markers

def assign_marker(people_to_mark, marker_index):
    result = list(people_to_mark)
    for idx, i in enumerate(people_to_mark):
        if marker_index < len(result):
            marker_index = marker_index + 1
            if marker_index < len(result):
                del result[marker_index]
            else:
                del result[0]
                break
        else:
            marker_index = 0
            break

    if len(result) == 1:
        return result[0]
    else:
        return assign_marker(result, marker_index)

# Tests 4 Personas
# Resultado esperado: 5
people = [i for i in range(1, 5)]
result = assign_marker(people, 0)
print result == 1

# Tests 10 Personas
# Resultado esperado: 5
people = [i for i in range(1, 11)]
result = assign_marker(people, 0)
print result == 5

# 16 personas
# Resultado esperado: 1
people = [i for i in range(1, 17)]
result = assign_marker(people, 0)
print result == 1

# 100 Personas
people = [i for i in range(1, 101)]
result = assign_marker(people, 0)
print 'Result: %s' % result