View Compilation Error

0_0_23644131_27822.cpp: In function 'int main()':
0_0_23644131_27822.cpp:12:13: error: expected unqualified-id before ';' token
     int n,m,;
             ^
0_0_23644131_27822.cpp:30:26: error: 'A' was not declared in this scope
         bai=(double)d[m]/A*bai;
                          ^