GÉNÉRATEUR DE BASE ARITHMÉTIQUE

def StringtoList(chaine): 
        i=0 
        result = [] 
        while i<len(chaine): 
                result.append(str(chaine[i])) 
                i = i+1 
        return result 

def ModifyWord(word_init, index): 
        word = StringtoList(word_init) 
        tab = [] 
        tab=['a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q',
		'r','s','t','u','v','w','x','y','z','A','B','C','D','E','F','G','H','I',
		'J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z','0',
		'1','2','3','4','5','6','7','8','9','_','$','&','#','@'] 
        if index >= 0: 
                if word[index] != tab[len(tab)-1]: 
                        i=0 
                        while word[index] != tab[i]: 
                                i=i+1 
                        word[index] = tab[i+1] 
                else: 
                        word[index] = tab[0] 
                        word = ModifyWord(word,index-1) 
        else: 
                taille = len(word) 
                i=0 
                temp = [] 
                while i < taille +1 : 
                        temp.append(tab[0]) 
                        i=i+1 
                word = temp 
        result = '' 
        
        for i in range(len(word)) : 
                result = result + str(word[i]) 
        return (result) 
chaine =''
while 1 == 1:
	print chaine
	chaine = ModifyWord(chaine, len(chaine)-1)