View Compilation Error

0_0_32275103_20533.cpp: In function 'int main()':
0_0_32275103_20533.cpp:54:18: error: 'A' was not declared in this scope
      scanf("%d",&A[I]);
                  ^
0_0_32275103_20533.cpp:54:20: error: 'I' was not declared in this scope
      scanf("%d",&A[I]);
                    ^