123456. 1 2 3 4 5 6

 #include<iostream>

using namespace std;

int main()

{

    int n, rev = 0, rem;

    cout << "Enter an integer: ";

    cin >> n;

    while (n != 0)

    {

        rem = n % 10;

        rev = rev * 10 + rem;

        n /= 10;

    }

    while (rev > 0)

    {

        int digit = rev % 10;

        rev /= 10;

        cout << digit << " ";

    }

    return 0;

}



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