View Compilation Error

0_0_30414463_444.cpp: In function 'int main()':
0_0_30414463_444.cpp:4:37: error: 'sync_with_stdio' was not declared in this scope
 #define fastio ios:sync_with_stdio(0); cin.tie(0);
                                     ^
0_0_30414463_444.cpp:11:2: note: in expansion of macro 'fastio'
  fastio;
  ^