Eroare de compilare: main.cpp:12:5: error: 'int clone' redeclared as different kind of symbol int clone, fantani; ^~~~~ In file included from /usr/include/sched.h:43:0, from /usr/include/pthread.h:23, from /usr/include/x86_64-linux-gnu/c++/6/bits/gthr-default.h:35, from /usr/include/x86_64-linux-gnu/c++/6/bits/gthr.h:148, from /usr/include/c++/6/ext/atomicity.h:35, from /usr/include/c++/6/bits/ios_base.h:39, from /usr/include/c++/6/ios:42, from /usr/include/c++/6/istream:38, from /usr/include/c++/6/sstream:38, from /usr/include/c++/6/complex:45, from /usr/include/c++/6/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:52, from main.cpp:1: /usr/include/x86_64-linux-gnu/bits/sched.h:81:12: note: previous declaration 'int clone(int (*)(void*), void*, int, void*, ...)' extern int clone (int (*__fn) (void *__arg), void *__child_stack, ^~~~~ main.cpp: In function 'void analyze(int, int)': main.cpp:41:52: warning: ISO C++ forbids incrementing a pointer of type 'int (*)(int (*)(void*), void*, int, void*, ...) throw ()' [-Wpointer-arith] else if(land[e.first][e.second]=='M') clone++; ^~ main.cpp:41:52: error: lvalue required as increment operand main.cpp: In function 'int main()': main.cpp:82:29: error: assignment of function 'int clone(int (*)(void*), void*, int, void*, ...)' clone = 0; fantani = 0; ^ main.cpp:82:29: error: cannot convert 'int' to 'int(int (*)(void*), void*, int, void*, ...) throw ()' in assignment main.cpp:88:29: warning: the address of 'int clone(int (*)(void*), void*, int, void*, ...)' will never be NULL [-Waddress] if(clone==0) continue; ~~~~~^~~ Non zero exit status: 1