Eroare de compilare: main.cpp:10:29: error: 'int select [50005]' redeclared as different kind of symbol int val[50005], select[50005], update[50005]; ^ In file included from /usr/include/x86_64-linux-gnu/sys/types.h:219:0, from /usr/include/stdlib.h:314, from /usr/include/c++/6/cstdlib:75, from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:47, from main.cpp:1: /usr/include/x86_64-linux-gnu/sys/select.h:106:12: note: previous declaration 'int select(int, fd_set*, fd_set*, fd_set*, timeval*)' extern int select (int __nfds, fd_set *__restrict __readfds, ^~~~~~ main.cpp: In function 'int main()': main.cpp:24:13: warning: pointer to a function used in arithmetic [-Wpointer-arith] select[1] = 1; ^ main.cpp:24:17: error: assignment of read-only location '*(select + 1u)' select[1] = 1; ^ main.cpp:24:17: error: cannot convert 'int' to 'int(int, fd_set*, fd_set*, fd_set*, timeval*)' in assignment main.cpp:28:19: warning: pointer to a function used in arithmetic [-Wpointer-arith] select[top] = 0; ^ main.cpp:28:23: error: assignment of read-only location '*(select + ((sizetype)top))' select[top] = 0; ^ main.cpp:28:23: error: cannot convert 'int' to 'int(int, fd_set*, fd_set*, fd_set*, timeval*)' in assignment main.cpp:34:31: warning: pointer to a function used in arithmetic [-Wpointer-arith] if(!select[nod]){ ^ main.cpp:36:31: warning: pointer to a function used in arithmetic [-Wpointer-arith] select[nod] = 1; ^ main.cpp:36:35: error: assignment of read-only location '*(select + ((sizetype)nod))' select[nod] = 1; ^ main.cpp:36:35: error: cannot convert 'int' to 'int(int, fd_set*, fd_set*, fd_set*, timeval*)' in assignment main.cpp:13:15: warning: unused variable 'j' [-Wunused-variable] int n,m,i,j,a,b,cost,top,nod; ^ Non zero exit status: 1