Eroare de compilare: user.cpp:15:18: error: ‘int exit [30001]’ redeclared as different kind of symbol int exit[1 + NMAX]; ^ 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/ostream:38, from /usr/include/c++/4.8/iostream:39, from user.cpp:1: /usr/include/stdlib.h:544:13: error: previous declaration of ‘void exit(int)’ extern void exit (int __status) __THROW __attribute__ ((__noreturn__)); ^ user.cpp: In function ‘int main()’: user.cpp:57:11: warning: pointer to a function used in arithmetic [-Wpointer-arith] exit[y]++; ^ user.cpp:57:12: error: ISO C++ forbids incrementing a pointer of type ‘void (*)(int)throw ()’ [-fpermissive] exit[y]++; ^ user.cpp:57:12: error: lvalue required as increment operand user.cpp:62:44: warning: pointer to a function used in arithmetic [-Wpointer-arith] tot[i] = tot[i - 1] + enter[i] - exit[i]; ^ user.cpp:62:44: error: invalid operands of types ‘int’ and ‘void(int)throw ()’ to binary ‘operator-’