Here i have problem in pleaaaaase help arrey

Question

int n, m;
cout « "please enter 2 numbers=" « n « m;
cin »n » m;
int a[n][m];

Answer 1

int n, m;
cout <<"please enter 2 numbers="<< n<< m;
cin>>n>> m;
int a[n][m];
you have misspell the insertion sign

Answer 2

why are you outputting n and m before they are read in?

Answer 3

because in cout have eror

Answer 4

here in int a [n][m];
n ,m have eror expression must have a constant value