View Compilation Error

0_0_38055409_26608.cpp: In function 'int main()':
0_0_38055409_26608.cpp:7:5: error: 'll' was not declared in this scope
     ll n[55];
     ^
0_0_38055409_26608.cpp:8:12: error: 'n' was not declared in this scope
     memset(n, 0, sizeof(n));
            ^