View Compilation Error

0_0_37882024_3891.cpp: In function 'int main()':
0_0_37882024_3891.cpp:126:26: error: no match for 'operator[]' (operand types are 'matrix' and 'int')
             scanf("%d",&A[i][j]);
                          ^
0_0_37882024_3891.cpp:130:26: error: no match for 'operator[]' (operand types are 'matrix' and 'int')
             scanf("%d",&B[i][j]);
                          ^