View Compilation Error

0_0_36357718_32279.cpp: In function 'long long int nlcm(long long int*, long long int)':
0_0_36357718_32279.cpp:66:2: error: 'll' was not declared in this scope
  ll ans=a[1];
  ^
0_0_36357718_32279.cpp:69:3: error: 'ans' was not declared in this scope
   ans=lcm(ans,a[i]);
   ^
0_0_36357718_32279.cpp:71:9: error: 'ans' was not declared in this scope
  return ans;
         ^
0_0_36357718_32279.cpp: In function 'int main()':
0_0_36357718_32279.cpp:96:9: error: expected primary-expression before ';' token
     sum-;
         ^