monoalfabetico

def cripta():
    a=open('arminuta.txt')
    p=a.read()
    a.close()
    criptato=''
    for i in p:
        if i in chiave:
            criptato+=chiave[alf.find(i)]
        else:
            criptato+=i
    return criptato

def decripta(p,chiave):
    decriptato=''
    for i in p:
        if i in chiave:
            decriptato+=alf[chiave.find(i)]
        else:
            decriptato+=i
    return decriptato


def intell():
    p=cripta()
    alf='abcdefghilmnopqrstuvz'
    a=open('parole.txt')
    b=a.read()
    a.close()
    listap=b.split('\n')
    voc=''.join(listap)

    statistica={}
    tot=len(voc)
    for l in alf:
        statistica[l]=(voc.count(l)-1)/tot
    print(statistica)

    dalfip={}
    tot=len(p)
    for l in alf:
        dalfip[l]=p.count(l)/tot
    print(dalfip)