length of each number in array
const int SIZE = 9;
int arr[SIZE], arr2[SIZE];
cout << "Enter numbers: \n";
for (int i = 0; i < SIZE; i++)
cin >> arr[i];
for (int i = 0; i < SIZE; i++)
cout << arr[i] << "\t";
cout << endl;
int count, number;
for (int i = 0; i < SIZE; i++)
{
count = 0;
number = arr[i];
do
{
++count;
number /= 10;
} while (number);
arr2[i] = count;
}
for (int i = 0; i < SIZE; i++)
cout << arr2[i] << "\t";
cout << endl;