View Compilation Error

0_0_33134279_4461.cpp: In function 'int ask(int, int, int)':
0_0_33134279_4461.cpp:57:47: error: expected primary-expression at end of input
     if(l<=mid) { ans = max( ans , ask(l,r,lc) %
                                               ^
0_0_33134279_4461.cpp:57:47: error: expected '}' at end of input
0_0_33134279_4461.cpp:57:47: error: expected '}' at end of input