View Compilation Error

0_0_30162400_22985.cpp: In function 'int main()':
0_0_30162400_22985.cpp:15:3: error: 'LL' was not declared in this scope
   LL ans=0;
   ^
0_0_30162400_22985.cpp:27:5: error: 'ans' was not declared in this scope
     ans+=1LL*sumx*sumy;
     ^
0_0_30162400_22985.cpp:30:19: error: 'ans' was not declared in this scope
   printf("%lld\n",ans);
                   ^