View Compilation Error

0_0_11968669_18850.cpp:10: error: `int div[4][2]' redeclared as different kind of symbol
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/stdlib.h:377: error: previous declaration of `div_t div(int, int)'
0_0_11968669_18850.cpp:10: error: declaration of `int div[4][2]'
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/stdlib.h:377: error: conflicts with previous declaration `div_t div(int, int)'
0_0_11968669_18850.cpp: In function `void dfs(int, int, int)':
0_0_11968669_18850.cpp:20: error: invalid types `<unknown type>[int]' for array subscript
0_0_11968669_18850.cpp:21: error: invalid types `<unknown type>[int]' for array subscript