qq_1334124306

python实现switch语句功能

s='Avcvvvavacbvs' s=s.lower(); l=list(s) l1=[] for id,x in enumerate(l): c=l.count(x) l1.append((x,c)) q=dict(l1) print(q)

a = [3, 4, 7, 4, 3, 5, 6, 9] b=[] for s in a: for i in range(2, s): if(s % i==0): break; if(i==s-1): b.append(s) for ss in b: while s...