View Compilation Error

0_0_36061809_12873.cpp: In function 'int main()':
0_0_36061809_12873.cpp:6:2: error: 'll' was not declared in this scope
  ll a[30];
  ^
0_0_36061809_12873.cpp:7:2: error: 'a' was not declared in this scope
  a[0]=0;
  ^