def destinacions(nomf, ret_m):
    d={}
    with open(nomf, 'r') as f:
        for x in f:
            l=x.strip().split(';')
            ret= int(l[-1])
            if ret <= ret_m:
                if l[0] not in d:
                    d[l[0]] = [l[1]]
                else:
                    d[l[0]].append(l[1])
    for x in d:
        d[x].sort()
    return d