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程序设计题12

Python代码

代码一

all_student = input().split()present_student = input().split()all_student = [name.lower() for name in all_student]present_student = [name.lower() for name in present_student]res = []# 第一种for name in all_student:if name not in present_student:res.append(name)print(' '.join(res))

代码二

all_student = input().split()present_student = input().split()# 第二种all_student = [name.lower() for name in all_student]present_student = [name.lower() for name in present_student]res = list(set(all_student) - set(present_student))print(' '.join(res))

输入样例

张三 李四 王五 赵六 Lily Jack王五 赵六 jack 张三

输出样例

李四 lily