下載並遍歷 names.txt 文件，輸出長度最長的迴文人名。

def is_pamax(name):
	low = 0
	up = len(name)-1
	while low < up:
		if name[low] != name[up]:
			return  False
		low += 1
		up -= 1
	return True


f = open("D:/names.txt")

max_length = 0
for line in f:
	name = line.strip()
	if is_pamax(name):
		temp_length = len(name)
		if temp_length > max_length:
			max_length=temp_length

print max_length

f.close()

# maxlength=8
f = open("D:/names.txt")
for line in f:
	name = line.strip()
	if is_pamax(name):
		if 8 == len(name):
			print name
f.close()

names.txt文檔下載