View Compilation Error

0_0_13659721_16774.cpp: In function 'void getArray(int)':
0_0_13659721_16774.cpp:45:10: error: 'B' was not declared in this scope
   A[i] = B[i] = rand() % 100000;
          ^
0_0_13659721_16774.cpp: In function 'bool CheckAnswer(int)':
0_0_13659721_16774.cpp:50:15: error: 'B' was not declared in this scope
   if (A[i] != B[i])
               ^