Chapter 4-10 greatest common divisor and least common multiple
m,n=map(int,input().split()) I = 0 a=b=0 if m >n: min = w else : min=n for i in range(1,min+1): if m%i==0: if n%i==0: a=i b=(m/a)*n print('{:d} {:.0f}'.format(a,b))
Chapter 4 -11 determine prime numbers
a=eval(input())= [] flag=0 for i in range(a): li.append(input()) b=[int(i) for i in li] for i in range(a): c=b[i] e=int(c/2) for i in range(2,e): if c % i == 0: flag=1 break if flag==1: print('No') else: print('Yes')
思路:list接收输入参数,转换成int,再判断素数