View Compilation Error

0_0_14537637_20297.cpp:42:1: error: 'LL' does not name a type
 LL geoSum(LL x, int n, LL MOD) {
 ^
0_0_14537637_20297.cpp: In function 'int main()':
0_0_14537637_20297.cpp:57:14: error: 'getPrime' was not declared in this scope
  getPrime(4e4);
              ^
0_0_14537637_20297.cpp:86:35: error: 'geoSum' was not declared in this scope
         int ans=geoSum(k, ans-1, q);
                                   ^