = 1; ^