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View Compilation Error

0_0_27971853_32544.cpp:8:11: error: 'll pow [210]' redeclared as different kind of symbol
 ll pow[210],Hash[210];
           ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/cmath:44:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/random:38,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:66,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62,
                 from 0_0_27971853_32544.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/math.h:151:18: note: previous declaration 'double pow(double, double)'
   double __cdecl pow(double _X,double _Y);
                  ^
0_0_27971853_32544.cpp: In function 'bool check(int, int, int)':
0_0_27971853_32544.cpp:27:23: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
         if(ret*pow[k*i]!=Hash[r3]-Hash[l3-1])
                       ^
0_0_27971853_32544.cpp: In function 'int main()':
0_0_27971853_32544.cpp:45:10: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
     pow[0]=1;
          ^
0_0_27971853_32544.cpp:47:13: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
        pow[i]=pow[i-1]*MOD;
             ^
0_0_27971853_32544.cpp:47:22: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
        pow[i]=pow[i-1]*MOD;
                      ^
0_0_27971853_32544.cpp:54:40: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
            Hash[i]=Hash[i-1]+s[i]*pow[i];
                                        ^


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