Eroare de compilare: main.cpp:12:39: error: 'int time' redeclared as different kind of symbol int nrc,disc[NMAX],low[NMAX],cc[NMAX],time; ^~~~ In file included from /usr/include/pthread.h:24:0, 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/fstream:38, from main.cpp:1: /usr/include/time.h:192:15: note: previous declaration 'time_t time(time_t*)' extern time_t time (time_t *__timer) __THROW; ^~~~ main.cpp: In function 'void dfs(int)': main.cpp:16:24: warning: ISO C++ forbids incrementing a pointer of type 'time_t (*)(time_t*) throw () {aka long int (*)(long int*) throw ()}' [-Wpointer-arith] disc[n1]=low[n1]=++time; ^~~~ main.cpp:16:24: error: lvalue required as increment operand main.cpp: In function 'int main()': main.cpp:57:18: error: assignment of function 'time_t time(time_t*)' time=0; ^ main.cpp:57:18: error: cannot convert 'int' to 'time_t(time_t*) throw () {aka long int(long int*) throw ()}' in assignment main.cpp:46:15: warning: unused variable 'j' [-Wunused-variable] int n,m,i,j,x,y; ^ Non zero exit status: 1