题目:
30人在一条船上,超载,需要15人下船,于是人们排成了一队,排队的位置即为他们的编号,从第一个开始报数,从1数到9,数到9的人下船,如此循环往复,直到船上仅剩下15人为止,那么有哪些人下船呢?
people = {} for i in range(1,31): people[i] = 1 check = 0 i = 1 j = 0 while i <= 31: if i == 31: i = 1 elif j == 15: break else: if people[i] == 0: i += 1 continue else: check += 1 if check == 9: people[i] = 0 check = 0 print("{}号下船了!".format(i)) j+=1 else: i+=1 continue