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View Compilation Error

0_0_29956026_17157.cpp:16:13: error: 'int cos [200]' redeclared as different kind of symbol
 int cos[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_29956026_17157.cpp:5:
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_29956026_17157.cpp: In function 'void spfa()':
0_0_29956026_17157.cpp:48:19: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
    if(dis[y][cos[y]+s.cost]>dis[s.id][s.cost]+le[i])
                   ^
0_0_29956026_17157.cpp:50:17: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
     dis[y][cos[y]+s.cost]=dis[s.id][s.cost]+le[i];
                 ^
0_0_29956026_17157.cpp:51:18: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
     if(sum<=cos[y]+s.cost)
                  ^
0_0_29956026_17157.cpp:53:30: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
      ans=min(ans,dis[y][cos[y]+s.cost]);
                              ^
0_0_29956026_17157.cpp:55:22: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
     if(!mark[y][cos[y]+s.cost])
                      ^
0_0_29956026_17157.cpp:57:19: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
      mark[y][cos[y]+s.cost]=1;
                   ^
0_0_29956026_17157.cpp:58:27: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
      Q.push((node){y,cos[y]+s.cost});
                           ^
0_0_29956026_17157.cpp: In function 'int main()':
0_0_29956026_17157.cpp:91:20: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
   scanf("%d",&cos[i]);
                    ^
0_0_29956026_17157.cpp:92:13: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
   sum+=cos[i];
             ^


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