View Compilation Error

0_0_8827996_2917.cpp: In function `int query(int)':
0_0_8827996_2917.cpp:37: error: `int query(int)' redeclared as different kind of symbol
0_0_8827996_2917.cpp:19: error: previous declaration of `Query query[50012]'
0_0_8827996_2917.cpp:19: error: previous non-function declaration `Query query[50012]'
0_0_8827996_2917.cpp:37: error: conflicts with function declaration `int query(int)'
0_0_8827996_2917.cpp: In function `int main()':
0_0_8827996_2917.cpp:95: error: `query' cannot be used as a function