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View Compilation Error

0_0_20781827_14992.cpp:9:42: error: 'int log [200010]' redeclared as different kind of symbol
 mn[maxn][25],pos[maxn],dep[maxn],log[maxn],
                                          ^
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_20781827_14992.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/math.h:149:18: note: previous declaration 'double log(double)'
   double __cdecl log(double _X);
                  ^
0_0_20781827_14992.cpp: In function 'int dis(int, int)':
0_0_20781827_14992.cpp:35:13: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
  k=log[y-x+1];
             ^
0_0_20781827_14992.cpp: In function 'void solve()':
0_0_20781827_14992.cpp:170:40: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
  for (int k=1;(1<<k)<=clo;k++) log[1<<k]=k;
                                        ^
0_0_20781827_14992.cpp:172:13: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
   if (!log[i]) log[i]=log[i-1];
             ^
0_0_20781827_14992.cpp:172:21: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
   if (!log[i]) log[i]=log[i-1];
                     ^
0_0_20781827_14992.cpp:172:30: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
   if (!log[i]) log[i]=log[i-1];
                              ^
0_0_20781827_14992.cpp:173:25: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
  for (int k=1;k<=log[clo];k++)
                         ^


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