View Compilation Error

0_0_21685230_22244.cpp: In function 'int main()':
0_0_21685230_22244.cpp:38:42: error: cannot convert 'poi' to 'int' in initialization
                     int temp = bn[j]-bn[i])*(an[k]-bn[i]);
                                          ^
0_0_21685230_22244.cpp:38:43: error: expected ',' or ';' before ')' token
                     int temp = bn[j]-bn[i])*(an[k]-bn[i]);
                                           ^
0_0_21685230_22244.cpp:39:35: error: expected ')' before 'll'
                     if((temp > 0) ll++;
                                   ^