def longest_sorted_substr_instrumented(s: str) -> str:
    count = 0
    max_count = 0
    end_position = 0
    for char in range((len(s) - 1)):
        if evaluate_condition(1, 'LtE', s[char], s[(char + 1)]):
            count += 1
            if evaluate_condition(2, 'Gt', count, max_count):
                max_count = count
                end_position = (char + 1)
        else:
            count = 0
    start_position = (end_position - max_count)
    return s[start_position:(end_position + 1)]