View Compilation Error

1_868_1247_23199.cpp: In function 'int main()':
1_868_1247_23199.cpp:7:12: error: expected primary-expression before 'long'
 #define ll long long
            ^
1_868_1247_23199.cpp:20:19: note: in expansion of macro 'll'
             cnt+=(ll(a*100+0.5))/100.0;
                   ^
1_868_1247_23199.cpp:7:12: error: expected ')' before 'long'
 #define ll long long
            ^
1_868_1247_23199.cpp:20:19: note: in expansion of macro 'll'
             cnt+=(ll(a*100+0.5))/100.0;
                   ^