View Compilation Error

0_0_15756585_11938.cpp: In function 'int main()':
0_0_15756585_11938.cpp:89:21: error: expected primary-expression before '||' token
   else if(num == 0) || (cmp(ret[0].x-ret[1].x) == 0 && cmp(ret[0].y-ret[1].y) == 0))
                     ^