int main(int argc,char **argv) { int e=0; e|=test_tilt_left(); e|=test_tilt_right(); e|=test_tilt_board_left(); return e; }
int main(int argc,char **argv) { int e=0; e|=test_tilt_left(); e|=test_tilt_right(); e|=test_board_rotations(); whitebox(); return e; }