View Compilation Error

0_0_21418415_21910.cpp: In function 'int main()':
0_0_21418415_21910.cpp:38:19: error: 'll' was not declared in this scope
             ans+=(ll)(g[l]-g[i-1])*(n/i)*(m/i);
                   ^
0_0_21418415_21910.cpp:40:27: error: 'll' was not declared in this scope
         printf("%I64d\n",(ll)n*m-ans);
                           ^