View Compilation Error

0_0_22229858_25603.cpp: In function 'int main()':
0_0_22229858_25603.cpp:28:38: error: expected primary-expression before ')' token
             if(gcd(item[i],item[j])==)numa++;
                                      ^
0_0_22229858_25603.cpp:34:26: error: expected primary-expression before ')' token
      printf("%d\n",(n*(n-)*(n-)/)-ans/);
                          ^
0_0_22229858_25603.cpp:34:31: error: expected primary-expression before ')' token
      printf("%d\n",(n*(n-)*(n-)/)-ans/);
                               ^
0_0_22229858_25603.cpp:34:33: error: expected primary-expression before ')' token
      printf("%d\n",(n*(n-)*(n-)/)-ans/);
                                 ^
0_0_22229858_25603.cpp:34:39: error: expected primary-expression before ')' token
      printf("%d\n",(n*(n-)*(n-)/)-ans/);
                                       ^