View Compilation Error

0_0_35083273_23788.cpp: In function 'int bfs(int, int)':
0_0_35083273_23788.cpp:36:17: error: invalid operands of types 'int [200010]' and 'int' to binary 'operator*'
         if(step*2 < 200010&&step[now*2] == false)
                 ^