View Compilation Error

0_0_30699116_21540.cpp: In function 'void pb_ds::main()':
0_0_30699116_21540.cpp:639:37: error: expected ')' at end of input
             memset(to, 0, (n + 2) * 2 
                                     ^
0_0_30699116_21540.cpp:639:37: error: expected '}' at end of input
0_0_30699116_21540.cpp:639:37: error: expected '}' at end of input
0_0_30699116_21540.cpp: At global scope:
0_0_30699116_21540.cpp:639:37: error: expected '}' at end of input