View Compilation Error

0_0_33602922_18352.cpp: In function 'bool check(double)':
0_0_33602922_18352.cpp:78:109: error: expected primary-expression before '%' token
     ret += abs(floor(((rotate(Vector(x + vx * t, y + vy * t - h / 3.0), 2.0 * PI / 3.0).y + h / 3.0) / h)));%
                                                                                                             ^
0_0_33602922_18352.cpp:78:109: error: expected primary-expression at end of input
0_0_33602922_18352.cpp:78:109: error: expected '}' at end of input