python,哪里有问题啊

a,b=map(int,input().split()) def p(x): for i in range(2,int(x**0.5)+1): if x%i==0: return False return True def q(x): if x<10: return True t=list(str(x)) if t==t[::-1]:return True else: return False for i in range(a,a+b): if p(i) and q(i):print(i)