0_0_38351935_5379.cpp:12:11: error: 'const int log' redeclared as different kind of symbol
const int log = 20;
^
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_38351935_5379.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_38351935_5379.cpp:24:29: error: size of array 'par' has non-integral type '<unresolved overloaded function type>'
int deg[maxn], par[log][maxn], head[maxn], dep[maxn];
^
0_0_38351935_5379.cpp: In function 'void init()':
0_0_38351935_5379.cpp:49:28: error: invalid operands of types 'int' and '<unresolved overloaded function type>' to binary 'operator<'
for(int k = 0; k + 1 < log; k++)
^
0_0_38351935_5379.cpp: In function 'int lca(int, int)':
0_0_38351935_5379.cpp:64:24: error: invalid operands of types 'int' and '<unresolved overloaded function type>' to binary 'operator<'
for(int k = 0; k < log; k++)
^
0_0_38351935_5379.cpp:70:23: error: invalid operands of types '<unresolved overloaded function type>' and 'int' to binary 'operator-'
for(int k = log - 1; k >= 0; k--)
^
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