count = 0

name_list =['张琪', '刘艳', '司马懿', '诸葛亮']

for n in name_list:

count = count + ______ #个数增长1

print('元素个数为%d' % ______)

score_list = [3,4,5,2,6,3,2,5,2,5]

the_sum = sum(score_list)

the_avg = the_sum/len(_______) #计算平均值

print('平均分是%.1f' % ________)

s=0

for n in range(1,104,6):

s= __________ #累加

print(____) #输出最后计算结果

x,y=y,x

上面程序执行后后x的值是________。