作者：刘沅驹         更新时间：2024-08-13 17:55          浏览：365次         点赞：1次          热度：20

#第二节课 #1 n = int(input('请输入一个在 2~100 之间的正整数:')) a = 4 while True: L = [] for i in range(1,a+1): if a % i == 0: L.append(i) if len(L) == n: print(L) print(f'具有 {n} 个不同因敬的最小合数是:{a}') break a += 1 #2 a = '1358' L = [] for i in a: for b in a: for c in a: if i != b != c and i != c: L.append(i+b+c) print(i+b+c) L1 = list(set(L)) for i in L1: print(i) print(len(L1)) #3 for i in range (1,1000): i = str(i) if '3' in i: flag = '质数' for j in range(2,int(i)): if int(i) % j == 0: flag = '合数' if flag == '质数': i = 'g' + i if '33' in i: i = i + '*' print(i) #4 a = list(eval(input())) print(len(a)) print(min(a)) print(sorted(a,reverse = True)) print(a) for i in a: if 0 < i <= 26: print(chr(i+64),end='') else: print('[bad]',end='')