View Compilation Error

0_0_28854929_27583.cpp: In function 'int seg_cross_seg(Line, Line)':
0_0_28854929_27583.cpp:267:21: error: expected primary-expression before '%' token
     if((d1^d2)==-2&&%
                     ^
0_0_28854929_27583.cpp:267:21: error: expected primary-expression at end of input
0_0_28854929_27583.cpp:267:21: error: expected ')' at end of input
0_0_28854929_27583.cpp:267:21: error: expected statement at end of input
0_0_28854929_27583.cpp:267:21: error: expected '}' at end of input