• + 0 comments
    import re
    s = input()
    k = input()
    
    pattern = fr"(?=({k}))"
    matches = re.finditer(pattern, s)
    matches_list = list(matches)
    if matches_list:
        for m in matches_list:
            print((m.start(1), m.end(1)-1))
    else:
        print((-1, -1))