friends_list=['Niu Ke Le', 'Niumei', 'Niuneng', 'GOLO']
print(friends_list)
friends_list_new=[]
for name in friends_list:
    name1=name.replace(name,str(friends_list.index(name)))
    friends_list_new.append(int(name1))

print(friends_list_new)