0_0_14959506_28747.cpp:19:16: error: 'int pow [100005]' redeclared as different kind of symbol
int N, pow[maxn], inv[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_14959506_28747.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_14959506_28747.cpp: In function 'int main()':
0_0_14959506_28747.cpp:32:7: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
pow[0] = inv[0] = 1;
^
0_0_14959506_28747.cpp:33:38: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
for (int i = 1; i < maxn; i++) pow[i] = 2 * pow[i-1] % mod;
^
0_0_14959506_28747.cpp:33:53: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
for (int i = 1; i < maxn; i++) pow[i] = 2 * pow[i-1] % mod;
^
0_0_14959506_28747.cpp:45:30: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
ans = (ans + 1LL * pow[i-1] * (fi * fh) % mod) % mod;
^
0_0_14959506_28747.cpp:46:46: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
ans = (ans + 1LL * (i==N?inv2:pow[N-i-1]) * (fg * fi) % mod) % mod;
^
0_0_14959506_28747.cpp:47:24: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
fg = fg + fi * pow[i];
^
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