View Compilation Error

0_0_38341442_17148.cpp:5:1: error: 'll' does not name a type
 ll n, b, a = 9973;
 ^
0_0_38341442_17148.cpp: In function 'int main()':
0_0_38341442_17148.cpp:12:23: error: 'n' was not declared in this scope
   scanf("%lld %lld", &n, &b);
                       ^
0_0_38341442_17148.cpp:12:27: error: 'b' was not declared in this scope
   scanf("%lld %lld", &n, &b);
                           ^
0_0_38341442_17148.cpp:13:19: error: 'a' was not declared in this scope
   for (j = 0; j < a; j++)
                   ^