0_0_28358666_28492.cpp:7:25: error: 'int cos [1001]' redeclared as different kind of symbol
int n,m,ans,p,q,cos[1001],val[101][101],inter[101][101],dp[12][1<<12];
^
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_28358666_28492.cpp:4:
GCC4.9.2/x86_64-w64-mingw32/include/math.h:139:18: note: previous declaration 'double cos(double)'
double __cdecl cos(double _X);
^
0_0_28358666_28492.cpp: In function 'int dfs(int, int)':
0_0_28358666_28492.cpp:16:15: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
sum-=cos[rt];
^
0_0_28358666_28492.cpp: In function 'int main()':
0_0_28358666_28492.cpp:5:35: error: ISO C++ forbids applying 'sizeof' to an expression of function type [-fpermissive]
#define mem(a) memset(a,0,sizeof(a));
^
0_0_28358666_28492.cpp:30:12: note: in expansion of macro 'mem'
ans=0;mem(cos)mem(val)mem(dp)mem(inter)
^
0_0_28358666_28492.cpp:5:36: error: cannot resolve overloaded function 'cos' based on conversion to type 'void*'
#define mem(a) memset(a,0,sizeof(a));
^
0_0_28358666_28492.cpp:30:12: note: in expansion of macro 'mem'
ans=0;mem(cos)mem(val)mem(dp)mem(inter)
^
0_0_28358666_28492.cpp:33:16: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
cin>>cos[i];
^
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