Printing Data

    C++                                         Python

    cout << "Hello, world";                     print 'Hello, world',
    cout << "Hello, world" << endl;             print 'Hello, world'

    cout << "i = " << i << endl;                print 'i =', i
    cout << "x = " << x << endl;                print 'x =', x
    cout << "j = " << j                         print 'j =', j, \
         << " y = " << y << endl;                     'y = ', y
                                                print 'j =', j, 'y = ', y

    cout << "result = " << sum << endl;         print 'result =', sum

    printf("answers = %10.4f, %5d\n", z, i);    print 'answers = {0:10.4f}, {1:5d}'.format(z, i)