View Compilation Error

0_0_36427788_28019.cpp: In function 'void work()':
0_0_36427788_28019.cpp:43:23: error: request for member 'size' in 'v', which is of non-class type 'int [2000000]'
   for(ll j = 0; j < v.size()&&x; j++)
                       ^