View Compilation Error

0_0_13828781_31171.cpp: In function 'int main()':
0_0_13828781_31171.cpp:30:3: error: 'ln' was not declared in this scope
   ln=*pw[6];
   ^
0_0_13828781_31171.cpp:30:11: error: invalid type argument of unary '*' (have 'long long int')
   ln=*pw[6];
           ^
0_0_13828781_31171.cpp:35:24: error: invalid operands of types 'long long int' and 'double' to binary 'operator%'
      if(p%(10*(n-pw[6]))==0){
                        ^