View Compilation Error

0_0_8474958_15628.cpp:3: error: size of array `D' is too large
0_0_8474958_15628.cpp: In function `int main()':
0_0_8474958_15628.cpp:13: error: `D' undeclared (first use this function)
0_0_8474958_15628.cpp:13: error: (Each undeclared identifier is reported only once for each function it appears in.)